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National Stock Number:
5307-00-257-1540
Federal Supply Class:
5307
National Item Identification Number:
002571540
Description:
STUD,WELDING
Detail:
A HEADED OR HEADLESS FASTENER EXTERNALLY OR INTERNALLY THREADED. IT IS INTENDED FOR FASTENING BY WELDING THE HEAD, UNTHREADED END OR WELDING TIP. IF HEADED, THE HEAD IS NOT DESIGNED TO BE SELF-HOLDING, NOR TO BE TURNED WITH A WRENCH OR INSERTED DRIVER, NOR DOES THE HEAD HAVE SMALL RAISED PROJECTIONS ON THE TOP OR UNDERSIDE TO FACILITATE WELDING. SEE ALSO BOLT, WELDING.
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Manufacturer Information:
| MIL-S-24149/1 | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M | | MILS24149-1 | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M |
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Techincal Specification:
| FEATURES PROVIDED | FLUX | | LENGTH EXCLUDING FLUXED WELDING TIP | 0.969 INCHES MINIMUM AND 1.031 INCHES MAXIMUM | | MATERIAL | STEEL | | NOMINAL THREAD SIZE | 0.312 INCHES NUT THREAD | | NONDEFINITIVE SPEC/STD DATA | 2 TYPE AND 1 CLASS | | SPECIAL FEATURES | FURNISH WITH HEAT SHIELD | | STYLE DESIGNATOR | WELDING | | THREAD CLASS | 2A NUT THREAD | | THREAD DIRECTION | RIGHT-HAND NUT THREAD | | THREAD LENGTH | 0.610 INCHES MINIMUM AND 0.640 INCHES MAXIMUM NUT THREAD | | THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) NUT THREAD | | THREAD QUANTITY PER INCH | 18 NUT THREAD | | UNTHREADED END DIAMETER | 0.270 INCHES MINIMUM AND 0.280 INCHES MAXIMUM | | UNTHREADED END LENGTH | 0.375 INCHES MINIMUM AND 0.395 INCHES MAXIMUM |
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