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National Stock Number:
3040-00-968-8575
Federal Supply Class:
3040
National Item Identification Number:
009688575
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:
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Techincal Specification:
| END SIMILARITY | NOT IDENTICAL | | MATERIAL | STEEL | | SHAFT HARDNESS RATING | 53.0 ROCKWELL C MINIMUM AND 57.0 ROCKWELL C MAXIMUM | | WORM PRESSURE ANGLE IN DEG | 14.500 | | WORM THREAD DIRECTION | RIGHT-HAND | | SURFACE TREATMENT | CADMIUM AND CHROMATE | | TEETH HARDNESS RATING | 28.0 ROCKWELL C NOMINAL |
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