The Muffler,exhaust, cataloged under National Stock Number 2990-01-181-2038, is classified within Federal Supply Class 2990 (Miscellaneous Engine Accessories, Nonaircraft) of the Engine Accessories group. The manufacturer of record is Walker Mfg Co. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2990-01-181-2038 |
| Primary Part Number | 22103 |
| Item Name | Muffler,exhaust |
| FSC / FSG | 2990 / 29 — Miscellaneous Engine Accessories, Nonaircraft |
| Manufacturer | Walker Mfg Co |
| Status | ACTIVE |
| 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 |
|---|---|
| 22103 | Walker Mfg Co (USA) |
| Reference | Meaning |
|---|---|
| D3TZ5230D | 5/9 Secondary reference Ford Motor Co Ford Parts and Service Div Government Part Sales |
| M1328 | 5/9 Secondary reference Goerlichs |
| 2903 | 5/9 Secondary reference U.S. Government activity |
| D3TZ5230D | 3/9 Design control — primary reference Ford Motor Company |
NSN 2990-01-181-2038 is a Muffler,exhaust, manufactured by Walker Mfg Co, classified under FSC 2990, Miscellaneous Engine Accessories, Nonaircraft. Status: active.
NSN 2990-01-181-2038 has 1 manufacturer part number on file: 22103 (Walker Mfg Co).
Key specifications for 22103: End Item Identification: 1976 FORD TRUCK,MODEL F600. 0 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.