The Spark Plug, cataloged under National Stock Number 2920-00-554-6653, is classified within Federal Supply Class 2920 (Engine Electrical System Components, Nonaircraft) of the Engine Accessories group. The manufacturer of record is Volvo Trucks North America, Inc. Dba (foreign Parent Is Volvo Lastvagnar Ab, Goteborg, Sweden.). Government technical data includes 7 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2920-00-554-6653 |
| Primary Part Number | 8CB023 |
| Item Name | Spark Plug |
| FSC / FSG | 2920 / 29 — Engine Electrical System Components, Nonaircraft |
| Manufacturer | Volvo Trucks North America, Inc. Dba (foreign Parent Is Volvo Lastvagnar Ab, Goteborg, Sweden.) |
| Status | ACTIVE |
| Pressure Rating | 152.0 POUNDS PER SQUARE INCH (PSI) NOMINAL MEAN EFFECTIVE LBS |
| Width Across Flats | 0.875 INCHES NOMINAL IN |
| Usage Design | ENGINE OTHER THAN AIRCRAFT |
| Electrode Style | SINGLE FLAT SHELL GROUND ELECTRODE (SEE ALSO STYLE 4) |
| Body Style | UNSHIELDED, SOLID POST, GASKET SEAT |
| Reach Length | 0.500 INCHES NOMINAL IN |
| Seat Major Diameter | 0.868 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 |
| Part Number | Manufacturer |
|---|---|
| 7218203 | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| 8CB023 PRIMARY | Volvo Trucks North America, Inc. Dba (foreign Parent Is Volvo Lastvagnar Ab, Goteborg, Sweden.) (USA) |
| Reference | Meaning |
|---|---|
| 18DC0M | 5/9 Secondary reference SL Auburn Inc Sub of SL Industries Inc |
NSN 2920-00-554-6653 is a Spark Plug, manufactured by Volvo Trucks North America, Inc. Dba (foreign Parent Is Volvo Lastvagnar Ab, Goteborg, Sweden.), classified under FSC 2920, Engine Electrical System Components, Nonaircraft. Status: active.
NSN 2920-00-554-6653 has 2 manufacturer part numbers on file: 7218203 (U S Army Tank Automotive Command Amsta-Im-Mm), 8CB023 (Volvo Trucks North America, Inc. Dba (foreign Parent Is Volvo Lastvagnar Ab, Goteborg, Sweden.)).
Key specifications for 8CB023: Pressure Rating: 152.0 POUNDS PER SQUARE INCH (PSI) NOMINAL MEAN EFFECTIVE LBS; Width Across Flats: 0.875 INCHES NOMINAL IN; Usage Design: ENGINE OTHER THAN AIRCRAFT; Electrode Style: SINGLE FLAT SHELL GROUND ELECTRODE (SEE ALSO STYLE 4). 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.