3040-01-050-9519 SHAFT,SHOULDERED Index 5360-01-050-9521 SPRING,HELICAL,COMPRESSION

National Stock Number:
3040-01-050-9520

Federal Supply Class:
3040

National Item Identification Number:
010509520

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:
9993CC47695270SKURKA AEROSPACE INC


Techincal Specification:
END SIMILARITYNOT IDENTICAL
MATERIAL DOCUMENT AND CLASSIFICATIONAISI 4140 ASSN STD SINGLE MATERIAL RESPONSE
OVERALL LENGTH7.440 INCHES NOMINAL
MATERIALSTEEL COMP 4140
SHAFT LOCATIONBOTH ENDS OF WORM
SHAFT HARDNESS RATING34.0 ROCKWELL C MAXIMUM
WORM BODY LENGTH3.620 INCHES MINIMUM AND 3.625 INCHES MAXIMUM
WORM BODY TAPERED BEARING SURFACE ENDNOT PROVIDED
WORM HELIX ANGLE6 DEG 31 MIN
WORM OUTSIDE DIAMETER1.236 INCHES MINIMUM AND 1.241 INCHES MAXIMUM
WORM PITCH DIAMETER1.115 INCHES NOMINAL
WORM PRESSURE ANGLE IN DEG14.500
WORM THREAD DIRECTIONRIGHT-HAND
WORM THREAD QUANTITY2
WORM THREAD SECTION LENGTH1.240 INCHES MINIMUM AND 1.245 INCHES MAXIMUM


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