Hub end flatted on two sides 90 degrees from securing holes; 1st gear has six lightening holes 1.250 in. Diameter equally spaced on a 3.540 in. Diameter bolt circle; six depressions, 0.780 in. Diameter 0.020 in. Deep, spaced between lightening holes on hub side on a 4.500 in. Diameter bolt circle
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 5998-00-339-2964
NSN 5930-00-249-1646
NSN 5835-00-244-4956
NSN 2925-00-502-3768
NSN 5965-01-388-0565
NSN 6145-01-195-8824
NSN 6145-01-204-7021
NSN 5990-01-628-8188
NSN 5985-00-877-6647
NSN 6645-01-363-1395
NSN 6650-00-155-3673
NSN 5985-01-328-5866