Usteel; no of teeth 27; normal diametral pitch 12; normal pressure angle 20 deg; pitch diameter 2.4354 in.; normal circ pitch (ref).2618 in.; whole depth .200 in.; helix angle 22.5 deg; helix lead (rh) 18.4684 in.; addendum .0833 in.; normal chordal thkns .13082 in.; root diameter (ref) 2.202 in.; base cir diameter (ref) 2.2659 in.; permissible backlash .002 in. To .004 in. When meshing with master gear which is to standard size and at standard center distance of 2.435 in. Or 3.653 in.; heat treat to rc 27-34
A gearshaft with a single complement of helical gear teeth. For items with more than one complement of teeth, see gearshaft (1), multiple gears.
Classification: Transmission shafts and cranks, except camshafts and crankshafts
NSN 6145-00-679-2368
NSN 5925-00-859-7942
NSN 5950-01-494-3355
NSN 5965-01-394-1542
NSN 5990-00-067-6791
NSN 5975-01-657-1356
NSN 6320-01-648-5538
NSN 6110-01-411-6000
NSN 5965-01-125-5367
NSN 5999-01-176-3449
NSN 5930-00-186-9252
NSN 5975-01-355-7387