The Flame Arrester,ventilation-Exhau, cataloged under National Stock Number 2040-01-251-6455, is classified within Federal Supply Class 2040 (Marine Hardware and Hull Items) of the Ship and Marine Equipment group. The manufacturer of record is General Electric Company. Government technical data includes 3 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 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 | 2040-01-251-6455 |
| Primary Part Number | 9493M94P01 |
| Item Name | Flame Arrester,ventilation-Exhau |
| FSC / FSG | 2040 / 20 — Marine Hardware and Hull Items |
| Manufacturer | General Electric Company |
| Status | ACTIVE |
| Size Designator | 2 |
| Housing Material | STEEL CORROSION RESISTING |
| Material | STEEL CORROSION RESISTING CELL |
| 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 |
|---|---|
| F519 | Protectoseal Co Container Div (USA) |
| 9493M94P01 PRIMARY | General Electric Company (USA) |
NSN 2040-01-251-6455 is a Flame Arrester,ventilation-Exhau, manufactured by General Electric Company, classified under FSC 2040, Marine Hardware and Hull Items. Status: active.
NSN 2040-01-251-6455 has 2 manufacturer part numbers on file: F519 (Protectoseal Co Container Div), 9493M94P01 (General Electric Company).
1 possible match (shared part number, not a government interchangeability claim): 5330-01-371-1885. Verify interchangeability with system specifications before substitution.
Key specifications for 9493M94P01: Overall Width: 2.750 INCHES NOMINAL IN; Weight: 5.000 POUNDS NOMINAL LBS; Size Designator: 2; Special Features: APPLICATION AS FILL UNIT. 3 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.