Small Parts & Bearings - an MBA company

Knobs Round Categories


Knobs - Round Male - Soft
Knobs - Round Male - Soft

Also see combined categories:
All Round Knobs
All Knobs

Special high impact strength black technopolymer coated with soft touch elastomer chemically bonded (hardness 70 Shore A). Black matte finish. Resistant to solvents, oils, greases and other chemical agents. Zinc plated threaded steel stud. This category may be available in the new MBA online store at Knobs - Round Male - Soft.

Related Information:


Knobs - Disc Female - Knurled - Plastic
Knobs - Disc Female - Knurled - Plastic

Also see combined categories:
All Cross Knobs
All Knobs

This category may be available in the new MBA online store at Knobs - Disc Female - Knurled - Plastic.

Related Information:


Knobs - Disc Male - Knurled - Plastic
Knobs - Disc Male - Knurled - Plastic

Also see combined categories:
All Cross Knobs
All Knobs

This category may be available in the new MBA online store at Knobs - Disc Male - Knurled - Plastic.

Related Information:


You may also be interested in

Knobs Mushroom


Knobs - Mushroom Round Female - Phenolic
Knobs - Mushroom Round Female - Phenolic

Also see combined categories:
All Mushroom Knobs
All Knobs

This category may be available in the new MBA online store at Knobs - Mushroom Round Female - Phenolic.

Related Information:


Cross Blocks


Cross Blocks - Heavy Duty - One Knob One Nut
Cross Blocks - Heavy Duty - One Knob One Nut

Also see combined categories:
All Cross Blocks
All Swivel Joints and Cross Blocks

Used for connecting two round rods at 90o.

Adjustments can be made by loosening the hand knob. Plastic knobs function independently for precise adjustment. Knobs have brass insert for easy turning and to prevent galling. Stainlesss steel eye bolt firmly clamps around adjusting rod for superior holding strength. Eyelet does not mar rod when tightened, resulting in smooth rod surface that easily slides through the cross block. No set screws required. Plastic or Stainless bodies accept 12.70 or 15.88mm rods. This category may be available in the new MBA online store at Cross Blocks - Heavy Duty - One Knob One Nut.


Rings - Round - Nickel Plated
Rings - Round - Nickel Plated


Nickel plated round rings

This category may be available in the new MBA online store at Rings - Round - Nickel Plated.


Screws - Round Head - 304 Stainless - Slotted
Screws - Round Head - 304 Stainless - Slotted

Also see combined categories:
All Machine Screws

Metric Only

Nuts sold seperately - See Nuts. This category may be available in the new MBA online store at Screws - Round Head - 304 Stainless - Slotted.

Related Information:


Screws - Round Head - Brass - Slotted
Screws - Round Head - Brass - Slotted

Also see combined categories:
All Machine Screws
All Brass Machine Screws

Brass metal thread machine screws BSW - UNF - UNC

Nuts sold seperately - See Nuts. This category may be available in the new MBA online store at Screws - Round Head - Brass - Slotted.

Related Information:


Screws - Round Head - Nylon - Slotted
Screws - Round Head - Nylon - Slotted

Also see combined categories:
All Machine Screws
All Plastic Screws

UNC - UNF

Non Conductive. Non Corrosive. Non Magnetic. Lightweight. Vibration Resistant.

Related Information:


Screws - Round Head - Steel - Slotted
Screws - Round Head - Steel - Slotted

Also see combined categories:
All Machine Screws

Metal Thread Screws. Metric and BSW only. Supplied with nut.

Nuts sold seperately - See Nuts. This category may be available in the new MBA online store at Screws - Round Head - Steel - Slotted.

Related Information:


Spacers - Round - Hobby
Spacers - Round - Hobby

Also see combined categories:
All Round Spacers
All Flat Washers and Spacers - Non Metallic

Inexpensive nylon spacers for hobby applications

This category may be available in the new MBA online store at Spacers - Round - Hobby.


Spacers - Round - Threaded
Spacers - Round - Threaded


Brass or 303 Stainless Steel

This category may be available in the new MBA online store at Spacers - Round - Threaded.


