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National Stock Number:
3040-00-698-5848
Federal Supply Class:
3040
National Item Identification Number:
006985848
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:
| 7666211 | 19200 | US ARMY ARDEC RDECOM | | 7666211 | 23266 | SECS INC | | 7666211 | 66344 | SUPERIOR MOTION CONTROLS, INC. | | 7666211 | 83789 | QUAKER CITY GEAR WKS |
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Techincal Specification:
| MATERIAL | STEEL CORROSION RESISTING | | WORM THREAD QUANTITY | 1 | | WORM PRESSURE ANGLE IN DEG | 14.500 | | WORM THREAD LEAD | 0.049 INCHES NOMINAL | | WORM THREAD DIRECTION | RIGHT-HAND | | WORM HELIX ANGLE | 1 DEG 47 MIN | | WORM OUTSIDE DIAMETER | 0.532 INCHES NOMINAL | | WORM PITCH DIAMETER | 0.049 INCHES NOMINAL | | WORM BODY LENGTH | 2.781 INCHES NOMINAL | | WORM BODY TAPERED BEARING SURFACE END | NOT PROVIDED | | SHAFT LOCATION | BOTH ENDS OF WORM | | END SIMILARITY | NOT IDENTICAL | | STRAIGHT UNTHREADED LENGTH | 0.375 INCHES NOMINAL FIRST END, FIRST PORTION | | 0.375 INCHES NOMINAL FIRST END, SECOND PORTION | | 0.687 INCHES NOMINAL SECOND END, FIRST PORTION | | 0.469 INCHES NOMINAL SECOND END, SECOND PORTION | | STRAIGHT UNTHREADED SECTION DIAMETER | 0.438 INCHES NOMINAL FIRST END, FIRST PORTION | | 0.375 INCHES NOMINAL FIRST END, SECOND PORTION | | 0.438 INCHES NOMINAL SECOND END, FIRST PORTION | | 0.312 INCHES NOMINAL SECOND END, SECOND PORTION | | SECTION SHAPE | HEXAGON SECOND END, THIRD PORTION | | SHAFT SECTION SIZE | 0.250 IN. ACROSS FLATS | | OVERALL LENGTH | 2.781 INCHES NOMINAL |
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