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National Stock Number:
3040-01-215-2837
Federal Supply Class:
3040
National Item Identification Number:
012152837
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:
| 114 4555764 | 53711 | NAVAL SEA SYSTEMS COMMAND | | 114-4555764REVSORLATERITEM23 | 53711 | NAVAL SEA SYSTEMS COMMAND | | 114-5769044SH2ITEM23 | 53711 | NAVAL SEA SYSTEMS COMMAND | | 4555764 IT 23 | 53711 | NAVAL SEA SYSTEMS COMMAND |
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Techincal Specification:
| CRITICALITY CODE JUSTIFICATION | ZZZY | | OVERALL LENGTH | 80.625 INCHES MINIMUM | | MATERIAL | STEEL | | REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | MATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS | | SCREW THREAD SERIES DESIGNATOR | UNC FIRST END | | SHAFT LOCATION | ONE END OF WORM | | SHAFT THREAD DIRECTION | RIGHT-HAND FIRST END | | WORM BODY LENGTH | 80.625 INCHES NOMINAL | | WORM BODY TAPERED BEARING SURFACE END | PROVIDED | | WORM HELIX ANGLE | 4 DEG 46 MIN | | WORM OUTSIDE DIAMETER | 2.3332 INCHES NOMINAL | | WORM PITCH DIAMETER | 2.000 INCHES NOMINAL | | WORM THREAD DIRECTION | RIGHT-HAND | | WORM PRESSURE ANGLE IN DEG | 20.000 | | WORM THREAD LEAD | 0.5236 INCHES NOMINAL | | WORM THREAD SECTION LENGTH | 3.000 INCHES NOMINAL | | TAPERED BEARING SURFACE LENGTH | 1.375 INCHES NOMINAL | | THREAD LENGTH | 1.187 INCHES NOMINAL FIRST END |
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