Small Parts & Bearings - an MBA company

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S1PP FAFNIR


Cross Referenced Part Numbers



R4-2RSMC3 FAFNIR part number S1PP7





ID (d): 6.350. OD (D): 15.875. Width (B): 4.978.

Online Price: 0.00     
Stock: 135     



R4-12B-2RSMC3 FAFNIR part number S1PP





ID (d): 6.350. OD (D): 19.050. Width (B): 7.142.

Online Price: 0.00     
Stock: 73     



R4-2RSMC3NR FAFNIR part number S1PPG7





ID (d): 6.350. OD (D): 15.875. Width (B): 4.978.

Online Price: 0.00     
Stock: 84     


Category Matches

Chain and Sprockets Roller


Sprockets - 3.12 x 1.47mm - Simplex - Plastic
Sprockets -  3.12 x 1.47mm - Simplex - Plastic

Also see combined categories:
All Sprockets for Roller Chain

Nylon - Acetal - With and without bore inserts.

Match with series 3.12mm miniature plastic chain.

Related Information:


Sprockets - 3.75 x 1.6mm - Simplex - Plastic
Sprockets -  3.75 x 1.6mm - Simplex - Plastic

Also see combined categories:
All Sprockets for Roller Chain

Nylon - Acetal - With and without bore inserts.

Match with series 3.75mm miniature plastic or stainless chain.

Related Information:


Sprockets - 3.75 x 1.6mm - Simplex - Stainless Steel - Plain Bore
Sprockets -  3.75 x 1.6mm - Simplex - Stainless Steel - Plain Bore

Also see combined categories:
All Sprockets for Roller Chain

Miniature 3.75mm Pitch.

Match with 3.75mm simplex chain. For easy ready selected sets of chain and sprockets please see the HES website.

Related Information:


Belts Timing T01 1mm


Belts - Timing - 1.000mm Pitch - T01M - 3mm Wide
Belts - Timing -  1.000mm Pitch - T01M - 3mm Wide

Also see combined categories:
All 1mm Pitch Timing Belts

Miniature 1mm series timing belts. 3mm Wide +/- 0.2mm

Pitch (P) - 1.000mm. Belts working load should be rated at approximately 1/15th of their ultimate breaking strength. Tooth Height (H) - 0.41mm. Belt Height (W) - 0.97mm. Breaking strength is not indicative of working strength.

Related Information:


Belts Timing T015 1.5mm


Belts - Timing - 1.500mm Pitch - TN15 Bando - 15mm Wide
Belts - Timing -  1.500mm Pitch - TN15 Bando - 15mm Wide

Also see combined categories:
All 1.5mm Pitch Timing Belts

TN15 Series Bando Timing Belts - Limited Range. Enquire for sizes not listed.

Pitch (P) - 1.500mm. Overall Height (H1) - 1.3mm. Tooth Height (H2) - 0.7mm. Belt working load should be rated at approximately 1/15th of their ultimate breaking strength.

Related Information:


Pulleys Timing T01 1mm


Pulleys - Timing - 1.000mm Pitch - 3mm Wide - Through Bore
Pulleys - Timing -  1.000mm Pitch - 3mm Wide - Through Bore

Also see combined categories:
All 1mm Pitch Timing Pulleys Through Bore

Timing Pulleys to suit 1mm Pitch Timing Belts.

Aluminium Alloy. With set screw.

Related Information:


Pulleys - Timing - 1.000mm Pitch - 6mm Wide - Through Bore
Pulleys - Timing -  1.000mm Pitch - 6mm Wide - Through Bore

Also see combined categories:
All 1mm Pitch Timing Pulleys Through Bore

Timing Pulleys to suit 1mm Pitch Timing Belts.

Aluminium Alloy. With set screw.

Related Information:


Gears Metric Bevel


Gears - Bevel - Module 1.5 - Plastic
Gears - Bevel - Module 1.5 - Plastic

Also see combined categories:
All Metric Bevel Gears

For 90o angle power transfer. Ratios exceeding 1 to 1.

