The Valve,calibrated Flow, cataloged under National Stock Number 4820-00-717-7435, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. Government technical data includes 15 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-00-717-7435 |
| Item Name | Valve,calibrated Flow |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Status | ACTIVE |
| Flow Control Device | POPPET |
| First End Thread Direction | RIGHT-HAND |
| Body Style | STRAIGHT THRU |
| Face to Face Distance | 3.188 INCHES NOMINAL IN |
| First End Seat Angle in Deg | 32.0 |
| First End Thread Class | 3B |
| First End Style Designator | INVERTED FLARE |
| Temp Rating | 160.0 FAHRENHEIT NOMINAL DEGF |
| End Connection Quantity | 2 |
| First End Connection Type | THREADED INTERNAL TUBE |
| First End Outside Diameter Tube Accommodated | 0.250 INCHES NOMINAL IN |
| Material | STEEL OR COPPER ALLOY BODY |
| