Hub is constructed of steel
A pulley with one or more grooved faces or rims of the same diameter. For pulleys encased in a shell or frame, see block, tackle. for items specifically designed for aviation, see pulley(1), groove, aviation.
Classification: Machinery parts not containing electrical features, and not specified or included elsewhere in chapter 84, except ships' propellers
NSN 5998-01-243-0420
NSN 6220-01-483-2342
NSN 5990-00-309-0023
NSN 5985-01-158-7487
NSN 5925-01-050-9032
NSN 6135-01-307-6006
NSN 6150-00-765-4294
NSN 4140-01-394-8081
NSN 4140-00-898-7045
NSN 6105-01-384-9272
NSN 6645-00-334-0115
NSN 6620-00-959-6614