For OD For OD |
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Retaining Ring Style Retaining Ring Style |
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| Spiral | Constant Section |
For Groove Diameter For Groove Diameter |
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Ring ID Ring ID |
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Ring Thickness Ring Thickness |
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For Groove Width For Groove Width |
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Material Material |
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Finish Finish | Show |
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Finish Finish | Hide |
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Thrust Load Capacity Thrust Load Capacity |
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REACH (Registration, Evaluation, Authorization and Restriction of Chemicals) REACH (Registration,Evaluation, Authorization and Restriction of Chemicals) |
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RoHS (Restriction of Hazardous Substances) RoHS (Restriction ofHazardous Substances) |
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DFARS (Defense Acquisition Regulations Supplement) DFARS (Defense AcquisitionRegulations Supplement) |
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Magnetic Properties Magnetic Properties |
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Container Features Container Features |
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Container Length Container Length |
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Container Type Container Type |
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Container Width Container Width |
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For Bore Type For Bore Type |
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For Shaft End Type For Shaft End Type |
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Number of Pieces Number of Pieces |
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Container Depth Container Depth |
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External and Internal Spiral Retaining Ring Assortments


Wind these retaining rings into a groove—no tools required for installation. Rings make 360° of contact with the shaft, so there is no gap.
Oil-coated steel rings are corrosion resistant in dry environments.
| Number of Pieces | Includes | Container Type | Each | |
Inch | ||||
|---|---|---|---|---|
Oil-Coated Steel | ||||
| 216 | 108 External Retaining Rings (For 1/2" to 1 1/2" OD) 108 Internal Retaining Rings (For 1/2" to 1 1/2" ID) | Plastic Box | 000000000 | 0000000 |
Speared Ends External Retaining Rings

Often used with small engines, heavy equipment, and power transmission, these external retaining rings have speared ends to help you install and remove them. They’re constant-section style, which means the distance between their inside and outside diameter is consistent, so the clearance around their circumference doesn’t change either. All are made of spring steel for good strength and reliability. To resist corrosion in dry environments, they’re oil coated.
For technical drawings and 3-D models, click on a part number.
For Groove | Ring | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| For OD | Diameter | Width | ID | Thickness | Minimum Hardness | Thrust Load Capacity, lbs. | Magnetic Properties | Pkg. Qty. | Pkg. | |
Oil-Coated 1060-1090 Spring Steel | ||||||||||
| 5/16" | 0.29" | 0.028" | 0.281" | 0.025" | Rockwell C42 | 180 | Magnetic | 10 | 000000000 | 00000 |
| 3/8" | 0.351" | 0.028" | 0.341" | 0.025" | Rockwell C42 | 230 | Magnetic | 10 | 000000000 | 0000 |
| 7/16" | 0.412" | 0.028" | 0.402" | 0.025" | Rockwell C42 | 300 | Magnetic | 10 | 000000000 | 0000 |
| 1/2" | 0.474" | 0.039" | 0.464" | 0.035" | Rockwell C42 | 460 | Magnetic | 10 | 000000000 | 0000 |
| 5/8" | 0.597" | 0.039" | 0.586" | 0.035" | Rockwell C42 | 520 | Magnetic | 10 | 000000000 | 0000 |
