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 5960-01-019-0017
NSN 5930-01-131-4415
NSN 5975-00-076-5709
NSN 6110-01-628-7251
NSN 5998-01-340-6370
NSN 5910-01-542-8835
NSN 7035-01-017-2702
NSN 6130-01-413-3078
NSN 5835-00-257-2852
NSN 4140-01-436-5184
NSN 6130-01-020-9004
NSN 6135-01-274-3546