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 4140-01-265-3736
NSN 6620-01-226-1013
NSN 6110-01-415-5086
NSN 5895-01-152-1178
NSN 5925-01-394-3725
NSN 5835-01-272-4087
NSN 5920-01-554-9568
NSN 5855-00-361-0167
NSN 7035-01-194-9482
NSN 5895-01-423-2215
NSN 5920-01-429-1373
NSN 5910-01-181-5582