3040-00-593-7760, WORM SHAFT

National Stock Number:
3040-00-593-7760

Federal Supply Class:
3040

National Item Identification Number:
005937760

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:

1325303

10001

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

Techincal Specification:

END SIMILARITY	NOT IDENTICAL
OVERALL LENGTH	1.156 INCHES NOMINAL
MATERIAL	STEEL
SHAFT LOCATION	BOTH ENDS OF WORM
SHAFT HARDNESS RATING	23.0 ROCKWELL C MINIMUM AND 31.0 ROCKWELL C MAXIMUM
WORM BODY LENGTH	0.312 INCHES NOMINAL
WORM BODY TAPERED BEARING SURFACE END	NOT PROVIDED
WORM HELIX ANGLE	4 DEG 11 MIN 5 SEC
WORM OUTSIDE DIAMETER	0.249 INCHES NOMINAL
WORM PITCH DIAMETER	0.2175 INCHES NOMINAL
WORM PRESSURE ANGLE IN DEG	30.000
WORM THREAD DIRECTION	RIGHT-HAND
WORM THREAD LEAD	0.050 INCHES NOMINAL
WORM THREAD QUANTITY	1
STRAIGHT UNTHREADED LENGTH	0.031 INCHES NOMINAL FIRST END, THIRD PORTION
STRAIGHT UNTHREADED LENGTH	0.094 INCHES NOMINAL FIRST END, FIRST PORTION
STRAIGHT UNTHREADED LENGTH	0.125 INCHES NOMINAL FIRST END, SECOND PORTION
STRAIGHT UNTHREADED LENGTH	0.188 INCHES NOMINAL FIRST END, FOURTH PORTION
STRAIGHT UNTHREADED LENGTH	0.406 INCHES NOMINAL SECOND END, FIRST PORTION
STRAIGHT UNTHREADED SECTION DIAMETER	0.156 INCHES MAXIMUM SECOND END, FIRST PORTION
STRAIGHT UNTHREADED SECTION DIAMETER	0.146 INCHES MINIMUM FIRST END, FIRST PORTION
STRAIGHT UNTHREADED SECTION DIAMETER	0.155 INCHES MINIMUM SECOND END, FIRST PORTION
STRAIGHT UNTHREADED SECTION DIAMETER	0.156 INCHES MAXIMUM FIRST END, FIRST PORTION
STRAIGHT UNTHREADED SECTION DIAMETER	0.250 INCHES NOMINAL FIRST END, THIRD PORTION
STRAIGHT UNTHREADED SECTION DIAMETER	0.279 INCHES MINIMUM FIRST END, SECOND PORTION
STRAIGHT UNTHREADED SECTION DIAMETER	0.280 INCHES MAXIMUM FIRST END, SECOND PORTION
STRAIGHT UNTHREADED SECTION DIAMETER	0.375 INCHES NOMINAL FIRST END, FOURTH PORTION
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	MIL-C-16232 TYPE 1 MIL SPEC SINGLE TREATMENT RESPONSE
SURFACE TREATMENT	PHOSPHATE MANGANESE
TEETH HARDNESS RATING	23.0 ROCKWELL C MINIMUM AND 31.0 ROCKWELL C MAXIMUM

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