Spacers - Round - Through Bore - Aluminium
Spacers - Round - Through Bore - Aluminium

Also see combined categories:
All Round Spacers
All Flat Washers and Spacers - Metallic

Shaft spacers - Aluminium

This category may be available in the new MBA online store at Spacers - Round - Through Bore - Aluminium.


Spacers - Round - Through Bore - Brass
Spacers - Round - Through Bore - Brass

Also see combined categories:
All Round Spacers
All Flat Washers and Spacers - Metallic

Shaft spacers - Brass

This category may be available in the new MBA online store at Spacers - Round - Through Bore - Brass.


Spacers - Round - Through Bore - Nylon
Spacers - Round - Through Bore - Nylon

Also see combined categories:
All Round Spacers
All Flat Washers and Spacers - Non Metallic

Shaft spacers - Nylon

This category may be available in the new MBA online store at Spacers - Round - Through Bore - Nylon.


Spacers - Round - Through Bore - Stainless Steel
Spacers - Round - Through Bore - Stainless Steel

Also see combined categories:
All Round Spacers
All Flat Washers and Spacers - Metallic

Shaft spacers - Stainless Steel

This category may be available in the new MBA online store at Spacers - Round - Through Bore - Stainless Steel.


Spacers - Round - Through Bore - Steel
Spacers - Round - Through Bore - Steel

Also see combined categories:
All Round Spacers
All Flat Washers and Spacers - Metallic

Shaft spacers - Steel

This category may be available in the new MBA online store at Spacers - Round - Through Bore - Steel.


Bungs - Round - Standard
Bungs - Round - Standard


Plastic bungs fit inside round tube.

Other colours available on request. Minimum quantities will apply. Made from tough polyethylene. This category may be available in the new MBA online store at Bungs - Round - Standard.

Related Information:


Rod - Round - Aluminium
Rod - Round - Aluminium

Also see combined categories:
All Metal Rod - Round

For general hobby applications.

NOTE! Very thin sizes may experience some bending. They may not be straight for the entire length. May be slightly oversized on OD so some reworking may be required before fitting closely mating parts such as bearings. This product is not recommended for use as a bearing shaft. We suggest you use items from the category - Shafting - Ground for bearing shaft. Includes K&S Metals range and more.

Related Information:


Rod - Round - Brass
Rod - Round - Brass

Also see combined categories:
All Metal Rod - Round

For general hobby applications.

NOTE! Very thin sizes may experience some bending. They may not be straight for the entire length. May be slightly oversized on OD so some reworking may be required before fitting closely mating parts such as bearings. This product is not recommended for use as a bearing shaft. We suggest you use items from the category - Shafting - Ground for bearing shaft. Includes K&S Metals range and more.

Related Information:


Rod - Round - Copper
Rod - Round - Copper

Also see combined categories:
All Metal Rod - Round

For general hobby applications.

NOTE! Very thin sizes may experience some bending. They may not be straight for the entire length. May be slightly oversized on OD so some reworking may be required before fitting closely mating parts such as bearings. This product is not recommended for use as a bearing shaft. We suggest you use items from the category - Shafting - Ground for bearing shaft. Includes K&S Metals range and more.

Related Information:


Rod - Round - Sintered Bronze
Rod - Round - Sintered Bronze

Also see combined categories:
All Metal Rod - Round

Sintered bronze rod is supplied oversized so it can be machine finished to the dimensions shown.

Sizes listed are FINISHED SIZE. Product supplied will be larger to allow for machining. Oil impregnated porous bronze rod. Smaller diameters may not be supplied straight. B438 grade 1, Type 2 - AMS4805-D. SAE 841 Type 1, Class A.

Related Information:


Rod - Round - Soft Metal Packs
Rod - Round - Soft Metal Packs

Also see combined categories:
All Soft Metal Packs

For general hobby applications. This rod is annealed soft to make it easier to bend. Copper, brass and aluminium,

300mm lengths for general hobby applications. Not recommended for heavy duty applications. This product is not recommended for use as a bearing shaft. We suggest you use items from the category - Shafting - Ground for bearing shaft. Includes K&S Metals range and more.


Rod - Round - Stainless Steel
Rod - Round - Stainless Steel

Also see combined categories:
All Metal Rod - Round

For general hobby applications.

