The Muffler,exhaust, cataloged under National Stock Number 2990-01-698-0377, is classified within Federal Supply Class 2990 (Miscellaneous Engine Accessories, Nonaircraft) of the Engine Accessories group. The manufacturer of record is Ford Motor Company. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2990-01-698-0377 |
| Primary Part Number | HC3Z-5230-E |
| Item Name | Muffler,exhaust |
| FSC / FSG | 2990 / 29 — Miscellaneous Engine Accessories, Nonaircraft |
| Manufacturer | Ford Motor Company |
| 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 |
|---|---|
| HC3Z-5230-E PRIMARY | Ford Motor Company (USA) |
| Reference | Meaning |
|---|---|
| HC3Z-5230-E | 5/9 Secondary reference Ford Motor Company |
NSN 2990-01-698-0377 is a Muffler,exhaust, manufactured by Ford Motor Company, classified under FSC 2990, Miscellaneous Engine Accessories, Nonaircraft. Status: active.
NSN 2990-01-698-0377 has 1 manufacturer part number on file: HC3Z-5230-E (Ford Motor Company).
1 possible match (shared part number, not a government interchangeability claim): 4910-01-699-0036. Verify interchangeability with system specifications before substitution.
Key specifications for HC3Z-5230-E: Part Name Assigned by Controlling Agency: MUFFLER,EXHAUST; End Item Identification: F350 FUEL GROUP. 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.