The Muffler,exhaust-Intake, cataloged under National Stock Number 2990-01-462-9230, is classified within Federal Supply Class 2990 (Miscellaneous Engine Accessories, Nonaircraft) of the Engine Accessories group. The manufacturer of record is Pacific Consolidated Industries Llc. Government technical data includes 11 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 2990-01-462-9230 |
| Primary Part Number | 580615-004 |
| Item Name | Muffler,exhaust-Intake |
| FSC / FSG | 2990 / 29 — Miscellaneous Engine Accessories, Nonaircraft |
| Manufacturer | Pacific Consolidated Industries Llc |
| Status | ACTIVE |
| Inlet Flange Shape | ROUND LOCATION NOT OTHERWISE SPECIFIED |
| Operating Position | HORIZONTAL |
| Outlet Connection Quantity | 1 |
| Inlet Connection Quantity | 1 |
| Inlet Projection Length | 4.000 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN |
| Inlet Flange Mounting Hole Diameter | 4.406 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN |
| Muffler Design | STRAIGHT THROUGH |
| Outlet Flange Shape | ROUND LOCATION NOT OTHERWISE SPECIFIED |
| Inlet Connection Type | UNTHREADED LOCATION NOT OTHERWISE SPECIFIED |
| Body Shape | ROUND |
| Outlet Connection Type | FLANGE LOCATION NOT OTHERWISE SPECIFIED |
| 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 |
|---|---|
| 580615-004 PRIMARY | Pacific Consolidated Industries Llc (USA) |
| Reference | Meaning |
|---|---|
| 86125M | C/1 Advisory reference — outside the item-of-supply concept Nelson Industries Inc Dba Nelson Industries Universal Silencer |
NSN 2990-01-462-9230 is a Muffler,exhaust-Intake, manufactured by Pacific Consolidated Industries Llc, classified under FSC 2990, Miscellaneous Engine Accessories, Nonaircraft. Status: active.
NSN 2990-01-462-9230 has 1 manufacturer part number on file: 580615-004 (Pacific Consolidated Industries Llc).
Key specifications for 580615-004: Inlet Flange Shape: ROUND LOCATION NOT OTHERWISE SPECIFIED; Operating Position: HORIZONTAL; Outlet Connection Quantity: 1; Inlet Connection Quantity: 1. 11 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.