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National Stock Number:
2920-00-956-6157
Federal Supply Class:
2920
National Item Identification Number:
009566157
Description:
SPARK PLUG
Detail:
AN ITEM CONTAINING TWO OR MORE ELECTRODES ACROSS WHICH AN ELECTRIC SPARK IS DISCHARGED TO IGNITE A FUEL AND AIR MIXTURE, PRIMARILY IN INTERNAL COMBUSTION ENGINES. EXCLUDES GLOW PLUG; AND ELECTRODE.
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Manufacturer Information:
| 137 | 78589 | STITT SPARK PLUG CO | | WS506 | 81348 | FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC |
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Techincal Specification:
| ELECTRODE STYLE | THREE ROUND GROUND ELECTRODE | | THREAD SIZE AND SERIES/TYPE DESIGNATOR | 7/8-18 UNS BASE | | SEAT MAJOR DIAMETER | 1.125 INCHES MAXIMUM | | BODY STYLE | UNSHIELDED, SOLID POST, GASKET SEAT | | USAGE DESIGN | ENGINE OTHER THAN AIRCRAFT | | WIDTH ACROSS FLATS | 0.937 INCHES NOMINAL | | REACH LENGTH | 0.625 INCHES NOMINAL | | NONDEFINITIVE SPEC/STD DATA | 3 TYPE AND B CLASS |
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