| Item Name | Spark Plug |
| Federal Supply Group (FSG) | Engine Accessories |
| Federal Supply Class (FSC) | 2920 Engine Electrical System Components Nonaircraft |
| National Item Identification Number (NIIN) | 00-821-2281 (008212281) |
| NCB Code | USA (00) |
| Manufacturer | Eca Etablissement Central Des, Ford Motor Company, Federal Specifications, Champion Aerospace Llc |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAQL | BODY STYLE | ELECTRICALLY SHIELDED,PARTIAL INSULATOR,GASKET SEAT |
| AYGH | SEAT MAJOR DIAMETER | 0.790 INCHES NOMINAL |
| AYGM | SHIELD THREAD LENGTH | 0.565 INCHES MINIMUM AND 0.675 INCHES MAXIMUM |
| AYGP | TERMINAL SLEEVE INSIDE DIAMETER | 0.301 INCHES MINIMUM AND 0.316 INCHES MAXIMUM |
| AFYV | DC RESISTANCE RATING IN OHMS | 2000.0 MINIMUM AND 20000.0 MAXIMUM |
| AHPM | REACH LENGTH | 0.750 INCHES NOMINAL |
| ALBY | USAGE DESIGN | ENGINE OTHER THAN AIRCRAFT |
| ASDB | WIDTH ACROSS FLATS | 0.802 INCHES MINIMUM AND 0.817 INCHES MAXIMUM |
| AYGA | ELECTRODE STYLE | SINGLE FLAT SHELL GROUND ELECTRODE (SEE ALSO STYLE 4) |
| AYGF | MEAN EFFECTIVE PRESSURE RATING | 275.0 POUNDS PER SQUARE INCH NOMINAL |
| AYGJ | HEIGHT ABOVE MOUNTING SURFACE | 2.500 INCHES NOMINAL |
| AYGK | TOP TO TERMINAL CONTACT DISTANCE | 1.220 INCHES MINIMUM AND 1.320 INCHES MAXIMUM |
| AYGL | TOP TO SHIELD THREAD DISTANCE | 0.095 INCHES MINIMUM AND 0.155 INCHES MAXIMUM |
| AYGN | BARREL INSIDE DIAMETER | 0.505 INCHES MINIMUM AND 0.515 INCHES MAXIMUM |
| THDS | THREAD SIZE AND SERIES/TYPE DESIGNATOR | 5/8-24 UNEF SHIELD |
| Relevant Components for NSN - 2920-00-821-2281, 2920008212281 | ||||
| 2910-01-436-5883 (2910014365883) | 2915-00-041-0467 (2915000410467) | 2935-01-683-7524 (2935016837524) | 2990-17-110-4922 (2990171104922) | |
| 2990-01-611-8640 (2990016118640) | 2910-01-021-3265 (2910010213265) | 2930-00-392-9555 (2930003929555) | 2940-00-058-9529 (2940000589529) | |
| 2990-01-432-1902 (2990014321902) | 2950-01-710-6775 (2950017106775) | 2920-01-129-3051 (2920011293051) | 2995-01-174-3100 (2995011743100) | |
If You’re Ever Looking for NSN parts Or Have an Aircraft On Ground Situation, Don’t forget That We offer Competitive Pricing and Guaranteed On-Time Delivery.
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