NOTE! Very thin sizes may experience some bending. They may not be straight for the entire length. May be slightly oversized on OD so some reworking may be required before fitting closely mating parts such as bearings. This product is not recommended for use as a bearing shaft. We suggest you use items from the category - Shafting - Ground for bearing shaft. Includes K&S Metals range and more.

Related Information:


Rod - Round - Urethane
Rod - Round - Urethane

Also see combined categories:
All Non Metallic Rod - Round

Hard urethane rubber compound. Machinable.

Length +/- 3.2mm. Diameter +/- 2 percent. This category may be available in the new MBA online store at Rod - Round - Urethane.

Related Information:


Tips - Round
Tips - Round


Plastic tips fit over outside of tubing.

Other colours available on request. Minimum quantities will apply. Made from tough polyethylene. Tips may be supplied tapered or cylindrical depending on stock availability. This category may be available in the new MBA online store at Tips - Round.


Tube - Round - Aluminium
Tube - Round - Aluminium

Also see combined categories:
All Metal Tube - Round

Hollow round tubing for general hobby applications.

Includes K&S Metals range and more. May be slightly oversized on OD so some reworking might be required before fitting closely mating parts. This product is not recommended for use as a bearing shaft. We suggest you use items from the category - Shafting - Ground for bearing shaft. Many sizes fit neatly into larger sizes to allow for telescoping size applications. Some items may be available in longer or shorter lengths. E-mail sales@smallparts.com.au with enquiries.

Related Information:


Tube - Round - Brass
Tube - Round - Brass

Also see combined categories:
All Metal Tube - Round

Hollow round tubing for general hobby applications.

Includes K&S Metals range and more. May be slightly oversized on OD so some reworking might be required before fitting closely mating parts. This product is not recommended for use as a bearing shaft. We suggest you use items from the category - Shafting - Ground for bearing shaft. Many sizes fit neatly into larger sizes to allow for telescoping size applications. Some items may be available in longer or shorter lengths. E-mail sales@smallparts.com.au with enquiries.

Related Information:


Tube - Round - Copper
Tube - Round - Copper

Also see combined categories:
All Metal Tube - Round

Hollow round tubing for general hobby applications.

Includes K&S Metals range and more. May be slightly oversized on OD so some reworking might be required before fitting closely mating parts. This product is not recommended for use as a bearing shaft. We suggest you use items from the category - Shafting - Ground for bearing shaft. Many sizes fit neatly into larger sizes to allow for telescoping size applications. Some items may be available in longer or shorter lengths. E-mail sales@smallparts.com.au with enquiries.

Related Information:


Tube - Round - Sintered Bronze
Tube - Round - Sintered Bronze

Also see combined categories:
All Metal Tube - Round

Oil impregnated sintered bronze tubing - self lubricating. Product will machine to the sizes listed and is supplied will be larger on OD and smaller on bore.

Sizes listed are FINISHED SIZE. Product supplied will be larger on OD and smaller on ID to allow for machining. B438 grade 1, Type 2 - AMS4805-D. SAE 841 Type 1, Class A. This category may be available in the new MBA online store at Tube - Round - Sintered Bronze.

Related Information:


Tube - Round - Soft Metal Packs
Tube - Round - Soft Metal Packs

Also see combined categories:
All Soft Metal Packs

This tube is annealed soft to make it easier to bend. Copper, brass and aluminium,

300mm lengths for general hobby applications. Includes K&S Metals range and more. Not recommended for heavy duty applications. This product is not recommended for use as a bearing shaft. We suggest you use items from the category - Shafting - Ground for bearing shaft. This category may be available in the new MBA online store at Tube - Round - Soft Metal Packs.


Tube - Round - Stainless Steel
Tube - Round - Stainless Steel

Also see combined categories:
All Metal Tube - Round

Hollow round tubing for general hobby applications.

Includes K&S Metals range and more. May be slightly oversized on OD so some reworking might be required before fitting closely mating parts. This product is not recommended for use as a bearing shaft. We suggest you use items from the category - Shafting - Ground for bearing shaft. This category may be available in the new MBA online store at Tube - Round - Stainless Steel.

Related Information:


Belts - Round - Urethane - Seamless
Belts - Round - Urethane - Seamless


Seamless round belting. Yellow colour. Temperature range -31 to 70 Deg C (-25 to 158 Deg F).