20o Pressure Angle. Do not mix gears from different sets. See Gears - Mitre for 1:1 ratios. For easy ready selected sets of 90o gears please see the HES website.

Related Information:


Gears - Bevel - Module 1.5 - Steel
Gears - Bevel - Module 1.5 - Steel

Also see combined categories:
All Metric Bevel Gears

For 90o angle power transfer. Ratios exceeding 1 to 1.

20o Pressure Angle. Do not mix gears from different sets. See Gears - Mitre for 1:1 ratios. For easy ready selected sets of 90o gears please see the HES website.

Related Information:


Gears Metric Mitre


Gears - Mitre - Module 1.5 - Brass
Gears - Mitre - Module 1.5 - Brass

Also see combined categories:
All Metric Mitre Gears

1:1 Ratio. 20o Pressure Angle

Mitre gears are used with a matching gear of the same pitch and number of teeth. This provides a 1:1 ratio on a 90o angle. See Gears - Bevel for other ratios. For easy ready selected sets of 90o gears please see the HES website.

Related Information:


Gears Metric Spur


Gears - Spur - Module 1.25 - Plastic
Gears - Spur - Module 1.25 - Plastic

Also see combined categories:
All Module 1.25 Spur Gears

PCD = No. of Teeth x 1.250mm. 20o Pressure Angle. Acetal.

Metallic and plastic. FairlocTM Hub Type require controlled shaft tolerances between 0.0025 and 0.0203 mm Clearance. For easy ready selected sets of rack and gear please see the HES website.

Related Information:


Gears - Spur - Module 1.25 - Stainless
Gears - Spur - Module 1.25 - Stainless

Also see combined categories:
All Module 1.25 Spur Gears
All Metal Module 1.25 Spur Gears

PCD = No. of Teeth x 1.250mm. 20o Pressure Angle. 303 stainless steel

Metallic and plastic. FairlocTM Hub Type require controlled shaft tolerances between 0.0025 and 0.0203 mm Clearance. For easy ready selected sets of rack and gear please see the HES website.

Related Information:


Gears - Spur - Module 1.5 - Plastic
Gears - Spur - Module 1.5 - Plastic

Also see combined categories:
All Module 1.5 Spur Gears
All Plastic Module 1.5 Spur Gears

PCD = No. of Teeth x 1.500mm. 20o Pressure Angle. Acetal and Nylon

Metallic and plastic. FairlocTM Hub Type require controlled shaft tolerances between 0.0025 and 0.0203 mm Clearance. For easy ready selected sets of rack and gear please see the HES website.

Related Information:


Gears Metric Worms


Worm Gears - Module 1.5 Series 3 - Plastic and Metallic - Right Hand
Worm Gears - Module 1.5 Series 3 - Plastic and Metallic - Right Hand

Also see combined categories:
All Worm Gears
All Metric Worm Gears

Worms and Gears must be chosen from the same pitch and series to match.

20o Pressure Angle - 6.90o Lead Angle - 2 Lead. A single start worm and gear will provide a ratio equivalent to the number of teeth on the gear. A double start worm and gear will provide a ratio of half the number of teeth on the gear.

Related Information:


Motors DC


Motors - DC 20.0X25.0 mm
Motors - DC 20.0X25.0 mm

Also see combined categories:
All DC Motors

1.5 to 4.5 VDC - 12,000 RPM unloaded at 3 volts


Related Information:


Gears Metric Spiral Mitre


Gears - Mitre - Spiral - Module 1.5 - Steel
Gears - Mitre - Spiral - Module 1.5 - Steel

Also see combined categories:
All Metric Mitre Gears
All Metric Spiral Mitre Gears

1:1 Ratio. 20o Pressure Angle - 35o Spiral tooth - Steel.

A set of spiral mitre gears must be identical in module and number of teeth but opposite in spiral direction. This provides a 1:1 ratio on a 90o angle. See Gears - Bevel for other ratios. For easy ready selected sets of 90o gears please see the HES website.

