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 6685-01-063-8297
NSN 5920-00-150-1148
NSN 6240-01-406-9057
NSN 6110-00-862-6407
NSN 6620-01-359-3920
NSN 5999-00-666-3838
NSN 6620-01-078-6372
NSN 5975-00-476-1512
NSN 2925-01-553-0181
NSN 5965-00-424-9636
NSN 5930-01-334-5690
NSN 4140-00-991-8849