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External Ring# EN393
Includes External Notches
Carbon Steel SAE 1060/1075, Plain
3.938 In. Shaft Diameter
100 mm Shaft Diameter
3.704 In. Inside Diameter
0.109 In. Wire Thickness
0.281 In. Section Width
Recommended Groove Size
3.734 In. Diameter
0.102 In. Depth
0.12 In. Width
Includes External Notches
Carbon Steel SAE 1060/1075, Plain
3.938 In. Shaft Diameter
100 mm Shaft Diameter
3.704 In. Inside Diameter
0.109 In. Wire Thickness
0.281 In. Section Width
Recommended Groove Size
3.734 In. Diameter
0.102 In. Depth
0.12 In. Width
Eaton Style external notch constant section retaining ring # EN393. A retaining ring is a fastener that holds components or assemblies onto a shaft or in a housing/bore when installed in a groove. Once installed, the exposed portion acts as a shoulder which retains the specific component or assembly.