Related Information:


Pulleys Flanges


Flanges - Timing Pulley - Suit 1.000mm Series - Aluminium
Flanges - Timing Pulley - Suit  1.000mm Series - Aluminium

Also see combined categories:
All Timing Pulley Flanges

Use with timing pulley stock to custom make your own pulleys


Related Information:


You may also be interested in

Motors DC


Motors - DC 25.0x20.1X15.1 mm
Motors - DC 25.0x20.1X15.1 mm

Also see combined categories:
All DC Motors

M-13 Series - 1.5 to 24 VDC - 4500 to 13760 RPM.

See Datasheets in PDF format. Link at bottom of this page. Direction of rotation (CW = Clockwise, ACW = Anticlockwise) when looking towards shaft.

Related Information:


Motors - DC 25.0X21.0 mm
Motors - DC 25.0X21.0 mm

Also see combined categories:
All DC Motors

M-14 Series 1.5 to 3 VDC - 4230 to 11280 RPM.

See Datasheets in PDF format. Link at bottom of this page. Direction of rotation (CW = Clockwise, ACW = Anticlockwise) when looking towards shaft.

Related Information:


Motors - DC 26.9X23.8 mm
Motors - DC 26.9X23.8 mm

Also see combined categories:
All DC Motors

M-26 Series 1.5 to 24 VDC - 2500 to 15100 RPM.

See Datasheets in PDF format. Link at bottom of this page. Direction of rotation (CW = Clockwise, ACW = Anticlockwise) when looking towards shaft.

Related Information:


Motors - DC 26.9X24.2X18.3 mm
Motors - DC 26.9X24.2X18.3 mm

Also see combined categories:
All DC Motors

MF-26 Series - 1.5 to 24 VDC - 3600 to 15900 RPM. Standard 130 Size Hobby Motor.

See Datasheets in PDF format. Link at bottom of this page. Direction of rotation (CW = Clockwise, ACW = Anticlockwise) when looking towards shaft.

Related Information:


Motors - DC 30.5X24.2 mm
Motors - DC 30.5X24.2 mm

Also see combined categories:
All DC Motors

M-28 Series 1.5 to 24 VDC - 2830 to 14250 RPM.

See Datasheets in PDF format. Link at bottom of this page. Direction of rotation (CW = Clockwise, ACW = Anticlockwise) when looking towards shaft.

Related Information:


Motors - DC 30.5X24.2X18.3 mm
Motors - DC 30.5X24.2X18.3 mm

Also see combined categories:
All DC Motors

MF-28 Series - 1.5 to 24 VDC - 4470 to 13430 RPM.

See Datasheets in PDF format. Link at bottom of this page. Direction of rotation (CW = Clockwise, ACW = Anticlockwise) when looking towards shaft.

Related Information:


Motors - DC 32.0x16.6 mm
Motors - DC 32.0x16.6 mm

Also see combined categories:
All DC Motors

M-500T Series 1.5 to 9 VDC - 1430 to 2230 RPM.

See Datasheets in PDF format. Link at bottom of this page. Direction of rotation (CW = Clockwise, ACW = Anticlockwise) when looking towards shaft.

Related Information:


Chain and Sprockets Roller


Sprockets - 19.05 x 11.68mm - Simplex - Carbon Steel - Plain Bore
Sprockets - 19.05 x 11.68mm - Simplex - Carbon Steel - Plain Bore

Also see combined categories:
All Sprockets for Roller Chain

Match with 19.05x11.68mm simplex steel chain (12B-1 BS)

Pilot bored sprockets come with a very small bore that will need to be machined by the customer to suit their shaft size. British Standard 12B - 3/4 inch. For easy ready selected sets of chain and sprockets please see the HES website.

Related Information:


Vee Belts


Belts - Vee - 31.5 x 19.0mm - D
Belts - Vee - 31.5 x 19.0mm - D


31.5mm Top Width x 19.0mm Height.

Sizes are nominal and may vary slightly.