Working Load is 8 Percent of Tensile Strength. Use with grooved idler pulleys with diameters at least 8 times the belt width. This category may be available in the new MBA online store at Belts - Round - Urethane - Seamless.

Related Information:


Housings - Flanged Round - Cast Iron
Housings - Flanged Round - Cast Iron


Lubrication Groove. Bearings sold separately. Larger sizes available on request. Use with steel bearing inserts for cast iron housings. This category may be available in the new MBA online store at Housings - Flanged Round - Cast Iron.

Related Information:


Stops - Spring - Round Acetal Nose
Stops - Spring - Round Acetal Nose

Also see combined categories:
All Spring Stops

Spring stops are used extensively in the locating of parts in jigs and fixtures, particularly where fixture walls are not available. Plunger is hardened and ground smooth. Properly radiused nose for perfect fit with no wobble. Aluminium body.

This category may be available in the new MBA online store at Stops - Spring - Round Acetal Nose.


Stops - Spring - Round Steel Nose
Stops - Spring - Round Steel Nose

Also see combined categories:
All Spring Stops

Spring stops are used extensively in the locating of parts in jigs and fixtures, particularly where fixture walls are not available. Plunger is hardened and ground smooth. Properly radiused nose for perfect fit with no wobble. Aluminium body.

This category may be available in the new MBA online store at Stops - Spring - Round Steel Nose.


Pins - Pull - Round Handle - Aluminium and Steel
Pins - Pull - Round Handle - Aluminium and Steel

Also see combined categories:
All Pull Pins

Spring loaded pull pins allow you to quickly retract and engage the plunger for locating, fastening and quick change operations.

Two part assembly includes a barrel and a plunger assembly. The plunger assembly screws into the housing. The housing is designed to be welded into place for strength. Pulling on the handle of the plunger assembly retracts the plunger into the housing. Releasing the handle allows the spring loaded plunger to extend. Handles are black plastic. Aluminium housing 6061-T6, Steel pin 12L15. Pull up force approx 2.2kg. Lockout style (indicated in tables) allows you to pull and rotate handle 1/4 turn to lock plunger in retracted position.

Related Information:


Pins - Pull - Round Handle - Stainless Steel
Pins - Pull - Round Handle - Stainless Steel

Also see combined categories:
All Pull Pins

Spring loaded pull pins allow you to quickly retract and engage the plunger for locating, fastening and quick change operations.

Two part assembly includes a barrel and a plunger assembly. The plunger assembly screws into the housing. The housing is designed to be welded into place for strength. Pulling on the handle of the plunger assembly retracts the plunger into the housing. Releasing the handle allows the spring loaded plunger to extend. Handles are black plastic. 303 stainless steel plunger assembly and housing. Pull up force approx 2.2kg. Lockout style (indicated in tables) allows you to pull and rotate handle 1/4 turn to lock plunger in retracted position.

Related Information:


Pins - Pull - Round Handle - Steel
Pins - Pull - Round Handle - Steel

Also see combined categories:
All Pull Pins

Spring loaded pull pins allow you to quickly retract and engage the plunger for locating, fastening and quick change operations.

Two part assembly includes a barrel and a plunger assembly. The plunger assembly screws into the housing. The housing is designed to be welded into place for strength. Pulling on the handle of the plunger assembly retracts the plunger into the housing. Releasing the handle allows the spring loaded plunger to extend. Handles are black plastic. Zinc plated C1038 steel plugners and housings except 5/8 size which is 12L15 steel. Pull up force approx 2.2kg. Lockout style (indicated in tables) allows you to pull and rotate handle 1/4 turn to lock plunger in retracted position.

Related Information:


Wire Rings - External - Round Section
Wire Rings - External - Round Section

Also see combined categories:
All External Circlips

DIN7993A / RW / BN825. Retaining rings. Snap Rings (USA). Round section circlips.

Round section wire rings are mostly used in semicircular grooves. Applications include gear systems, automotive engineering and open gudgeon pins. This category may be available in the new MBA online store at Wire Rings - External - Round Section.

Related Information:


Wire Rings - Internal - Round Section
Wire Rings - Internal - Round Section

Also see combined categories:
All Internal Circlips

Includes DIN7993B / RB / M1700 / BN826. Retaining rings. Snap Rings (USA). Round section circlips.

