Metallic hardness for aisi 440b to be 55.0 rockwell c min and 62.0 rockwell c max
A homogenous spherical body, a series of which provides the rolling elements in a bearing, ball (as modified). The item is designed primarily to alleviate friction. It may have other usages such as the checking component in a ball-type check valve. Excludes ball, check; ball, valve, ported.
Classification: Ball bearings, nesoi
NSN 6645-01-044-2602
NSN 6620-01-596-7349
NSN 4140-01-519-3222
NSN 5990-01-421-5342
NSN 6620-01-595-7459
NSN 6650-01-633-9147
NSN 6240-01-110-1363
NSN 5915-00-336-6481
NSN 5935-01-194-1622
NSN 5915-01-579-3650
NSN 5920-01-633-9990
NSN 5950-01-122-9117