Related Information:


Couplings Other


Couplings - Eccentric Drive
Couplings - Eccentric Drive


1.88mm bore press fits most standard hobby motors (2mm shaft)



Couplings - Neo-Flex
Couplings - Neo-Flex


0.71 to 1.27 Nm.

303 stainless steel with 73 durometer neoprene centre. Shaft to shaft insulation. Torsional vibration isolation. Ribbed style are more flexible than smooth style. Bore Tolerances: +0.025 / -0.000.

Related Information:


Chain and Sprockets Roller


Sprocket Plates - 19.05 x 11.68mm - Simplex - Carbon Steel - Plain Bore
Sprocket Plates - 19.05 x 11.68mm - Simplex - Carbon Steel - Plain Bore

Also see combined categories:
All Sprockets for Roller Chain

Match with 19.05x11.68mm simplex steel chain (12B-1 BS)

Pilot bored sprockets come with a very small bore that will need to be machined by the customer to suit their shaft size. British Standard 12B - 3/4 inch. For easy ready selected sets of chain and sprockets please see the HES website.

Related Information:


Vee Belts


Belts - Vee - 16.5 x 11.0mm - B
Belts - Vee - 16.5 x 11.0mm - B

Also see combined categories:
All Vee Belts 15.9mm and 16.5mm Top Width

16.5mm Top Width x 11.0mm Height.

Sizes are nominal and may vary slightly.

Related Information:


Gears Inch Spur


Gears - Spur - 16DP - 14.5 Degree - Steel
Gears - Spur -  16DP - 14.5 Degree - Steel

Also see combined categories:
All 16DP Spur Gears 14.5 Degree
All Metal 16DP Spur Gears 14.5 Degree

PCD = No. of Teeth x 1.588mm (1/16 in.). 14.5o Pressure Angle. DP stands for Diametrical Pitch and is an imperial measurement system.

Plastic. FairlocTM Hub Type require controlled shaft tolerances between 0.0025 and 0.0203 mm Clearance. 16 Diametrical Pitch. Approx 4.99mm between teeth. For easy ready selected sets of rack and gear please see the HES website.

Related Information:


Gears - Spur - 20DP - 14.5 Degree - Steel
Gears - Spur -  20DP - 14.5 Degree - Steel

Also see combined categories:
All 20DP Spur Gears

PCD = No. of Teeth x 1.270mm (1/20 in.). 14.5o Pressure Angle. Steel. DP stands for Diametrical Pitch and is an imperial measurement system.

Metallic. 20 Diametrical Pitch. Approx 3.99mm between teeth. For easy ready selected sets of rack and gear please see the HES website.

Related Information:


Gears - Spur - 24DP - 14.5 Degree - Brass
Gears - Spur -  24DP - 14.5 Degree - Brass

Also see combined categories:
All 24DP Spur Gears 14.5 Degree

PCD = No. of Teeth x 1.058mm (1/24 in.). 14.5o Pressure Angle. DP stands for Diametrical Pitch and is an imperial measurement system.

Plastic and metallic. FairlocTM Hub Type require controlled shaft tolerances between 0.0025 and 0.0203 mm Clearance. 24 Diametrical Pitch. Approx 3.33mm between teeth. For easy ready selected sets of rack and gear please see the HES website.

Related Information:


Gears - Spur - 24DP - 14.5 Degree - Steel
Gears - Spur -  24DP - 14.5 Degree - Steel

Also see combined categories:
All 24DP Spur Gears 14.5 Degree

PCD = No. of Teeth x 1.058mm (1/24 in.). 14.5o Pressure Angle. DP stands for Diametrical Pitch and is an imperial measurement system. Carbon Steel.

Plastic and metallic. FairlocTM Hub Type require controlled shaft tolerances between 0.0025 and 0.0203 mm Clearance. 24 Diametrical Pitch. Approx 3.33mm between teeth. For easy ready selected sets of rack and gear please see the HES website.

Related Information:


Balls Ceramic


Balls - Ceramic - Sapphire - Synthetic
Balls - Ceramic - Sapphire - Synthetic

Also see combined categories:
All Ceramic Balls
All Non Metallic Balls

Extreme hardness, wear resistance, non-corrosiveness and chemical inertness.

