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 6240-01-025-5847
NSN 5990-00-438-0612
NSN 6220-01-613-4384
NSN 5935-01-135-2069
NSN 5895-01-511-3533
NSN 6110-00-850-2860
NSN 5925-00-752-8292
NSN 6130-01-101-5671
NSN 6150-00-547-3369
NSN 5965-00-021-5620
NSN 5920-01-110-9242
NSN 5895-01-340-3813