NSN 3040-00-328-8862

Part Details | WORM SHAFT

3040-00-328-8862 A drive shaft having helical thread(s) on a portion of its outer surface, machined bearing surface(s) and facilities for driving (other than a hub) on one or both ends of shaft. Designed to mate with a cam, gear sector, worm wheel, etc. Includes items with bearings. Excludes items having more than one worm complement of helical threads, items with a separate complement of gear teeth, and GEAR, WORM.

Alternate Parts: 12Y4509, M305791, 7954562, 3040-00-328-8862, 00-328-8862, 3040003288862, 003288862

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
30JAN 01, 196300-328-886218249 ( WORM SHAFT )
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 3040-00-328-8862
Part Number Cage Code Manufacturer
12Y450961465GARWOOD/FELLER INCGARWOOD WINCH DIV
M30579161465GARWOOD/FELLER INCGARWOOD WINCH DIV
795456219207U S ARMY TANK AUTOMOTIVE COMMANDAMSTA-IM-MM
Technical Data | NSN 3040-00-328-8862
Characteristic Specifications
MATERIAL STEEL
TEETH HARDNESS RATINGRCB30.0 ROCKWELL C MAXIMUM AND 34.0 ROCKWELL C MAXIMUM
SHAFT HARDNESS RATINGRCB30.0 ROCKWELL C MAXIMUM AND 34.0 ROCKWELL C MAXIMUM
WORM THREAD QUANTITY1
WORM PRESSURE ANGLE IN DEG27.500
WORM THREAD LEAD1.200 INCHES NOMINAL
WORM THREAD DIRECTION RIGHT-HAND
WORM HELIX ANGLE5 DEG 40 MIN
CONCAVE WORM THROAT CURVATURE RADIUS1.541 INCHES NOMINAL
CONCAVE WORM THROAT DIAMETER12.227 INCHES NOMINAL
WORM OUTSIDE DIAMETER4.616 INCHES MINIMUM AND 4.618 INCHES MAXIMUM
WORM PITCH DIAMETER3.850 INCHES NOMINAL
WORM THREAD SECTION LENGTH3.750 INCHES NOMINAL
WORM BODY LENGTH11.962 INCHES MINIMUM AND 11.977 INCHES MAXIMUM
WORM BODY TAPERED BEARING SURFACE END NOT PROVIDED
SHAFT LOCATION BOTH ENDS OF WORM
END SIMILARITY IDENTICAL
OVERALL LENGTH23.000 INCHES NOMINAL
SPECIAL FEATURESDRILLED AND THD HOLE IN KEYWAY END OF SHAFT 1-1/8 IN. LG DRILLED HOLE 1/2-20 NF THD SIZE TO 7/8 IN. DEEPG25 MICROINCH RMS SHAFT CENTER,60 MICROINCH RMSSHAFT OUTER ENDS,160 MICROINCH
FSC APPLICATION DATAWINCH,DRUM