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 6135-01-090-5365
NSN 6650-01-018-1830
NSN 6645-00-557-5989
NSN 7035-01-068-3300
NSN 6220-00-994-5033
NSN 6145-01-430-7211
NSN 5905-00-622-6890
NSN 5960-00-401-0794
NSN 5905-00-217-0988
NSN 5910-01-508-4674
NSN 5999-01-411-2926
NSN 6105-00-416-6922