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 2925-01-025-0082
NSN 6135-01-480-8121
NSN 5950-01-646-7192
NSN 6110-01-521-3486
NSN 6650-01-492-3399
NSN 6110-00-919-2380
NSN 5990-01-121-1175
NSN 6320-00-270-8222
NSN 5985-01-008-4787
NSN 6685-00-915-9394
NSN 6145-01-229-4136
NSN 6145-01-272-6592