1st gear is antibacklash type
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 5835-00-930-8500
NSN 6645-01-371-1632
NSN 6685-01-263-0631
NSN 5998-01-572-7436
NSN 6145-00-683-5353
NSN 2925-01-543-5571
NSN 6130-01-475-4715
NSN 4140-01-560-1242
NSN 5975-01-474-5852
NSN 5965-00-351-7460
NSN 5925-01-429-7699
NSN 6220-01-599-5771