5975-00-231-0218 WYE,ELECTRICAL CONDUIT Index 3040-00-231-0221 SHAFT,STRAIGHT

National Stock Number:
3040-00-231-0219

Federal Supply Class:
3040

National Item Identification Number:
002310219

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:
795447819207U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM


Techincal Specification:
END SIMILARITYNOT IDENTICAL
OVERALL LENGTH17.594 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-13048, 8642, 4140 OR 8740 MIL SPEC ALL MATERIAL RESPONSES
MATERIALSTEEL COMP 4140 OR STEEL COMP 8642 OR STEEL COMP 8740
SHAFT LOCATIONBOTH ENDS OF WORM
SHAFT HARDNESS RATINGC SCALE 17 TO 35
STRAIGHT UNTHREADED LENGTH0.875 INCHES NOMINAL FIRST END, FOURTH PORTION
STRAIGHT UNTHREADED LENGTH0.875 INCHES NOMINAL FIRST END, SECOND PORTION
STRAIGHT UNTHREADED LENGTH0.875 INCHES NOMINAL SECOND END, SECOND PORTION
STRAIGHT UNTHREADED LENGTH1.032 INCHES NOMINAL SECOND END, THIRD PORTION
STRAIGHT UNTHREADED LENGTH1.156 INCHES NOMINAL FIRST END, THIRD PORTION
STRAIGHT UNTHREADED LENGTH1.438 INCHES NOMINAL SECOND END, FOURTH PORTION
STRAIGHT UNTHREADED SECTION DIAMETER1.498 INCHES MINIMUM FIRST END, FOURTH PORTION
STRAIGHT UNTHREADED SECTION DIAMETER1.498 INCHES MINIMUM SECOND END, FOURTH PORTION
STRAIGHT UNTHREADED SECTION DIAMETER1.500 INCHES MAXIMUM FIRST END, FOURTH PORTION
STRAIGHT UNTHREADED SECTION DIAMETER1.500 INCHES MAXIMUM SECOND END, FOURTH PORTION
STRAIGHT UNTHREADED SECTION DIAMETER1.750 INCHES NOMINAL FIRST END, FIRST PORTION
STRAIGHT UNTHREADED SECTION DIAMETER1.750 INCHES NOMINAL SECOND END, FIRST PORTION
STRAIGHT UNTHREADED SECTION DIAMETER1.765 INCHES MINIMUM FIRST END, THIRD PORTION
STRAIGHT UNTHREADED SECTION DIAMETER1.765 INCHES MINIMUM SECOND END, THIRD PORTION
STRAIGHT UNTHREADED SECTION DIAMETER1.767 INCHES MAXIMUM FIRST END, THIRD PORTION
STRAIGHT UNTHREADED SECTION DIAMETER1.767 INCHES MAXIMUM SECOND END, THIRD PORTION
STRAIGHT UNTHREADED SECTION DIAMETER1.7710 INCHES MINIMUM FIRST END, SECOND PORTION
STRAIGHT UNTHREADED SECTION DIAMETER1.7710 INCHES MINIMUM SECOND END, SECOND PORTION
STRAIGHT UNTHREADED SECTION DIAMETER1.7715 INCHES MAXIMUM FIRST END, SECOND PORTION
STRAIGHT UNTHREADED SECTION DIAMETER1.7715 INCHES MAXIMUM SECOND END, SECOND PORTION
STRAIGHT UNTHREADED LENGTH0.125 INCHES NOMINAL FIRST END, FIRST PORTION
STRAIGHT UNTHREADED LENGTH0.125 INCHES NOMINAL SECOND END, FIRST PORTION
WORM BODY LENGTH11.066 INCHES MINIMUM AND 11.076 INCHES MAXIMUM
WORM BODY TAPERED BEARING SURFACE ENDNOT PROVIDED
WORM HELIX ANGLE4 DEG 57 MIN
WORM OUTSIDE DIAMETER3.774 INCHES MINIMUM AND 3.776 INCHES MAXIMUM
WORM PRESSURE ANGLE IN DEG27.500
WORM PITCH DIAMETER3.216 INCHES NOMINAL
WORM THREAD DIRECTIONLEFT-HAND
WORM THREAD LEAD0.875 INCHES NOMINAL
WORM THREAD QUANTITY1
WORM THREAD SECTION LENGTH3.750 INCHES NOMINAL
TEETH HARDNESS RATINGC SCALE 58 TO 63


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