4820-01-187-7090 TOP,PILOT VALVE Index 2815-01-187-7092 COVER,CRANKCASE EXPLOSION

National Stock Number:
3040-01-187-7091

Federal Supply Class:
3040

National Item Identification Number:
011877091

Description:
WORM SHAFT

Detail:
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.


Manufacturer Information:
B-3531613841TIFFIN PARTS, L.L.C.
B-35316-113841TIFFIN PARTS, L.L.C.


Techincal Specification:
END SIMILARITYIDENTICAL
MATERIALSTEEL
OVERALL LENGTH26.500 INCHES NOMINAL
SHAFT LOCATIONBOTH ENDS OF WORM
WORM HELIX ANGLE4 DEG.24 MIN
WORM OUTSIDE DIAMETER4.125 INCHES NOMINAL
WORM PITCH DIAMETER2.900 INCHES NOMINAL
WORM THREAD QUANTITY1


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