The Muffler,exhaust, cataloged under National Stock Number 2990-00-425-5894, is classified within Federal Supply Class 2990 (Miscellaneous Engine Accessories, Nonaircraft) of the Engine Accessories group. The manufacturer of record is Beta Fueling Systems, Llc. Government technical data includes 9 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2990-00-425-5894 |
| Primary Part Number | 1504UZZ000 |
| Item Name | Muffler,exhaust |
| FSC / FSG | 2990 / 29 — Miscellaneous Engine Accessories, Nonaircraft |
| Manufacturer | Beta Fueling Systems, Llc |
| Status | ACTIVE |
| Inlet Location | LOCATED ON SIDE OF BODY |
| Outlet Inside Diameter | 3.000 INCHES NOMINAL FIRST OUTLET IN |
| Inlet Projection Length | 1.500 INCHES NOMINAL SINGLE INLET IN |
| Inlet Connection Type | UNTHREADED SINGLE INLET |
| Body Shape | ROUND |
| Inlet Inside Diameter | 3.000 INCHES NOMINAL SINGLE INLET IN |
| Outlet Projection Length | 1.500 INCHES NOMINAL FIRST OUTLET IN |
| Outlet Connection Type | UNTHREADED FIRST OUTLET |
| Outlet Location | LOCATED ON SIDE OF BODY |
| 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 |
|---|---|
| 1504UZZ000 PRIMARY | Beta Fueling Systems, Llc (USA) |
| Reference | Meaning |
|---|---|
| 1504UZZ000 | 5/9 Secondary reference General Steel Tank Co |
NSN 2990-00-425-5894 is a Muffler,exhaust, manufactured by Beta Fueling Systems, Llc, classified under FSC 2990, Miscellaneous Engine Accessories, Nonaircraft. Status: active.
NSN 2990-00-425-5894 has 1 manufacturer part number on file: 1504UZZ000 (Beta Fueling Systems, Llc).
Key specifications for 1504UZZ000: Inlet Location: LOCATED ON SIDE OF BODY; Outlet Inside Diameter: 3.000 INCHES NOMINAL FIRST OUTLET IN; Inlet Projection Length: 1.500 INCHES NOMINAL SINGLE INLET IN; Overall Length: 25.000 INCHES NOMINAL IN. 9 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.