5960-00-831-0210 RETAINER,ELECTRON TUBE Index 5355-00-831-0213 DIAL,CONTROL

National Stock Number:
3040-00-831-0212

Federal Supply Class:
3040

National Item Identification Number:
008310212

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:
914568518876U S ARMY AVIATION AND MISSILE COMMAND


Techincal Specification:
END SIMILARITYNOT IDENTICAL
OVERALL LENGTH2.380 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-763, CLASS 302, 303 SE, 304 OR 316 COND B FED SPEC ALL MATERIAL RESPONSES
MATERIALSTEEL COMP 302 OR STEEL COMP 303SE OR STEEL COMP 304 OR STEEL COMP 316
SHAFT LOCATIONBOTH ENDS OF WORM
STRAIGHT UNTHREADED LENGTH0.699 INCHES NOMINAL SECOND END, THIRD PORTION
STRAIGHT UNTHREADED SECTION DIAMETER0.270 INCHES NOMINAL SECOND END, THIRD PORTION
STRAIGHT UNTHREADED SECTION DIAMETER0.280 INCHES NOMINAL SECOND END, SECOND PORTION
STRAIGHT UNTHREADED SECTION DIAMETER0.280 INCHES NOMINAL FIRST END, FIRST PORTION
STRAIGHT UNTHREADED SECTION DIAMETER0.280 INCHES NOMINAL SECOND END, FOURTH PORTION
STRAIGHT UNTHREADED SECTION DIAMETER0.345 INCHES NOMINAL SECOND END, FIRST PORTION
STRAIGHT UNTHREADED LENGTH0.219 INCHES NOMINAL SECOND END, FIRST PORTION
STRAIGHT UNTHREADED LENGTH0.286 INCHES NOMINAL FIRST END, FIRST PORTION
STRAIGHT UNTHREADED LENGTH0.320 INCHES NOMINAL SECOND END, SECOND PORTION
STRAIGHT UNTHREADED LENGTH0.476 INCHES NOMINAL SECOND END, FOURTH PORTION
WORM BODY LENGTH0.380 INCHES NOMINAL
WORM BODY TAPERED BEARING SURFACE ENDNOT PROVIDED
WORM HELIX ANGLE85 DEG 55 MIN
WORM OUTSIDE DIAMETER0.498 INCHES NOMINAL
WORM PITCH DIAMETER0.439 INCHES NOMINAL
WORM PRESSURE ANGLE IN DEG14.500
WORM THREAD DIRECTIONRIGHT-HAND
WORM THREAD LEAD0.984 INCHES NOMINAL
WORM THREAD SECTION LENGTH0.380 INCHES NOMINAL
WORM THREAD QUANTITY1
SURFACE TREATMENTPASSIVATE


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