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 5835-00-378-1429
NSN 6645-01-356-8252
NSN 5935-01-192-3750
NSN 5895-01-284-0611
NSN 5960-00-730-7813
NSN 2925-01-408-9485
NSN 5998-01-068-0910
NSN 6145-01-648-6353
NSN 2925-01-465-3437
NSN 5925-01-204-0884
NSN 6610-00-934-1044
NSN 6320-00-261-9136