Variable pitch
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 5990-01-542-4212
NSN 5945-00-140-4094
NSN 7035-00-206-6123
NSN 5910-00-752-5902
NSN 6645-01-644-3850
NSN 6220-00-003-8992
NSN 6620-00-557-0350
NSN 5960-01-632-6576
NSN 5999-00-258-9797
NSN 5895-01-484-9666
NSN 5920-00-228-4498
NSN 6130-01-116-6432