The Whittet-Higgins BL-21 is a BEARLOK mechanical self-locking bearing retaining nut that threads onto a shaft or spindle to position and secure bearings
2 wrenches with a jaw at both ends in different dimensions
25 in Packaging Boxed Weight (Catalog) 12
impact-resistant plastic case
313 in Design Type CRW1 Lip Material Fluoro Rubber (FKM) Lip Type WAVE lip Number of Lips 1 Casing Steel Case Design Metal case Operating Temperature Range -5 to 390 °F Pressure Tolerance 10 psi Seal Type Rotary shaft seal/Radial shaft seal Spring Type Garter Spring Spring Material Carbon Steel Compatible Wear Sleeves 99149
SKF 6310 -2RS1/C3WT Deep Groove Ball Bearing - 50 mm ID, 110 mm OD, 27 mm Width, Cylindrical Bore, C3 Surefire The Whittet-Higgins BL-21 is aDeep Groove Ball Bearing sealed design with increased clearance Deep Groove Ball Bearings are versatile and widely used bearings. They can accommodate radial loads and, to a lesser extent, axial loads in both directions. Known for their low friction and quiet operation. The sealed design provides protection against contamination. Manufactured to precision tolerance class for demanding applications. Robust steel cage construction ensures durability.