AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| Item Name | Spark Plug |
| Federal Supply Group (FSG) | Engine Accessories |
| Federal Supply Class (FSC) | 2925 Engine Electrical System Components Aircraft Prime Moving |
| National Item Identification Number (NIIN) | 00-554-6473 (005546473) |
| NCB Code | USA (00) |
| Manufacturer | Military Specifications, General Motors Corp |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAQL | BODY STYLE | ELECTRICALLY SHIELDED,PARTIAL INSULATOR,GASKET SEAT |
| AFYV | DC RESISTANCE RATING IN OHMS | 1000.0 NOMINAL |
| AHPM | REACH LENGTH | 0.500 INCHES NOMINAL |
| ALBY | USAGE DESIGN | AIRCRAFT ENGINE |
| ASDB | WIDTH ACROSS FLATS | 0.875 INCHES NOMINAL |
| AYGA | ELECTRODE STYLE | TWO FLAT GROUND ELECTRODE |
| AYGH | SEAT MAJOR DIAMETER | 0.970 INCHES NOMINAL |
| AYGJ | HEIGHT ABOVE MOUNTING SURFACE | 2.562 INCHES NOMINAL |
| AYGK | TOP TO TERMINAL CONTACT DISTANCE | 1.000 INCHES NOMINAL |
| AYGL | TOP TO SHIELD THREAD DISTANCE | 0.125 INCHES NOMINAL |
| AYGM | SHIELD THREAD LENGTH | 0.375 INCHES NOMINAL |
| AYGN | BARREL INSIDE DIAMETER | 0.388 INCHES NOMINAL |
| AYGP | TERMINAL SLEEVE INSIDE DIAMETER | 0.376 INCHES NOMINAL |
| THDS | THREAD SIZE AND SERIES/TYPE DESIGNATOR | 5/8-24 UNEF SHIELD |
| Relevant Components for NSN - 2925-00-554-6473, 2925005546473 | ||||
| 2910-00-362-6680 (2910003626680) | 2930-00-364-9190 (2930003649190) | 2930-00-657-6128 (2930006576128) | 2995-01-313-0691 (2995013130691) | |
| 2915-00-931-5119 (2915009315119) | 2920-01-448-1346 (2920014481346) | 2910-01-684-5450 (2910016845450) | 2930-01-389-2291 (2930013892291) | |
| 2910-00-605-5306 (2910006055306) | 2910-01-546-5626 (2910015465626) | 2920-01-644-6835 (2920016446835) | 2910-00-214-6784 (2910002146784) | |
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