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 5930-01-529-6777
NSN 6650-01-384-7867
NSN 6150-00-001-2459
NSN 6135-00-756-6149
NSN 6620-00-500-0041
NSN 5835-00-427-2772
NSN 6620-00-709-7389
NSN 6135-01-487-5336
NSN 6135-01-523-3198
NSN 5996-01-256-2073
NSN 5930-01-052-3165
NSN 5930-00-792-1365