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 5925-01-364-8334
NSN 6645-01-441-0937
NSN 5998-00-026-8726
NSN 6130-01-030-9081
NSN 6110-01-416-9480
NSN 5998-00-245-3128
NSN 5895-01-391-0113
NSN 6320-01-527-0211
NSN 5905-01-591-0360
NSN 5950-01-455-6725
NSN 5910-01-361-8623
NSN 5975-01-649-8168