Tolerances available on request. Specific Gravity: 3.98. Grade 25. Extreme hardness, wear resistance, non-corrosiveness and chemical inertness. High mechanical strength. Transparent (refractive index 1.76).

Related Information:


Knobs Ball


Knobs - Ball - Threaded - Stainless Steel
Knobs - Ball - Threaded - Stainless Steel

Also see combined categories:
All Female Threaded Ball Knobs

303 stainless steel (European grade 1.4305)


Related Information:


Gears Metric Spur


Gears - Spur - Module 1 - Plastic
Gears - Spur - Module 1 - Plastic

Also see combined categories:
All Module 1.0 Spur Gears
All Plastic Module 1.0 Spur Gears

PCD = No. of Teeth x 1.000mm. 20o Pressure Angle. Acetal

Metallic and plastic. FairlocTM Hub Type require controlled shaft tolerances between 0.0025 and 0.0203 mm Clearance. For easy ready selected sets of rack and gear please see the HES website.

Related Information:


Couplings Helical and Slit


Couplings - Helical - Long Series
Couplings - Helical - Long Series

Also see combined categories:
All Helical and Slit Couplings

2.9 to 31.4 Nm.

5o max angular misalignment. 0.762 mm Parallel offset. +/- 0.254 mm Axial motion. Zero backlash.

Related Information:


Gears Inch Spur


Gears - Spur - 16DP - 20 Degree - Plastic
Gears - Spur -  16DP - 20 Degree - Plastic

Also see combined categories:
All 16DP Spur Gears 20 Degree

PCD = No. of Teeth x 1.588mm (1/16 in.). 20o Pressure Angle. Nylon and acetal. DP stands for Diametrical Pitch and is an imperial measurement system.

Plastic. FairlocTM Hub Type require controlled shaft tolerances between 0.0025 and 0.0203 mm Clearance. 16 Diametrical Pitch. Approx 4.99mm between teeth. For easy ready selected sets of rack and gear please see the HES website.

Related Information:


Threaded Rod


Threaded Rod - Unthreaded Centre - Steel
Threaded Rod - Unthreaded Centre - Steel

Also see combined categories:
All Threaded Rod

UNC Small range only. Threaded each end 38.1mm (1.5 inches) and unthreaded in the centre.


Related Information:


0.040 inch Line Game Reel Duro Parts
0.040 inch Line Game Reel Duro Parts


Bearings and Spare Parts

Where alternative parts are offered, we make no claims as to their suitability. Selection of the most suitable bearings and parts is the responsibility of the customer. We recommend you replace bearings with the same type if that type is working well. High speed caged bearings are better suited to handle vibration than standard caged bearings.


0.040 inch Line Game Reel Shakespeare Parts
0.040 inch Line Game Reel Shakespeare Parts


Bearings and Spare Parts

Where alternative parts are offered, we make no claims as to their suitability. Selection of the most suitable bearings and parts is the responsibility of the customer. We recommend you replace bearings with the same type if that type is working well. High speed caged bearings are better suited to handle vibration than standard caged bearings.


Balls - Plastic - Nylon
Balls - Plastic - Nylon

Also see combined categories:
All Plastic Balls
All Non Metallic Balls

Resists alkalies, weak acids and most organic solvents.

Tolerances available on request. Nylon (Polyamide 6/6). Resists alkalies, weak acids and most organic solvents. Low water absorption. Unpolished. Specific Gravity: 1.14.

Related Information:


Inserts - Thread Repair - Helicoil Starter Sets
Inserts - Thread Repair - Helicoil Starter Sets

Also see combined categories:
All Helicoil Inserts and Kits

Helicoil sets include 3 lengths of 1x, 1.5x and 2x the thread diameter. Also included is a tap, an installation tool, a drill and a tang removal tool packed in a sturdy plastic case.

