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 6110-01-431-5770
NSN 5930-01-587-2179
NSN 4140-00-136-7679
NSN 6645-01-418-8035
NSN 4140-01-516-8995
NSN 5999-01-382-7218
NSN 5895-01-421-3166
NSN 6240-01-231-0452
NSN 6105-00-905-8403
NSN 5985-01-491-8961
NSN 5915-01-632-5945
NSN 5965-01-411-4767