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 6135-01-579-3534
NSN 5990-00-246-2184
NSN 6685-01-382-5483
NSN 5996-01-649-5616
NSN 5960-00-590-2295
NSN 5945-00-422-8489
NSN 5950-00-402-5332
NSN 5930-00-823-0973
NSN 5960-01-442-0908
NSN 5910-01-267-3951
NSN 5910-01-645-9825
NSN 5930-00-636-4998