Stainless inserts. Full instructions included. Helicoil kits include a prewinder tool for fine threads or a threaded mandrel for course and metric threads. Metric and Imperial available.


Gears - Spur - 24DP - 20 Degree - Plastic - Plain
Gears - Spur -  24DP - 20 Degree - Plastic - Plain

Also see combined categories:
All 24DP Spur Gears 20 Degree
All 24DP Spur Gears 20 Degree Plastic

PCD = No. of Teeth x 1.058mm (1/24 in.). 20o Pressure Angle. Acetal or Nylon w/ Brass or Stainless Steel Inserts. Clamping or Grub Screw hubs. DP stands for Diametrical Pitch and is an imperial measurement system. Clamping and grub screw type.

Plastic and metallic. FairlocTM Hub Type require controlled shaft tolerances between 0.0025 and 0.0203 mm Clearance. 24 Diametrical Pitch. Approx 3.33mm between teeth. For easy ready selected sets of rack and gear please see the HES website.

Related Information:


Gears - Spur - Module 1 - Plastic with Insert
Gears - Spur - Module 1 - Plastic with Insert

Also see combined categories:
All Module 1.0 Spur Gears
All Plastic Module 1.0 Spur Gears

PCD = No. of Teeth x 1.000mm. 20o Pressure Angle.Acetal

Metallic and plastic. FairlocTM Hub Type require controlled shaft tolerances between 0.0025 and 0.0203 mm Clearance. For easy ready selected sets of rack and gear please see the HES website.

Related Information:


Supports - Pedestal Two Bolt
Supports - Pedestal Two Bolt

Also see combined categories:
All Supports

For linear shafting.

Cast Aluminium or Malleable Iron. Clamping Screw (supplied) made of Steel.

Related Information:


Belts - Timing - 3.000mm Pitch - HTD - 6mm Wide
Belts - Timing -  3.000mm Pitch - HTD -  6mm Wide

Also see combined categories:
All 3mm Pitch Timing Belts

HTD Series Metric Timing Belts.

Pitch (P) - 3.000mm. Belts working load should be rated at approximately 1/15th of their ultimate breaking strength. Tooth Height (H) - 1.22mm. Belt Height (W) - 2.41mm. Breaking strength is not indicative of working strength.

Related Information:


Sprockets - 12.7 x 6.38mm - Simplex - Carbon Steel - Plain Bore
Sprockets - 12.7 x 6.38mm - Simplex - Carbon Steel - Plain Bore

Also see combined categories:
All Sprockets for Roller Chain

Match with 12.70x6.38mm simplex chain (41-1 ASA)

Pilot bored sprockets come with a very small bore that will need to be machined by the customer to suit their shaft size. American Standard 41-1 - 1/2 inch.

Related Information:


Sprockets - 12.7 x 7.75mm - Duplex - Carbon Steel - Plain Bore
Sprockets - 12.7 x 7.75mm - Duplex - Carbon Steel - Plain Bore

Also see combined categories:
All Sprockets for Roller Chain

Match with 12.70x7.75mm duplex chain (08B-2 BS)

Pilot bored sprockets come with a very small bore that will need to be machined by the customer to suit their shaft size. British Standard 08B - 1/2 inch.

Related Information:


Main Pages



Freight Rates
Terms and Conditions
Privacy Policy

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

Small Parts & Bearings offers 126914 products in 2518 categories including couplings, screws, hex nuts, ball bearings, roller bearings, thrust bearings, ceramic and hybrid bearings, stainless steel bearings, miniature bearings, shafting, corrosion resistant - 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.

Small Parts & Bearings products are not authorised for sale into the USA or Canada due to the reluctance of Australian insurers to provide product liability insurance into those two countries.

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 126914 products in 2518 categories including couplings, screws, hex nuts, ball bearings, roller bearings, thrust bearings, ceramic and hybrid bearings, stainless steel bearings, miniature bearings, shafting, corrosion resistant - 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.

Small Parts & Bearings products are not authorised for sale into the USA or Canada due to the reluctance of Australian insurers to provide product liability insurance into those two countries.

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