Known as sheave assembly
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 6320-01-089-9086
NSN 6150-01-243-1907
NSN 5998-01-280-5020
NSN 5915-00-139-6710
NSN 5945-01-521-2216
NSN 5950-01-086-8635
NSN 2925-01-554-5246
NSN 5999-01-322-4477
NSN 5915-01-290-1916
NSN 5935-00-456-0697
NSN 2925-00-827-2326
NSN 5910-01-122-4024