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National Stock Number:
3040-01-185-2533
Federal Supply Class:
3040
National Item Identification Number:
011852533
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:
| K1684 | 12763 | DYNALEC CORPORATION | | K1684 | 20049 | THE ELECTRIC TACHOMETER CORP. |
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Techincal Specification:
| END SIMILARITY | NOT IDENTICAL | | MATERIAL | STEEL | | OVERALL LENGTH | 9.875 INCHES NOMINAL | | SHAFT LOCATION | BOTH ENDS OF WORM | | STRAIGHT UNTHREADED LENGTH | 0.500 INCHES NOMINAL FIRST END | | STRAIGHT UNTHREADED LENGTH | 2.000 INCHES NOMINAL SECOND END | | STRAIGHT UNTHREADED SECTION DIAMETER | 0.625 INCHES NOMINAL SECOND END | | STRAIGHT UNTHREADED SECTION DIAMETER | 0.670 INCHES NOMINAL FIRST END | | WORM BODY LENGTH | 3.250 INCHES NOMINAL | | WORM BODY TAPERED BEARING SURFACE END | NOT PROVIDED | | WORM HELIX ANGLE | 9 DEG 5 MIN | | WORM OUTSIDE DIAMETER | 0.979 INCHES NOMINAL | | WORM PITCH DIAMETER | 0.875 INCHES NOMINAL | | WORM THREAD DIRECTION | RIGHT-HAND | | WORM PRESSURE ANGLE IN DEG | 14.500 | | WORM THREAD LEAD | 0.314 INCHES NOMINAL | | WORM THREAD QUANTITY | 2 | | WORM THREAD SECTION LENGTH | 2.000 INCHES NOMINAL |
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