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 5985-00-541-7714
NSN 5935-00-313-3919
NSN 5905-00-062-6663
NSN 5905-01-592-7406
NSN 4140-01-546-0385
NSN 6105-01-040-9677
NSN 5925-01-288-5509
NSN 6645-01-357-7750
NSN 7035-00-946-2642
NSN 6105-01-378-6604
NSN 5985-01-359-9182
NSN 5855-01-430-5459