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National Stock Number:
3040-00-764-0654
Federal Supply Class:
3040
National Item Identification Number:
007640654
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:
| 7640654 | 19200 | US ARMY ARDEC RDECOM |
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Techincal Specification:
| END SIMILARITY | NOT IDENTICAL | | OVERALL LENGTH | 2.812 INCHES NOMINAL | | MATERIAL | STEEL | | SHAFT LOCATION | BOTH ENDS OF WORM | | WORM BODY TAPERED BEARING SURFACE END | NOT PROVIDED | | WORM HELIX ANGLE | 4 DEGREES 57 MINUTES | | WORM OUTSIDE DIAMETER | 0.718 INCHES NOMINAL | | WORM PITCH DIAMETER | 0.612 INCHES NOMINAL | | WORM THREAD DIRECTION | LEFT-HAND | | WORM PRESSURE ANGLE IN DEG | 16.667 | | WORM THREAD LEAD | 0.166 INCHES NOMINAL | | WORM THREAD QUANTITY | 4 | | WORM THREAD SECTION LENGTH | 0.718 INCHES NOMINAL |
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