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National Stock Number:
3040-00-382-1756
Federal Supply Class:
3040
National Item Identification Number:
003821756
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:
| 1168893 | 10001 | NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER | | 23190 | 21587 | OPTICAL TECHNOLOGY DEVICES INC |
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Techincal Specification:
| END SIMILARITY | NOT IDENTICAL | | OVERALL LENGTH | 2.855 INCHES NOMINAL | | MATERIAL | COPPER ALLOY | | SHAFT LOCATION | BOTH ENDS OF WORM | | WORM BODY TAPERED BEARING SURFACE END | NOT PROVIDED | | WORM HELIX ANGLE | 4 DEG 45 MIN 49 SEC | | WORM OUTSIDE DIAMETER | 1.082 INCHES MINIMUM AND 1.083 INCHES MAXIMUM | | WORM PRESSURE ANGLE IN DEG | 20.000 | | WORM THREAD DIRECTION | RIGHT-HAND | | WORM THREAD LEAD | 0.262 INCHES NOMINAL | | WORM THREAD QUANTITY | 2 | | WORM THREAD SECTION LENGTH | 0.750 INCHES NOMINAL |
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