The Pipe,exhaust, cataloged under National Stock Number 2990-01-443-1190, is classified within Federal Supply Class 2990 (Miscellaneous Engine Accessories, Nonaircraft) of the Engine Accessories group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 8 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 | 2990-01-443-1190 |
| Primary Part Number | 5428777 |
| Item Name | Pipe,exhaust |
| FSC / FSG | 2990 / 29 — Miscellaneous Engine Accessories, Nonaircraft |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| End Item Source | 53711 |
| Design Form | PREBENT |
| Nominal Overall Length | 38.000 INCHES IN |
| Enlarged End Inside Diameter | 1.515 INCHES MINIMUM AND 1.545 INCHES MAXIMUM IN |
| End Item Name | ASSAULT VEHICLE,FULL TRACKED,AMPHIBIOUS |
| Enlarged End Length | 1.000 INCHES NOMINAL IN |
| Nominal Outside Diameter | 2.000 INCHES IN |
| Material | STEEL CORROSION RESISTING |
| 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 |
|---|---|
| 5428777 PRIMARY | Naval Sea Systems Command (USA) |
NSN 2990-01-443-1190 is a Pipe,exhaust, manufactured by Naval Sea Systems Command, classified under FSC 2990, Miscellaneous Engine Accessories, Nonaircraft. Status: active.
NSN 2990-01-443-1190 has 1 manufacturer part number on file: 5428777 (Naval Sea Systems Command).
Key specifications for 5428777: End Item Source: 53711; Design Form: PREBENT; Nominal Overall Length: 38.000 INCHES IN; Enlarged End Inside Diameter: 1.515 INCHES MINIMUM AND 1.545 INCHES MAXIMUM IN. 8 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.