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Internal Retaining Rings

Internal Retaining Rings

Mount these internal retaining rings into the bore of a shaft or housing to form a shoulder that holds components in place.


Compress the lugs of these rings with retaining ring pliers and slide the ring into a bore.

Zinc Plated Steel

Black Oxide Steel

Stainless Steel

Passivated Stainless Steel


Wind these spiral rings into the groove of a bore. They don't require any tools for installation and make full contact with the groove, leaving no gap.

Plain Steel

18-8 Stainless Steel


No groove required. Push these self-locking retaining rings into position and they grip the bore of a shaft. They work best in permanent installations.

Passivated Stainless Steel


Black Oxide Steel