The Pipe,exhaust, cataloged under National Stock Number 2990-01-508-7030, is classified within Federal Supply Class 2990 (Miscellaneous Engine Accessories, Nonaircraft) of the Engine Accessories group. The manufacturer of record is Navistar Inc. Dba Navistar Div Federal Government Sales Group. Government technical data includes 4 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2990-01-508-7030 |
| Primary Part Number | 3539083C1 |
| Item Name | Pipe,exhaust |
| FSC / FSG | 2990 / 29 — Miscellaneous Engine Accessories, Nonaircraft |
| Manufacturer | Navistar Inc. Dba Navistar Div Federal Government Sales Group |
| Status | ACTIVE |
| End Item Model Number | 4400 4X2 |
| End Item Source | 1A177 |
| End Item Name | EMERGENCY RESPONSE TRUCK |
| Usage Location | TAIL PIPE |
| 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 |
|---|---|
| 3539083C1 PRIMARY | Navistar Inc. Dba Navistar Div Federal Government Sales Group (USA) |
NSN 2990-01-508-7030 is a Pipe,exhaust, manufactured by Navistar Inc. Dba Navistar Div Federal Government Sales Group, classified under FSC 2990, Miscellaneous Engine Accessories, Nonaircraft. Status: active.
NSN 2990-01-508-7030 has 1 manufacturer part number on file: 3539083C1 (Navistar Inc. Dba Navistar Div Federal Government Sales Group).
Key specifications for 3539083C1: End Item Model Number: 4400 4X2; End Item Source: 1A177; End Item Name: EMERGENCY RESPONSE TRUCK; Special Features: CALLED TAIL PIPE; INTERNATIONAL ENGINE MODEL DT466. 4 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.