| 3/4" | 0.716" | 0.046" | 0.703" | 0.042" | Rockwell C42 | 820 | Magnetic | 10 | 000000000 | 0000 |
| 7/8" | 0.835" | 0.046" | 0.82" | 0.042" | Rockwell C42 | 1,110 | Magnetic | 10 | 000000000 | 0000 |
| 1" | 0.956" | 0.046" | 0.941" | 0.042" | Rockwell C42 | 1,200 | Magnetic | 10 | 000000000 | 0000 |
| 1 1/8" | 1.075" | 0.056" | 1.06" | 0.05" | Rockwell C42 | 1,880 | Magnetic | 10 | 000000000 | 0000 |
| 1 1/4" | 1.194" | 0.056" | 1.179" | 0.05" | Rockwell C42 | 2,090 | Magnetic | 10 | 000000000 | 0000 |
| 1 3/8" | 1.309" | 0.056" | 1.291" | 0.05" | Rockwell C42 | 2,300 | Magnetic | 10 | 000000000 | 0000 |
| 1 1/2" | 1.43" | 0.056" | 1.408" | 0.05" | Rockwell C42 | 2,500 | Magnetic | 10 | 000000000 | 0000 |
| 1 5/8" | 1.551" | 0.068" | 1.527" | 0.062" | Rockwell C42 | 3,190 | Magnetic | 10 | 000000000 | 0000 |
| 1 3/4" | 1.67" | 0.068" | 1.64" | 0.062" | Rockwell C42 | 3,510 | Magnetic | 5 | 000000000 | 0000 |
| 1 7/8" | 1.789" | 0.068" | 1.759" | 0.062" | Rockwell C42 | 3,760 | Magnetic | 5 | 000000000 | 0000 |
| 2" | 1.91" | 0.068" | 1.88" | 0.062" | Rockwell C42 | 4,010 | Magnetic | 5 | 000000000 | 0000 |
| 2 1/8" | 2.027" | 0.086" | 1.997" | 0.078" | Rockwell C42 | 5,470 | Magnetic | 5 | 000000000 | 0000 |
| 2 1/4" | 2.146" | 0.086" | 2.116" | 0.078" | Rockwell C42 | 5,790 | Magnetic | 5 | 000000000 | 0000 |
| 2 3/8" | 2.265" | 0.086" | 2.235" | 0.078" | Rockwell C42 | 6,400 | Magnetic | 5 | 000000000 | 00000 |
| 2 1/2" | 2.386" | 0.086" | 2.356" | 0.078" | Rockwell C42 | 6,600 | Magnetic | 5 | 000000000 | 00000 |
| 2 5/8" | 2.505" | 0.086" | 2.475" | 0.078" | Rockwell C42 | 6,800 | Magnetic | 5 | 000000000 | 00000 |
| 2 3/4" | 2.624" | 0.103" | 2.594" | 0.093" | Rockwell C42 | 8,460 | Magnetic | 5 | 000000000 | 00000 |
| 2 7/8" | 2.743" | 0.103" | 2.713" | 0.093" | Rockwell C42 | 8,840 | Magnetic | 5 | 000000000 | 00000 |
| 3" | 2.86" | 0.103" | 2.83" | 0.093" | Rockwell C42 | 9,230 | Magnetic | 5 | 000000000 | 00000 |
For Groove | Ring | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| For OD, mm | Diameter, mm | Width, mm | ID, mm | Thickness, mm | Minimum Hardness | Thrust Load Capacity, lbs. | Magnetic Properties | Pkg. Qty. | Pkg. | |
Oil-Coated 1060-1090 Spring Steel | ||||||||||
| 12 | 11.1 | 1.17 | 10.69 | 1.07 | Rockwell C42 | 250 | Magnetic | 10 | 000000000 | 00000 |
| 15 | 14 | 1.35 | 13.67 | 1.19 | Rockwell C42 | 440 | Magnetic | 10 | 000000000 | 0000 |
| 17 | 16 | 1.35 | 15.65 | 1.19 | Rockwell C42 | 520 | Magnetic | 10 | 000000000 | 0000 |
| 20 | 18.6 | 1.73 | 18.03 | 1.57 | Rockwell C42 | 820 | Magnetic | 10 | 000000000 | 0000 |
| 25 | 23.5 | 1.73 | 23.11 | 1.57 | Rockwell C42 | 1,440 | Magnetic | 10 | 000000000 | 0000 |
| 30 | 28.2 | 2.16 | 27.76 | 1.91 | Rockwell C42 | 1,880 | Magnetic | 10 | 000000000 | 0000 |
| 35 | 32.7 | 2.74 | 32.13 | 2.36 | Rockwell C42 | 2,250 | Magnetic | 10 | 000000000 | 00000 |
| 40 | 37.2 | 2.74 | 36.88 | 2.36 | Rockwell C42 | 2,710 | Magnetic | 10 | 000000000 | 00000 |
| 45 | 41.9 | 2.74 | 41.28 | 2.36 | Rockwell C42 | 3,550 | Magnetic | 10 | 000000000 | 00000 |
| 50 | 46.8 | 2.74 | 46.23 | 2.36 | Rockwell C42 | 3,880 | Magnetic | 5 | 000000000 | 0000 |
| 55 | 51.2 | 3.05 | 50.67 | 2.77 | Rockwell C42 | 6,000 | Magnetic | 5 | 000000000 | 00000 |
| 60 | 56.2 | 3.05 | 55.55 | 2.77 | Rockwell C42 | 6,300 | Magnetic | 5 | 000000000 | 00000 |
| 70 | 65.7 | 3.53 | 64.92 | 3.18 | Rockwell C42 | 8,460 | Magnetic | 1 | 000000000 | 0000 |
| 75 | 70.7 | 3.53 | 69.85 | 3.18 | Rockwell C42 | 9,030 | Magnetic | 1 | 000000000 | 0000 |
| 85 | 80.7 | 3.53 | 79.73 | 3.18 | Rockwell C42 | 10,180 | Magnetic | 1 | 000000000 | 0000 |
| 90 | 84.9 | 3.53 | 84.02 | 3.18 | Rockwell C42 | 11,980 | Magnetic | 1 | 000000000 | 00000 |
| 105 | 99.9 | 4.42 | 98.76 | 3.96 | Rockwell C42 | 14,110 | Magnetic | 1 | 000000000 | 00000 |
| 110 | 104.9 | 4.42 | 103.63 | 3.96 | Rockwell C42 | 15,000 | Magnetic | 1 | 000000000 | 00000 |



























