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National Stock Number:
3040-01-227-4388
Federal Supply Class:
3040
National Item Identification Number:
012274388
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:
| 2123272 | 10001 | NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER |
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Techincal Specification:
| END SIMILARITY | NOT IDENTICAL | | MATERIAL | STEEL | | PROPRIETARY CHARACTERISTICS | PACS | | OVERALL LENGTH | 1.281 INCHES NOMINAL | | SHAFT LOCATION | BOTH ENDS OF WORM | | SPECIAL FEATURES | SECOND END HAS A HEAD LIKE A SCREW,WITH A SLOT | | WORM BODY TAPERED BEARING SURFACE END | NOT PROVIDED | | WORM HELIX ANGLE | 6 DEG 42 MIN 17 SEC | | WORM OUTSIDE DIAMETER | 0.185 INCHES MINIMUM AND 0.187 INCHES MAXIMUM | | WORM PITCH DIAMETER | 0.1519 INCHES NOMINAL | | WORM PRESSURE ANGLE IN DEG | 20.000 | | WORM THREAD LEAD | 0.0561 INCHES NOMINAL | | WORM THREAD QUANTITY | 7 | | WORM THREAD SECTION LENGTH | 0.375 INCHES NOMINAL | | STRAIGHT UNTHREADED LENGTH | 0.437 INCHES NOMINAL FIRST END | | STRAIGHT UNTHREADED SECTION DIAMETER | 0.123 INCHES MINIMUM AND 0.124 INCHES MAXIMUM FIRST END |
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