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 6105-00-823-6506
NSN 5925-00-529-0441
NSN 6645-00-279-1777
NSN 5930-01-391-5093
NSN 6320-01-476-7702
NSN 5945-01-328-2591
NSN 6220-01-550-0843
NSN 6645-00-518-2068
NSN 5945-01-592-5926
NSN 5905-01-020-6406
NSN 2925-01-327-3069
NSN 5835-01-550-5094