The Pipe,exhaust, cataloged under National Stock Number 2990-01-250-2779, is classified within Federal Supply Class 2990 (Miscellaneous Engine Accessories, Nonaircraft) of the Engine Accessories group. Government technical data includes 5 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2990-01-250-2779 |
| Item Name | Pipe,exhaust |
| FSC / FSG | 2990 / 29 — Miscellaneous Engine Accessories, Nonaircraft |
| Status | ACTIVE |
| Design Form | STRAIGHT |
| Nominal Overall Length | 15.125 INCHES IN |
| Nominal Outside Diameter | 2.500 INCHES IN |
| Material | STEEL |
| Usage Location | EXHAUST PIPE |
| 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 |
|---|---|
| 24659 | 3/9 Design control — primary reference Goerlichs |
NSN 2990-01-250-2779 is a Pipe,exhaust, classified under FSC 2990, Miscellaneous Engine Accessories, Nonaircraft. Status: active.
3 possible matches (shared part number, not a government interchangeability claim): 6110-01-322-8378, 5998-01-343-5279, 5331-01-556-0754. Verify interchangeability with system specifications before substitution.
Key specifications for 2990-01-250-2779: Design Form: STRAIGHT; Nominal Overall Length: 15.125 INCHES IN; Nominal Outside Diameter: 2.500 INCHES IN; End Item Identification: 1979 DODGE TRUCK,PICKUP,W/CAB,4X4,MODEL W-200 W/8 CYLINDERS W. 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.