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 6685-01-485-3568
NSN 6150-00-246-6673
NSN 6145-01-602-9331
NSN 5910-01-227-0116
NSN 5920-01-186-3953
NSN 6610-01-476-7412
NSN 5935-01-412-9654
NSN 5965-01-516-1236
NSN 5930-01-460-2631
NSN 5915-00-497-0774
NSN 6610-01-188-8163
NSN 5975-01-634-0678