The Pipe,exhaust, cataloged under National Stock Number 2990-01-139-9916, 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. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 2990-01-139-9916 |
| Primary Part Number | 14033537 |
| Item Name | Pipe,exhaust |
| FSC / FSG | 2990 / 29 — Miscellaneous Engine Accessories, Nonaircraft |
| Manufacturer | General Motors Llc Dba General Motors Llc |
| Status | ACTIVE |
| 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 |
|---|---|
| 14033537 PRIMARY | General Motors Llc Dba General Motors Llc (USA) |
| 474249 | General Motors Llc Dba General Motors Llc (USA) |
| 46425 | Walker Mfg Co (USA) |
| Reference | Meaning |
|---|---|
| 14033537 | 5/9 Secondary reference General Motors Corp Chevrolet Motor Div Special Products Dept |
| 474249 | 5/9 Secondary reference General Motors Corp Chevrolet Motor Div Special Products Dept |
NSN 2990-01-139-9916 is a Pipe,exhaust, manufactured by General Motors Llc Dba General Motors Llc, classified under FSC 2990, Miscellaneous Engine Accessories, Nonaircraft. Status: active.
NSN 2990-01-139-9916 has 3 manufacturer part numbers on file: 14033537 (General Motors Llc Dba General Motors Llc), 474249 (General Motors Llc Dba General Motors Llc), 46425 (Walker Mfg Co).
Key specifications for 14033537: Special Features: LOW CARBON STEEL;68.000 IN. O/A LG IN. 0 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.