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 5835-01-065-3316
NSN 5999-01-442-9578
NSN 6645-01-315-9238
NSN 6320-01-600-5808
NSN 5910-00-660-8010
NSN 5945-01-613-3041
NSN 6145-00-657-4755
NSN 5910-01-584-9093
NSN 5915-00-315-3583
NSN 4140-01-012-2460
NSN 5915-00-797-0166
NSN 5835-00-890-3932