4 oil grooves 5/32 rx 1/16 deep both sides
A cylindrical item having a full 360 degree (6.282 radians) complement of teeth on two or more surfaces. It may be a one-piece casting or composed of two or more separate items firmly held together by welding, rivets, pins, or the like, to form a single unit. It is designed to mount on a shaft. For items consisting of a shaft with an integral complement(s) or gear teeth, see gearshaft (as modified). Excludes gear subassembly, speed decreaser.
Classification: Gears and gearing, other than toothed wheels, chain sprockets and other transmission elements entered separately
NSN 6320-01-525-4789
NSN 2925-01-140-1015
NSN 5835-01-424-0054
NSN 5905-01-003-0867
NSN 6135-01-398-5922
NSN 5930-00-931-2004
NSN 5910-01-474-5479
NSN 2925-01-500-4952
NSN 5990-01-504-9265
NSN 6650-01-123-7249
NSN 5915-01-290-4828
NSN 6145-00-933-0556