The Muffler,exhaust, cataloged under National Stock Number 2990-01-116-2584, is classified within Federal Supply Class 2990 (Miscellaneous Engine Accessories, Nonaircraft) of the Engine Accessories group. The manufacturer of record is Tld Ace Corp Div Tld Ace. Government technical data includes 12 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2990-01-116-2584 |
| Primary Part Number | 64174REVA |
| Item Name | Muffler,exhaust |
| FSC / FSG | 2990 / 29 — Miscellaneous Engine Accessories, Nonaircraft |
| Manufacturer | Tld Ace Corp Div Tld Ace |
| Status | ACTIVE |
| Inlet Flange Shape | ROUND SINGLE INLET |
| Inlet Location | CENTRALLY LOCATED IN END SECTION OF BODY |
| Coolant Type | AIR |
| Design Type | DRY |
| Overall Diameter | 8.000 INCHES NOMINAL IN |
| Inlet Projection Length | 1.750 INCHES NOMINAL SINGLE INLET IN |
| Outlet Flange Shape | ROUND FIRST OUTLET |
| Inlet Connection Type | FLANGE SINGLE INLET |
| Body Shape | ROUND |
| Outlet Projection Length | 1.750 INCHES NOMINAL FIRST OUTLET IN |
| Outlet Connection Type | FLANGE FIRST OUTLET |
| Outlet Location | CENTRALLY LOCATED IN END SECTION 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 |
|---|---|
| 64174REVA PRIMARY | Tld Ace Corp Div Tld Ace (USA) |
NSN 2990-01-116-2584 is a Muffler,exhaust, manufactured by Tld Ace Corp Div Tld Ace, classified under FSC 2990, Miscellaneous Engine Accessories, Nonaircraft. Status: active.
NSN 2990-01-116-2584 has 1 manufacturer part number on file: 64174REVA (Tld Ace Corp Div Tld Ace).
Key specifications for 64174REVA: Inlet Flange Shape: ROUND SINGLE INLET; Inlet Location: CENTRALLY LOCATED IN END SECTION OF BODY; Coolant Type: AIR; Design Type: DRY. 12 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.