The Spark Plug, cataloged under National Stock Number 2920-00-294-3886, is classified within Federal Supply Class 2920 (Engine Electrical System Components, Nonaircraft) of the Engine Accessories group. The manufacturer of record is Dresser Industries Inc Waukesha Engine Div. Government technical data includes 7 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 2920-00-294-3886 |
| Primary Part Number | 29CX2 |
| Item Name | Spark Plug |
| FSC / FSG | 2920 / 29 — Engine Electrical System Components, Nonaircraft |
| Manufacturer | Dresser Industries Inc Waukesha Engine Div |
| Status | ACTIVE |
| Width Across Flats | 1.125 INCHES NOMINAL IN |
| Usage Design | ENGINE OTHER THAN AIRCRAFT |
| Electrode Style | SINGLE SAWED GAP GROUND |
| Body Style | UNSHIELDED, SOLID POST, GASKET SEAT |
| Reach Length | 0.555 INCHES NOMINAL IN |
| Seat Major Diameter | 1.125 INCHES NOMINAL IN |
| Thread Size and Series/type Designator | 7/8-18 UNS BASE |
| 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 |
|---|---|
| 29CX2 PRIMARY | Dresser Industries Inc Waukesha Engine Div (USA) |
| Reference | Meaning |
|---|---|
| C16C | 5/9 Secondary reference Champion Aerospace Llc |
NSN 2920-00-294-3886 is a Spark Plug, manufactured by Dresser Industries Inc Waukesha Engine Div, classified under FSC 2920, Engine Electrical System Components, Nonaircraft. Status: active.
NSN 2920-00-294-3886 has 1 manufacturer part number on file: 29CX2 (Dresser Industries Inc Waukesha Engine Div).
Key specifications for 29CX2: Width Across Flats: 1.125 INCHES NOMINAL IN; Usage Design: ENGINE OTHER THAN AIRCRAFT; Electrode Style: SINGLE SAWED GAP GROUND; Body Style: UNSHIELDED, SOLID POST, GASKET SEAT. 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.