51103 Thrust Ball Bearing Single Direction

51103 The 51103 is a thrust ball bearing from the 511 series with a 17 mm bore diameter. Thrust ball bearings are designed to support axial loads in a single direction while allowing rotational motion between machine components. These bearings are commonly used in automotive transmissions, machine tool spindles, gearboxes, and other applications where space is limited and primarily axial forces must be accommodated. They consist of two hardened steel washers with a ball and cage assembly between them. 51103Bore/Inner Diameter Inch: 0.669 Bore/Inner Diameter mm: 17.0 Outside Diameter Inch: 1.181 Outside Diameter mm: 30.0 For large orders ($2000+) please inquire by email.