3040-00-795-6679, WORM SHAFT

National Stock Number:
3040-00-795-6679

Federal Supply Class:
3040

National Item Identification Number:
007956679

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:

9136612	06983	ZAGORA GEAR PRODUCTS INC
9136612	10522	WASHINGTON SCIENTIFIC INDUSTRIES INC
9136612	18876	U S ARMY AVIATION AND MISSILE COMMAND

Techincal Specification:

END SIMILARITY	NOT IDENTICAL
MATERIAL	STEEL
OVERALL LENGTH	2.125 INCHES NOMINAL
SHAFT LOCATION	BOTH ENDS OF WORM
STRAIGHT UNTHREADED LENGTH	0.187 INCHES NOMINAL RECEPTACLE PLATE
STRAIGHT UNTHREADED LENGTH	0.196 INCHES NOMINAL TERMINAL BOX
STRAIGHT UNTHREADED LENGTH	0.188 INCHES NOMINAL FIRST MORTISE
STRAIGHT UNTHREADED LENGTH	0.194 INCHES NOMINAL ALL THREADED PORTIONS
STRAIGHT UNTHREADED LENGTH	0.281 INCHES NOMINAL SECOND SHAFT
STRAIGHT UNTHREADED LENGTH	0.454 INCHES NOMINAL D ENTRANCE
STRAIGHT UNTHREADED SECTION DIAMETER	0.125 INCHES NOMINAL D ENTRANCE
STRAIGHT UNTHREADED SECTION DIAMETER	0.156 INCHES NOMINAL SECOND SHAFT
STRAIGHT UNTHREADED SECTION DIAMETER	0.187 INCHES NOMINAL ALL THREADED PORTIONS
STRAIGHT UNTHREADED SECTION DIAMETER	0.187 INCHES NOMINAL TERMINAL BOX
STRAIGHT UNTHREADED SECTION DIAMETER	0.230 INCHES NOMINAL FIRST MORTISE
STRAIGHT UNTHREADED SECTION DIAMETER	0.230 INCHES NOMINAL RECEPTACLE PLATE
WORM BODY LENGTH	0.625 INCHES NOMINAL
WORM BODY TAPERED BEARING SURFACE END	NOT PROVIDED
WORM HELIX ANGLE	72 DEG 59 MIN
WORM OUTSIDE DIAMETER	0.379 INCHES NOMINAL
WORM PITCH DIAMETER	0.320 INCHES NOMINAL
WORM THREAD DIRECTION	RIGHT-HAND
WORM PRESSURE ANGLE IN DEG	20.000
WORM THREAD LEAD	0.308 INCHES NOMINAL
WORM THREAD QUANTITY	3
WORM THREAD SECTION LENGTH	0.625 INCHES NOMINAL

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