Spiral Rings - External - Heavy Duty
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Product features, properties and information

AHE / WSM / AS3216 / RSN / MIL-R-27426A2 - Spring Steel and Stainless Steel.
Heavy duty design for use with NAS669-670 deep grooves in applications like double row and tapered roller bearings.
Requires no tools for removal.
Equivalent to Associated Spring: AHE, Smalley: WSM, Spirolox and Ramsey: RSN, Aerospace: AS3216, MIL-R-27426A2

All dimensions on this website are shown in mm unless otherwise indicated.
Click on the linked part numbers in the table below for more details.

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Shaft Dia. (Ds)
mm
Free Inside Dia (Df)
mm
Radial Wall (S)
mm
Thickness (T)
mm
Groove Dia (Dg)
mm
Groove Depth (d)
mm
Groove Width (W)
mm
Material Part Number
(Click for prices)
Stock
12.70
(0.500 in.)
11.46
(0.451 in.)
1.17 - 1.37
(0.046 in.)
0.84 - 0.94
(0.033 in.)
11.84 - 11.94
(0.466 in.)
0.410
(0.016 in.)
0.99 - 1.07
(0.039 in.)
Spring Steel RSN-05050
15.09
(0.594 in.)
13.74
(0.541 in.)
1.17 - 1.37
(0.046 in.)
0.84 - 0.94
(0.033 in.)
14.12 - 14.27
(0.556 in.)
0.460
(0.018 in.)
0.99 - 1.07
(0.039 in.)
Spring Steel RSN-05950
15.88
(0.625 in.)
14.48
(0.570 in.)
1.30 - 1.50
(0.051 in.)
0.84 - 0.94
(0.033 in.)
14.86 - 15.01
(0.585 in.)
0.480
(0.019 in.)
0.99 - 1.07
(0.039 in.)
Spring Steel RSN-06249
19.05
(0.750 in.)
17.40
(0.685 in.)
1.55 - 1.75
(0.061 in.)
1.02 - 1.12
(0.040 in.)
17.81 - 17.96
(0.701 in.)
0.580
(0.023 in.)
1.17 - 1.24
(0.046 in.)
Spring Steel RSN-07516
19.84
(0.781 in.)
18.14
(0.714 in.)
1.55 - 1.75
(0.061 in.)
1.02 - 1.12
(0.040 in.)
18.54 - 18.69
(0.730 in.)
0.610
(0.024 in.)
1.17 - 1.24
(0.046 in.)
Spring Steel RSN-07840
20.62
(0.812 in.)
18.87
(0.743 in.)
1.55 - 1.75
(0.061 in.)
1.02 - 1.12
(0.040 in.)
19.28 - 19.43
(0.759 in.)
0.640
(0.025 in.)
1.17 - 1.24
(0.046 in.)
Spring Steel RSN-08110
22.23
(0.875 in.)
20.35
(0.801 in.)
1.80 - 2.01
(0.071 in.)
1.02 - 1.12
(0.040 in.)
20.78 - 20.93
(0.818 in.)
0.690
(0.027 in.)
1.17 - 1.24
(0.046 in.)
Spring Steel RSN-08748
24.99
(0.984 in.)
23.01
(0.906 in.)
2.06 - 2.26
(0.081 in.)
1.02 - 1.12
(0.040 in.)
23.44 - 23.60
(0.923 in.)
0.740
(0.029 in.)
1.17 - 1.24
(0.046 in.)
Spring Steel RSN-09838
25.40
(1.000 in.)
23.34
(0.919 in.)
2.06 - 2.26
(0.081 in.)
1.02 - 1.12
(0.040 in.)
23.80 - 23.95
(0.937 in.)
0.760
(0.030 in.)
1.17 - 1.24
(0.046 in.)
Spring Steel RSN-10050
28.58
(1.125 in.)
- - Spring Steel RSN-1120
31.75
(1.250 in.)
29.21
(1.150 in.)
2.51 - 2.72
(0.099 in.)
1.22 - 1.32
(0.048 in.)
29.77 - 29.97
(1.172 in.)
0.94
(0.037 in.)
1.42 - 1.52
(0.056 in.)
Spring Steel RSN-1250
44.45
(1.750 in.)
- - Spring Steel RSN-1750
50.80
(2.000 in.)
46.91
(1.847 in.)
3.91 - 4.11
(0.154 in.)
1.50 - 1.65
(0.059 in.)
47.78 - 48.03
(1.881 in.)
1.45
(0.057 in.)
1.73 - 1.83
(0.068 in.)
Spring Steel RSN-2000
73.03
(2.875 in.)
- - Spring Steel RSN-2870
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