An item having a major diameter of 3 or more inches (76.2mm) other than items having spoked or sumulated spoked construction, which may be under 3 inches (76.2mm) designed to be gripped by the hand to transmit rotary motion to other devices through a center axis, fabricated in the form of a solid body with simulated spokes or a recessed surface between the rim and the hub, or it may be built up in the form of a frame having a central hub connected to the rim by the spokes. It may have reference markings in the form of dots, arrows, hairline, etc., to indicate the relative position and/or direction of rotation of the item(s) with which it is used. It may also include an integral ratchet device. For similar items having a maximum diameter of less than 3 inches (76.2mm), see knob. For items calibrated in units or series of divisions denoting relative positioning of associated devices, see dial (as modified). Excludes steering wheel.
Dept. of the Air Force 
Dept. of the Navy 
Poland 
Spain 
Turkey Classification: Oil seals, other than those of chapter 40, machinery parts not containing electrical features
NSN 5950-00-148-4498
NSN 5915-01-123-3759
NSN 5935-01-140-1074
NSN 5950-01-519-8947
NSN 6150-01-051-0386
NSN 5960-01-142-1995
NSN 6650-01-257-7237
NSN 5960-00-875-4655
NSN 5965-01-128-4381
NSN 6150-00-158-5620
NSN 5895-00-245-6287
NSN 6650-00-891-9850