ITEM: Steel Internal Retaining Ring THOMSON INDUSTRIES. MANUFACTURER: THOMSON INDUSTRIES. BRAND: Thomson Industries. MANUFACTURER PART: PR1000. Steel Internal Retaining Ring For Use with Linear Bearing SSU16, SUPER16, 162536 (MOQ1, Pkg Qty1)CATEGORIES: Maintenance, Repair and Operational (MRO) Supplies. Linear Motion. Linear Motion Bearings. Linear Bearing Accessories (Retaining Rings, Square Bearing Bases). N/A. TOTAL RECYCLED CONTENT: 10.00%. POSTCONSUMER RECYCLED CONTENT: 1.00%. KEYWORDS: Thomson IndustriesLinear MotionLinear Motion BearingsLinear Bearing Accessories (Retaining Rings, Square Bearing Bases)N/A.