The Pipe,exhaust, cataloged under National Stock Number 2990-01-154-1324, is classified within Federal Supply Class 2990 (Miscellaneous Engine Accessories, Nonaircraft) of the Engine Accessories group. The manufacturer of record is General Motors Llc Dba General Motors Llc. Government technical data includes 5 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2990-01-154-1324 |
| Primary Part Number | 14029956 |
| Item Name | Pipe,exhaust |
| FSC / FSG | 2990 / 29 — Miscellaneous Engine Accessories, Nonaircraft |
| Manufacturer | General Motors Llc Dba General Motors Llc |
| Status | ACTIVE |
| Design Form | STRAIGHT |
| Nominal Overall Length | 47.310 INCHES IN |
| Wall Thickness | 0.0620 INCHES NOMINAL IN |
| Nominal Outside Diameter | 2.250 INCHES IN |
| Material | STEEL |
| 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 |
|---|---|
| 14029956 PRIMARY | General Motors Llc Dba General Motors Llc (USA) |
| AE14029956 | Augusta Engine Parts, Inc. Dba Augusta Engine Parts, Inc. (USA) |
| SE14029956 | Seco Parts & Equipment Co Div Seco Parts & Equipment Company (USA) |
| Reference | Meaning |
|---|---|
| 14029956 | 5/9 Secondary reference General Motors Corp Chevrolet Motor Div Special Products Dept |
| 2990011541324 | 6/9 Informative reference only E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales |
NSN 2990-01-154-1324 is a Pipe,exhaust, manufactured by General Motors Llc Dba General Motors Llc, classified under FSC 2990, Miscellaneous Engine Accessories, Nonaircraft. Status: active.
NSN 2990-01-154-1324 has 3 manufacturer part numbers on file: 14029956 (General Motors Llc Dba General Motors Llc), AE14029956 (Augusta Engine Parts, Inc. Dba Augusta Engine Parts, Inc.), SE14029956 (Seco Parts & Equipment Co Div Seco Parts & Equipment Company).
Key specifications for 14029956: Design Form: STRAIGHT; Nominal Overall Length: 47.310 INCHES IN; Wall Thickness: 0.0620 INCHES NOMINAL IN; Nominal Outside Diameter: 2.250 INCHES IN. 5 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.