Round section wire rings are mostly used in semicircular grooves. Applications include gear systems, automotive engineering and open gudgeon pins. This category may be available in the new MBA online store at Wire Rings - Internal - Round Section.

Related Information:


Pins - Dowel - Standard - Rounded Ends - 303-304 Stainless
Pins - Dowel - Standard - Rounded Ends - 303-304 Stainless

Also see combined categories:
All Dowel Pins

Precision Dowel Pins - 303/304 Grade Stainless- Based on DIN7

Rounded end dowel pins are measured from the start of the edge rounding. This allows the pin to completely fill the hole after you grind off the rounded end. Diameter tolerances are m6. Also known as parallel pins. This category may be available in the new MBA online store at Pins - Dowel - Standard - Rounded Ends - 303-304 Stainless.

Related Information:


Pins - Dowel - Standard - Rounded Ends - 316 Stainless
Pins - Dowel - Standard - Rounded Ends - 316 Stainless

Also see combined categories:
All Dowel Pins

Precision Dowel Pins - 316 Grade - Based on DIN7

Diameter tolerances are m6. Also known as parallel pins. This category may be available in the new MBA online store at Pins - Dowel - Standard - Rounded Ends - 316 Stainless.

Related Information:


Pins - Dowel - Standard - Rounded Ends - Unhardened Steel
Pins - Dowel - Standard - Rounded Ends - Unhardened Steel

Also see combined categories:
All Dowel Pins

Precision Dowel Pins - Based on DIN7

Diameter tolerances are m6. Also known as parallel pins. This category may be available in the new MBA online store at Pins - Dowel - Standard - Rounded Ends - Unhardened Steel.

Related Information:


Pins - Hammer Drive - Round Head Stainless Steel
Pins - Hammer Drive - Round Head Stainless Steel

Also see combined categories:
All Hammer Drive Pins

Used to replace screws where the need to remove the pin is unlikely.

Stainless Steel 304 Grade. Simple, low cost assembly. Secure - unlike a machine screw, a drive stud does not depend on tightening torque to be retained in the assembly. Drive studs do not require lock washers to prevent back-out. Designed for standard metric hole sizes and installation by hammer or press. Cold formed pins with helical knurls.

Related Information:


Leadscrew Nuts - Metric - Round - Metallic
Leadscrew Nuts - Metric - Round - Metallic

Also see combined categories:
All Leadscrew Nuts
All Metric Leadscrew Nuts

Trapezoidal thread design. Use with metric leadscrew thread listed in separate category.

Material: KSM = Carbon Manganese Steel S300 Pb (11 SMn Pb37) / LRM = Bronze CuSn8P. Carbon Manganese steel can be welded but difficulties may arise with bubbling due to sulphur content. KSM: Manual control control only - low rotational speeds only - for clamping or locking functions - for receiving dead weights. LRM: Manual or powered control - low and medium rotational speeds - for working under load. For power transmission and continuous use always use bronze nuts not steel.

Related Information:


Mounts - Bobbin Male - Round Base
Mounts - Bobbin Male - Round Base

Also see combined categories:
All Cylindrical Mounts

Vibration dampening

This category may be available in the new MBA online store at Mounts - Bobbin Male - Round Base.

Related Information:


Mounts - Buffer Male - Round
Mounts - Buffer Male - Round

Also see combined categories:
All Cylindrical Mounts

Vibration dampening

This category may be available in the new MBA online store at Mounts - Buffer Male - Round.

Related Information:


Bungs and Caps - Reversible - Round
Bungs and Caps - Reversible - Round


Tapered plastic bungs fit inside round tube or over the outside ends of rod, tube or shafting.

Can be used on threaded or unthreaded parts. Used as tuning bungs or rod tips. Helps prevent damage to the product ends. Helps prevent injury from sharp edges. This category may be available in the new MBA online store at Bungs and Caps - Reversible - Round.

Related Information:


Screws - Roof Bolt - Steel
Screws - Roof Bolt - Steel

Also see combined categories:
All Machine Screws

Metal Thread Screws. Metric and BSW only. Supplied with nut.

Nuts sold seperately - See Nuts. This category may be available in the new MBA online store at Screws - Roof Bolt - Steel.

