The Muffler,exhaust-Intake, cataloged under National Stock Number 2990-01-563-5779, is classified within Federal Supply Class 2990 (Miscellaneous Engine Accessories, Nonaircraft) of the Engine Accessories group. The manufacturer of record is John Deere Construction & Forestry 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 2990-01-563-5779 |
| Primary Part Number | 604762 |
| Item Name | Muffler,exhaust-Intake |
| FSC / FSG | 2990 / 29 — Miscellaneous Engine Accessories, Nonaircraft |
| Manufacturer | John Deere Construction & Forestry 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 |
|---|---|
| 604762 PRIMARY | John Deere Construction & Forestry Company (USA) |
| Reference | Meaning |
|---|---|
| 604762 | 3/9 Design control — primary reference John Deere Construction & Forestry Company Div Direct Governmental Sales |
NSN 2990-01-563-5779 is a Muffler,exhaust-Intake, manufactured by John Deere Construction & Forestry Company, classified under FSC 2990, Miscellaneous Engine Accessories, Nonaircraft. Status: active.
NSN 2990-01-563-5779 has 1 manufacturer part number on file: 604762 (John Deere Construction & Forestry Company).
1 possible match (shared part number, not a government interchangeability claim): 4730-01-607-5983. Verify interchangeability with system specifications before substitution.
Key specifications for 604762: Special Features: 4.0 ID INLET, 4.0 OD OUTLET; Part Name Assigned by Controlling Agency: MUFFLER; End Item Identification: NHA: CRANE STRADDLE CARRY, 150 TON; EXHAUST 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.