The Spark Plug, cataloged under National Stock Number 2920-01-030-4348, is classified within Federal Supply Class 2920 (Engine Electrical System Components, Nonaircraft) of the Engine Accessories group. Government technical data includes 7 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2920-01-030-4348 |
| Item Name | Spark Plug |
| FSC / FSG | 2920 / 29 — Engine Electrical System Components, Nonaircraft |
| Status | ACTIVE |
| Width Across Flats | 0.812 INCHES NOMINAL IN |
| Height Above Mounting Surface | 2.240 INCHES NOMINAL IN |
| Usage Design | ENGINE OTHER THAN AIRCRAFT |
| Electrode Style | SINGLE "J" TYPE GROUND ELECTRODE (SEE ALSO STYLE 1 & 17) |
| Body Style | UNSHIELDED,SOLID OR THREADED POST,GASKET SEAT |
| Reach Length | 0.500 INCHES NOMINAL IN |
| Seat Major Diameter | 0.790 INCHES NOMINAL IN |
| 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 |
|---|---|
| UL-4J | 5/9 Secondary reference Champion Aerospace Llc |
| UL81C | 3/9 Design control — primary reference Champion Aviation Inc Automotive Div |
| UL81C | 5/9 Secondary reference Champion Aerospace Llc |
NSN 2920-01-030-4348 is a Spark Plug, classified under FSC 2920, Engine Electrical System Components, Nonaircraft. Status: active.
Key specifications for 2920-01-030-4348: Width Across Flats: 0.812 INCHES NOMINAL IN; Height Above Mounting Surface: 2.240 INCHES NOMINAL IN; Usage Design: ENGINE OTHER THAN AIRCRAFT; Electrode Style: SINGLE "J" TYPE GROUND ELECTRODE (SEE ALSO STYLE 1 & 17). 7 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.