2580/2523 Tapered Roller Bearing Set - Inch Series Single Row

2580/2523 The 2580/2523 is a single row tapered roller bearing set consisting of a cone (inner ring with rollers and cage) and cup (outer ring). Tapered roller bearings use conical rolling elements to handle combined radial and axial loads, with load capacity proportional to contact angle. This bearing type is widely used in automotive wheel hubs, transmissions, differential assemblies, industrial gearboxes, and agricultural equipment where durability under combined loading conditions is required. The separable design allows for adjustment of bearing clearance during installation. Interchange / cross reference ACF 581585ALLISC 0242850ALLISC 4254960ALLISC 766970ALLISC AMX35238ALLISC 927954ALLISC AMX35239AMC 21386AMC 51867AMC 71185ARAMCO 1331592000ARAMCO 1331595200AUSTIN 313160AUSTIN 312411CASE 02881AB Cross-references are provided as a guide — verify dimensions and fit for your application. 2580/2523Bore/Inner Diameter Inch: 1.25 Bore/Inner Diameter mm: 31.75 Outside Diameter Inch: 2.75 Outside Diameter mm: 69.85 Width Inch: 0.9375 Width mm: 23.812 For large orders ($2000+) please inquire by email.