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 5915-01-182-2520
NSN 5895-01-145-3263
NSN 5990-01-160-6978
NSN 5920-01-473-6745
NSN 5975-01-157-8140
NSN 6110-00-438-9158
NSN 6685-00-856-4109
NSN 5895-00-205-0351
NSN 5930-01-356-6016
NSN 5930-00-693-5811
NSN 6150-01-131-5080
NSN 5996-01-029-9669