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 5915-00-803-5396
NSN 5855-01-534-7940
NSN 5915-00-528-9286
NSN 6650-01-649-0228
NSN 6105-00-885-6517
NSN 5998-01-310-1415
NSN 6150-01-254-6879
NSN 6240-01-369-6464
NSN 6685-01-119-3459
NSN 6240-00-635-9953
NSN 5996-00-277-7384
NSN 5855-01-579-9859