3040-00-518-0890, WORM SHAFT

5910-00-518-0879 CAPACITOR,FIXED,ELECTROLYTIC

National Stock Number:
3040-00-518-0890

Federal Supply Class:
3040

National Item Identification Number:
005180890

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:

5180890

19200

US ARMY ARDEC RDECOM

Techincal Specification:

MATERIAL	STEEL
TEETH HARDNESS RATING	26.0 ROCKWELL C MINIMUM AND
	31.0 ROCKWELL C MAXIMUM
SHAFT HARDNESS RATING	26.0 ROCKWELL C MINIMUM AND
	31.0 ROCKWELL C MAXIMUM
SURFACE TREATMENT	PASSIVATE
WORM THREAD QUANTITY	1
WORM PRESSURE ANGLE IN DEG	29.000
WORM THREAD LEAD	0.1666 INCHES NOMINAL
WORM THREAD DIRECTION	RIGHT-HAND
WORM HELIX ANGLE	5 DEG 52 MIN
WORM OUTSIDE DIAMETER	0.625 INCHES NOMINAL
WORM PITCH DIAMETER	0.519 INCHES NOMINAL
WORM THREAD SECTION LENGTH	0.810 INCHES NOMINAL
WORM BODY LENGTH	0.810 INCHES NOMINAL
WORM BODY TAPERED BEARING SURFACE END	NOT PROVIDED
SHAFT LOCATION	BOTH ENDS OF WORM
END SIMILARITY	NOT IDENTICAL
STRAIGHT UNTHREADED LENGTH	0.7825 INCHES NOMINAL FIRST END, FIRST PORTION
	0.313 INCHES NOMINAL FIRST END, SECOND PORTION
	0.500 INCHES NOMINAL FIRST END, THIRD PORTION
	0.563 INCHES NOMINAL SECOND END, FIRST PORTION
	1.234 INCHES NOMINAL SECOND END, SECOND PORTION
	0.790 INCHES NOMINAL SECOND END, THIRD PORTION
	0.219 INCHES NOMINAL SECOND END, FOURTH PORTION
STRAIGHT UNTHREADED SECTION DIAMETER	0.390 INCHES NOMINAL FIRST END, FIRST PORTION
	0.340 INCHES NOMINAL FIRST END, SECOND PORTION
	0.625 INCHES NOMINAL FIRST END, THIRD PORTION
	0.390 INCHES NOMINAL SECOND END, FIRST PORTION
	0.375 INCHES NOMINAL SECOND END, SECOND PORTION
	0.340 INCHES NOMINAL SECOND END, THIRD PORTION
	0.313 INCHES NOMINAL SECOND END, FOURTH PORTION
KEYWAY WIDTH	0.093 INCHES NOMINAL SECOND END, FIFTH PORTION
KEYWAY DEPTH	0.067 INCHES NOMINAL SECOND END, FIFTH PORTION
SCREW THREAD SERIES DESIGNATOR	UNF SECOND END, FIFTH PORTION
SHAFT THREAD DIRECTION	RIGHT-HAND SECOND END, FIFTH PORTION
THREAD LENGTH	0.219 INCHES NOMINAL SECOND END, FIFTH PORTION
OVERALL LENGTH	5.313 INCHES NOMINAL
FSC APPLICATION DATA	MOUNT,TELESCOPE,INTEGRATED WITH FIRE CONTROL EQUIPMENT
THE MANUFACTURERS DATA
MANUFACTURERS CODE	19200
DESIGN CONTROL REFERENCE	5180890

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