Part Number
Part Number:
NSN:
NIIN:
Item Name:
SPARK PLUG
Definition:
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.
CAGE Information
| Code | Company |
|---|---|
| 70040 | GENERAL MOTORS CORP AC ROCHESTER DIV |
Federal Supply Class
Title
ENGINE ELECTRICAL SYSTEM COMPONE
Inclusions:
INCLUDES GENERATORS; MAGNETOS; SPARK PLUGS; IGNITION COILS; IGNITION DISTRIBUTORS; ENGINE VOLTAGE REGULATORS; IGNITION HARNESS ASSEMBLIES; STARTING MOTORS FOR ENGINES.
Exclusions:
EXCLUDES VEHICULAR LIGHTING FIXTURES (FSC 6220) AND AIRCRAFT GENERATORS (FSC 2925).
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| ASDB | WIDTH ACROSS FLATS | 0.812 INCHES NOMINAL |
| ASDB | WIDTH ACROSS FLATS | 0.812 INCHES NOMINAL |
| ALBY | USAGE DESIGN | ENGINE OTHER THAN AIRCRAFT |
| AYGA | ELECTRODE STYLE | SURFACE GAP FIRING END DESIGN WITH INTERNAL AUXILIARY GAP |
| AHPM | REACH LENGTH | 0.500 INCHES NOMINAL |
| AYGB | THREAD SIZE AND SERIES/TYPE DESIGNATOR AND LOCATION | 14-1.25MM BASE |
| AYGH | SEAT MAJOR DIAMETER | 0.541 INCHES MINIMUM AND 0.546 INCHES MAXIMUM |
| AYGF | MEAN EFFECTIVE PRESSURE RATING | 55.0 POUNDS PER SQUARE INCH NOMINAL |