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 6130-01-065-6071
NSN 6685-01-421-4403
NSN 6110-01-463-7582
NSN 6320-01-355-2929
NSN 5905-00-287-5053
NSN 5835-01-054-2094
NSN 6610-01-033-2402
NSN 2925-01-323-4235
NSN 6220-00-949-8316
NSN 5950-01-512-2096
NSN 6145-01-146-9660
NSN 6685-01-224-9008