3040-01-310-6602, WORM SHAFT

National Stock Number:
3040-01-310-6602

Federal Supply Class:
3040

National Item Identification Number:
013106602

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:

2692931

10001

NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER

Techincal Specification:

END SIMILARITY	NOT IDENTICAL
MATERIAL	STEEL
OVERALL LENGTH	1.437 INCHES NOMINAL
SHAFT LOCATION	BOTH ENDS OF WORM
STRAIGHT UNTHREADED LENGTH	0.156 INCHES NOMINAL FIRST END
STRAIGHT UNTHREADED LENGTH	0.562 INCHES NOMINAL SECOND END
STRAIGHT UNTHREADED SECTION DIAMETER	0.249 INCHES NOMINAL SECOND END
STRAIGHT UNTHREADED SECTION DIAMETER	0.250 INCHES NOMINAL FIRST END
SURFACE TREATMENT	PASSIVATE
UNTHREADED SECTION KEYWAY DEPTH	0.093 INCHES NOMINAL FIRST END
UNTHREADED SECTION KEYWAY WIDTH	0.0620 INCHES NOMINAL FIRST END
UNTHREADED SECTION PIN HOLE DIAMETER	0.0360 INCHES NOMINAL FIRST END
WORM BODY LENGTH	1.156 INCHES NOMINAL
WORM BODY TAPERED BEARING SURFACE END	NOT PROVIDED
WORM HELIX ANGLE	3 DEG 35 MIN
WORM OUTSIDE DIAMETER	0.375 INCHES NOMINAL
WORM PITCH DIAMETER	0.333 INCHES NOMINAL
WORM THREAD DIRECTION	RIGHT-HAND
WORM PRESSURE ANGLE IN DEG	14.500
WORM THREAD LEAD	0.0654 INCHES NOMINAL
WORM THREAD QUANTITY	1
WORM THREAD SECTION LENGTH	0.438 INCHES NOMINAL

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