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 5975-01-215-6230
NSN 6220-01-480-4000
NSN 4140-01-410-7626
NSN 6105-01-634-0322
NSN 5910-01-534-7699
NSN 5999-00-115-1084
NSN 5960-00-908-2416
NSN 5996-00-935-5070
NSN 5945-01-416-0330
NSN 5910-00-590-6966
NSN 5960-00-400-1526
NSN 5990-00-263-1289