The Disk,valve, cataloged under National Stock Number 4820-01-092-3192, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. Government technical data includes 10 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-092-3192 |
| Item Name | Disk,valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Status | ACTIVE |
| Flange Seat to Disk End Height | 0.641 INCHES NOMINAL IN |
| Pressure Rating | 250.0 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS |
| Temp Rating | 425.0 FAHRENHEIT NOMINAL DEGF |
| Outside Diameter | 1.062 INCHES NOMINAL IN |
| Style Designator | SWING CHECK |
| Material Document and Classification | QQ-N-288, COMPA FED SPEC SINGLE MATERIAL RESPONSE |
| Inside Diameter | 0.641 INCHES NOMINAL IN |
| Under Flange Height | 1.141 INCHES NOMINAL IN |
| Media for Which Designed | GAS OR OIL OR WATER |
| Material | NICKEL ALLOY |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 803-1385637-02-17 | 3/2 Design control — primary reference U.S. Government activity |
| 803-1385637 | D/9 Drawing number reference only U.S. Government activity |
NSN 4820-01-092-3192 is a Disk,valve, classified under FSC 4820, Valves, Nonpowered. Status: active.
Key specifications for 4820-01-092-3192: Flange Seat to Disk End Height: 0.641 INCHES NOMINAL IN; Pressure Rating: 250.0 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS; Temp Rating: 425.0 FAHRENHEIT NOMINAL DEGF; Outside Diameter: 1.062 INCHES NOMINAL IN. 10 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.