The Disk,valve, cataloged under National Stock Number 4820-01-449-4541, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Vogt Edward Valve Co a British Tire & Rubber Co. Government technical data includes 4 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-449-4541 |
| Primary Part Number | FIG 1038Y 1.250IN IT2 |
| Item Name | Disk,valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Vogt Edward Valve Co a British Tire & Rubber Co |
| Status | ACTIVE |
| Pressure Rating | 3600.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS |
| Temp Rating | 850.0 FAHRENHEIT MAXIMUM DEGF |
| Style Designator | POPPET |
| Material | STEEL CORROSION RESISTING |
| 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 |
|---|---|
| FIG 1038Y 1.250IN IT2 PRIMARY | Vogt Edward Valve Co a British Tire & Rubber Co (USA) |
| D-475025 FIG 1038Y 1.250IN IT2 | Vogt Edward Valve Co a British Tire & Rubber Co (USA) |
| Reference | Meaning |
|---|---|
| D-475025 FIG 10 | C/1 Advisory reference — outside the item-of-supply concept Vogt Edward Valve Co a British Tire & Rubber Co |
NSN 4820-01-449-4541 is a Disk,valve, manufactured by Vogt Edward Valve Co a British Tire & Rubber Co, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-449-4541 has 2 manufacturer part numbers on file: FIG 1038Y 1.250IN IT2 (Vogt Edward Valve Co a British Tire & Rubber Co), D-475025 FIG 1038Y 1.250IN IT2 (Vogt Edward Valve Co a British Tire & Rubber Co).
Key specifications for FIG 1038Y 1.250IN IT2: Pressure Rating: 3600.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS; Temp Rating: 850.0 FAHRENHEIT MAXIMUM DEGF; Style Designator: POPPET; End Item Identification: STRATEGIC SEALIFT CONVERSION SHIPS CLASS. 4 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.