1025-00-557-3619 WORM Index 1025-00-557-3628 SHAFT,PINION

National Stock Number:
3040-00-557-3627

Federal Supply Class:
3040

National Item Identification Number:
005573627

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:
1025-557-3627A00AME.C.A ETABLISSEMENT CENTRAL DESAPPROVISIONNEMENTS DES FORCES ARMEE
557362719204ARMY, UNITED STATES DEPARTMENT OF THE


Techincal Specification:
END SIMILARITYNOT IDENTICAL
MATERIALCOPPER ALLOY OR IRON
OVERALL LENGTH18.000 INCHES NOMINAL
SHAFT LOCATIONBOTH ENDS OF WORM
STRAIGHT UNTHREADED LENGTH0.756 INCHES NOMINAL SECOND END, FOURTH PORTION
STRAIGHT UNTHREADED LENGTH0.750 INCHES NOMINAL FIRST END, FOURTH PORTION
STRAIGHT UNTHREADED LENGTH0.750 INCHES NOMINAL FIRST END, THIRD PORTION
STRAIGHT UNTHREADED LENGTH0.750 INCHES NOMINAL SECOND END, THIRD PORTION
STRAIGHT UNTHREADED LENGTH1.090 INCHES NOMINAL SECOND END, FIRST PORTION
STRAIGHT UNTHREADED LENGTH3.310 INCHES NOMINAL FIRST END, SECOND PORTION
STRAIGHT UNTHREADED LENGTH7.340 INCHES NOMINAL SECOND END, SECOND PORTION
STRAIGHT UNTHREADED SECTION DIAMETER0.685 INCHES NOMINAL FIRST END, FOURTH PORTION
STRAIGHT UNTHREADED SECTION DIAMETER0.685 INCHES NOMINAL SECOND END, FOURTH PORTION
STRAIGHT UNTHREADED SECTION DIAMETER1.210 INCHES NOMINAL FIRST END, THIRD PORTION
STRAIGHT UNTHREADED SECTION DIAMETER1.210 INCHES NOMINAL SECOND END, THIRD PORTION
STRAIGHT UNTHREADED SECTION DIAMETER1.248 INCHES NOMINAL FIRST END, SECOND PORTION
STRAIGHT UNTHREADED SECTION DIAMETER1.248 INCHES NOMINAL SECOND END, SECOND PORTION
STRAIGHT UNTHREADED SECTION DIAMETER2.120 INCHES NOMINAL FIRST END, FIRST PORTION
STRAIGHT UNTHREADED SECTION DIAMETER2.120 INCHES NOMINAL SECOND END, FIRST PORTION
STRAIGHT UNTHREADED LENGTH0.134 INCHES NOMINAL FIRST END, FIRST PORTION
SPECIAL FEATURESTHIRD PORTION ON EACH SIDE IS HEXAGON SHAPED 1.061HEX;ROOT DIA. OF WORM 2.198 IN.DIA;PITCH DIA OF WORM 2.750
SURFACE TREATMENTPHOSPHATE
UNTHREADED SECTION PIN HOLE DIAMETER0.1400 INCHES NOMINAL FIRST END, FOURTH PORTION
UNTHREADED SECTION PIN HOLE DIAMETER0.1400 INCHES NOMINAL SECOND END, FOURTH PORTION
WORM BODY TAPERED BEARING SURFACE ENDNOT PROVIDED
WORM HELIX ANGLE4 DEGREES 58 MIN
WORM OUTSIDE DIAMETER3.2274 INCHES NOMINAL
WORM PRESSURE ANGLE IN DEG20.000
WORM THREAD DIRECTIONLEFT-HAND
WORM THREAD LEAD0.750 INCHES NOMINAL
WORM THREAD QUANTITY4
WORM THREAD SECTION LENGTH3.120 INCHES NOMINAL


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