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 6610-01-210-8493
NSN 5910-01-316-7333
NSN 5915-00-983-2742
NSN 5998-01-626-9389
NSN 6105-01-519-8003
NSN 6105-01-554-1737
NSN 6145-01-316-5357
NSN 5855-01-262-8013
NSN 5835-00-170-5238
NSN 5915-00-518-3343
NSN 5990-01-591-8797
NSN 5950-00-458-4062