The Spark Plug, cataloged under National Stock Number 2920-00-007-8382, is classified within Federal Supply Class 2920 (Engine Electrical System Components, Nonaircraft) of the Engine Accessories group. Government technical data includes 11 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2920-00-007-8382 |
| Item Name | Spark Plug |
| FSC / FSG | 2920 / 29 — Engine Electrical System Components, Nonaircraft |
| Status | ACTIVE |
| Pressure Rating | 260.0 POUNDS PER SQUARE INCH (PSI) MINIMUM AND 270.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM MEAN EFFECTIVE LBS |
| Width Across Flats | 0.812 INCHES NOMINAL IN |
| Height Above Mounting Surface | 2.210 INCHES NOMINAL IN |
| Usage Design | ENGINE OTHER THAN AIRCRAFT |
| Electrode Style | SINGLE FLAT SHELL GROUND ELECTRODE (SEE ALSO STYLE 4) |
| Body Style | UNSHIELDED,SOLID OR THREADED POST,GASKET SEAT |
| DC Resistance Rating in Ohms | 10000.0 NOMINAL |
| Reach Length | 0.750 INCHES NOMINAL IN |
| Seat Major Diameter | 0.8125 INCHES MAXIMUM IN |
| Nondefinitive Spec/std Data | 3 TYPE AND A CLASS |
| Test Data Document | 81348-WS506 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.). |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| R43N | 3/9 Design control — primary reference General Motors Llc Dba General Motors |
| WS506 | 4/1 Identification reference U.S. Government activity |
| R43N | C/1 Advisory reference — outside the item-of-supply concept General Motors Llc Dba General Motors Llc |
NSN 2920-00-007-8382 is a Spark Plug, classified under FSC 2920, Engine Electrical System Components, Nonaircraft. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 5330-00-246-5296. Verify interchangeability with system specifications before substitution.
Key specifications for 2920-00-007-8382: Pressure Rating: 260.0 POUNDS PER SQUARE INCH (PSI) MINIMUM AND 270.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM MEAN EFFECTIVE LBS; Width Across Flats: 0.812 INCHES NOMINAL IN; Height Above Mounting Surface: 2.210 INCHES NOMINAL IN; Usage Design: ENGINE OTHER THAN AIRCRAFT. 11 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.