Related Information:





Main Pages

About Us Acetal Bearings PDF ADR and SKF PDF Anderton Circlips Cross Reference PDF Ball Lock Pins PDF Balls List Balls PDF Barden Bearings Cross Reference PDF Bearings List Brands Ceramic Bearings PDF Circlips PDF Clearance Items List Clevis Pins PDF Contact Us Corrosion Resistant Bearings PDF Dental Bearings Disc Springs PDF Dowel Pins PDF Dowel Pins Economy Bearings PDF Essentra Cross Reference PDF Flocast Cross Reference PDF Freight Rates and Shipping Times Frequently Asked Questions General Information about MBA Hammer Drive Pins PDF High Speed Bearings PDF Hobby Clearance Hobby Information K&S Metals Cross Reference PDF Key Steel PDF Knobs PDF Large Bearings Leveling Mounts PDF Mailorder Form Metallic Bushes PDF Miniature Precison Bearings Cross Reference PDF Miscellaneous Brands Cross Reference PDF Nordex Cross Reference PDF NSK and NTN Cross Reference PDF Ondrives Cross Reference PDF O-Rings PDF Pins PDF Plastic Bearings PDF Polyvee Belts and Pulleys PDF Precision Shim Washers PDF Privacy Push On and Push In Rings PDF Reid Supply Cross Reference PDF Rod & Tube PDF Roll Pins PDF Screws PDF SDP-SI Designatronics Cross Reference PDF Seeger Circlips Cross Reference PDF Shaft Collars PDF Shim Sheet PDF Shoulder Screws PDF Sintered Bronze Bushes PDF Sintered Bronze Cross Reference PDF Small Bearings Small Parts Inc Cross Reference PDF Snap Rings PDF Socket Set Screws PDF Solid Bronze Bushes PDF Spring Steel Strip PDF Springs PDF Standard Ball Bearing Range PDF Super Precision Bearings PDF Taper Pins PDF Technical Information Terms Thrust Bearings PDF Thumb Screws and Nuts PDF Timing Belts and Pulleys Cross Reference PDF Timing Belts PDF Timing Pulley Stock PDF Timing Pulleys PDF Vibration Mounts PDF Washers and Spacers PDF Wave Washers PDF Domains


Freight Rates
Terms and Conditions
Privacy Policy

Registered Australian Company: Small Parts & Bearings Pty Ltd (ABN 79 121 865 414)

Small Parts & Bearings offers 153543 products in 2089 categories including couplings, screws, hex nuts, ball bearings, roller bearings, thrust bearings, ceramic and hybrid bearings, stainless steel bearings, miniature bearings, shafting, corrosion resistant bearings - see the full listing in the Online Catalogue. We have excellent Freight Rates within Australia and worldwide. We offer a choice of delivery with a signature required, or cheaper options with no signature required. The no signature required options are at the customer’s risk once the goods leave our store.

Using the links throughout this site you will find extensive information including catalogues, technical data, and other product specific information. We sell our products worldwide through our online store and our overseas freight rates are competitive for fully traceable courier delivery.

Small Parts & Bearings is part of MBA Group offering a select range from the MBA Group catalogue.

Information on this website is Copyright Small Parts & Bearings 1997. All rights reserved.

Freight Rates
Terms and Conditions
Privacy Policy

Registered Australian Company: Small Parts & Bearings Pty Ltd (ABN 79 121 865 414)

Small Parts & Bearings offers 153543 products in 2089 categories including couplings, screws, hex nuts, ball bearings, roller bearings, thrust bearings, ceramic and hybrid bearings, stainless steel bearings, miniature bearings, shafting, corrosion resistant bearings - see the full listing in the Online Catalogue. We have excellent Freight Rates within Australia and worldwide. We offer a choice of delivery with a signature required, or cheaper options with no signature required. The no signature required options are at the customer’s risk once the goods leave our store.

Using the links throughout this site you will find extensive information including catalogues, technical data, and other product specific information. We sell our products worldwide through our online store and our overseas freight rates are competitive for fully traceable courier delivery.

Small Parts & Bearings is part of MBA Group offering a select range from the MBA Group catalogue.

Information on this website is Copyright Small Parts & Bearings 1997. All rights reserved.