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National Stock Number:
3040-00-435-8876
Federal Supply Class:
3040
National Item Identification Number:
004358876
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.
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Manufacturer Information:
| 12M2235-9 | 81755 | LOCKHEED MARTIN CORPORATION |
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Techincal Specification:
| END SIMILARITY | NOT IDENTICAL | | KEYWAY WIDTH | 0.126 INCHES NOMINAL SECOND END | | KEYWAY DEPTH | 0.751 INCHES NOMINAL SECOND END | | OVERALL LENGTH | 3.470 INCHES NOMINAL | | MATERIAL | STEEL | | SCREW THREAD SERIES DESIGNATOR | UNF SECOND END | | SHAFT LOCATION | BOTH ENDS OF WORM | | WORM BODY LENGTH | 1.175 INCHES NOMINAL | | WORM OUTSIDE DIAMETER | 0.680 INCHES NOMINAL | | WORM PITCH DIAMETER | 0.556 INCHES NOMINAL | | WORM PRESSURE ANGLE IN DEG | 20.000 | | WORM THREAD DIRECTION | RIGHT-HAND | | WORM THREAD LEAD | 0.197 INCHES NOMINAL | | WORM THREAD QUANTITY | 6 | | STRAIGHT UNTHREADED LENGTH | 0.300 INCHES NOMINAL FIRST END | | STRAIGHT UNTHREADED SECTION DIAMETER | 0.375 INCHES NOMINAL FIRST END | | THREAD LENGTH | 1.995 INCHES NOMINAL SECOND END | | THREADED SECTION PIN HOLE DIAMETER | 0.067 INCHES NOMINAL SECOND END |
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