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 5965-01-429-9777
NSN 5855-01-540-7413
NSN 5990-01-517-7848
NSN 5960-01-061-0448
NSN 7035-01-454-3284
NSN 6130-00-561-3222
NSN 2925-01-658-9457
NSN 5945-01-176-0048
NSN 6220-00-452-5308
NSN 5960-01-239-4314
NSN 5855-01-634-0259
NSN 5998-00-683-1333