Variable pitch grooves
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 5990-00-824-0236
NSN 5905-01-634-0595
NSN 5990-00-103-0528
NSN 6610-01-080-8064
NSN 7035-01-539-1031
NSN 5910-01-250-0543
NSN 5915-00-920-2316
NSN 6610-01-444-4001
NSN 5855-01-383-6860
NSN 6135-01-370-2599
NSN 6685-00-073-3469
NSN 5895-00-402-3549