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National Stock Number:
3040-00-973-6847
Federal Supply Class:
3040
National Item Identification Number:
009736847
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 | | OVERALL LENGTH | 0.635 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | AISI 416 ASSN STD SINGLE MATERIAL RESPONSE | | MATERIAL | STEEL COMP 416 | | SHAFT LOCATION | BOTH ENDS OF WORM | | WORM BODY LENGTH | 0.475 INCHES NOMINAL | | WORM BODY TAPERED BEARING SURFACE END | NOT PROVIDED | | WORM HELIX ANGLE | 29 DEG MIN | | WORM OUTSIDE DIAMETER | 0.119 INCHES NOMINAL | | WORM PITCH DIAMETER | 0.1003 INCHES NOMINAL | | WORM THREAD DIRECTION | RIGHT-HAND | | WORM PRESSURE ANGLE IN DEG | 29.000 | | WORM THREAD LEAD | 0.150 INCHES NOMINAL | | WORM THREAD QUANTITY | 1 | | WORM THREAD SECTION LENGTH | 0.343 INCHES NOMINAL | | STRAIGHT UNTHREADED LENGTH | 0.080 INCHES NOMINAL FIRST END, FIRST PORTION | | STRAIGHT UNTHREADED SECTION DIAMETER | 0.063 INCHES NOMINAL FIRST END, FIRST PORTION | | SURFACE TREATMENT | NICKEL |
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