3040-00-769-0834 SHAFT,STRAIGHT Index 5365-00-769-0837 SHIM

National Stock Number:
3040-00-769-0836

Federal Supply Class:
3040

National Item Identification Number:
007690836

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:
1088426219207U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM


Techincal Specification:
END SIMILARITYNOT IDENTICAL
FSC APPLICATION DATAMOUNT GUN,CAL..50
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-624 ,COMPOSITION 4130 TO 4140 FED SPEC ALL MATERIAL RESPONSES
MATERIALSTEEL COMP 4130 OR STEEL COMP 4140 OR STEEL
OVERALL LENGTH4.280 INCHES NOMINAL
SCREW THREAD SERIES DESIGNATORUNF SECOND END
SHAFT HARDNESS RATING26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM
SHAFT LOCATIONBOTH ENDS OF WORM
SHAFT THREAD DIRECTIONRIGHT-HAND ALL THREADED PORTIONS
STRAIGHT UNTHREADED LENGTH0.120 INCHES NOMINAL FIRST MORTISE
STRAIGHT UNTHREADED LENGTH0.250 INCHES NOMINAL SECOND SHAFT
STRAIGHT UNTHREADED LENGTH0.689 INCHES NOMINAL RECEPTACLE PLATE
STRAIGHT UNTHREADED LENGTH0.718 INCHES NOMINAL TERMINAL BOX
STRAIGHT UNTHREADED SECTION DIAMETER0.625 INCHES MAXIMUM SEPARATING PIN
STRAIGHT UNTHREADED SECTION DIAMETER0.624 INCHES MINIMUM RECEPTACLE PLATE
STRAIGHT UNTHREADED SECTION DIAMETER0.750 INCHES NOMINAL FIRST MORTISE
STRAIGHT UNTHREADED SECTION DIAMETER1.124 INCHES MINIMUM TERMINAL BOX
STRAIGHT UNTHREADED SECTION DIAMETER1.125 INCHES MAXIMUM AXIALLY AT EACH END
STRAIGHT UNTHREADED SECTION DIAMETER1.500 INCHES NOMINAL SECOND SHAFT
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TYPE 2,CLASS 3 FED SPEC ALL TREATMENT RESPONSES
SURFACE TREATMENTCADMIUM AND CHROMATE
TEETH HARDNESS RATING26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM
THREAD LENGTH0.545 INCHES NOMINAL ALL THREADED PORTIONS
WORM BODY LENGTH1.958 INCHES NOMINAL
WORM BODY TAPERED BEARING SURFACE ENDNOT PROVIDED
WORM OUTSIDE DIAMETER1.000 INCHES NOMINAL
WORM PITCH DIAMETER0.890 INCHES MINIMUM AND 0.896 INCHES MAXIMUM
WORM THREAD DIRECTIONRIGHT-HAND
WORM THREAD QUANTITY1
WORM THREAD SECTION LENGTH1.958 INCHES NOMINAL


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