Linear Bearing Accessories

Thompson offers a complete line of accessories for our extensive offering of linear bearing products.
- Internal Retaining Rings - push-in retaining rings are for use with Super Smart, Super and Precision Steel Ball Bushing* closed type bearings. Each retaining ring is installed inside the housing bore at each end of the Ball Bushing bearing.
- External Retaining Rings (Type W) - fit into the retaining ring grooves on the outside diameter of Super Smart, Super and Precision Steel Ball Bushing bearings to provide external mounting retention. Available in standard and stainless steel versions.
- External Retaining Rings (Type C) - fit into the retaining ring grooves on the outside diameter of Super Smart, Super and Precision Steel Ball Bushing bearings (Open and Closed Type) to provide external mounting retention. Available in standard and stainless steel versions.
- External Seals for Fixed Diameter Housings - double acting seals for Super Smart, Super and Precision Steel closed type Ball Bushing bearings. Standard and stainless versions available. Sizes 1 1/2 inch and above use spring fingers to reinforce sealing capability which could add to seal drag.
- External Seals for Adjustable Housings - double acting seals for Super Smart, Super and Precision Steel Ball Bushing bearings. Seals have a radial slot through the circumferences to facilitate diameter adjustment. Standard and stainless steel versions available.
- External Seals for Open Type Housings - double acting seals for Super Smart, Super and Precision Steel Ball Bushing Open Type bearings. Standard and stainless steel versions available.
- Integral Seals for Sealed Super Ball Bushing Bearings (Closed Type) - double acting replacement seals for the Sealed Super Ball Bushing bearing.
- Integral Seals for Sealed Super Ball Bushing Bearings (Open Type) - double acting replacement seals for the Sealed Super Ball Bushing bearings.
- Integral Felt Seals for Closed Type Ball Bushing Bearings - felt seals for Super Smart, Super and Precision Steel closed type Ball Bushing bearings. Felt seals reduce drag for applications where reduced friction is critical. Felt seals provide minimal protection from the ingress of contamination. Use PR type external retaining rings for retention.
- Integral Seals for RoundWay* Linear Roller Bearings - standard seals for both single and dual types.

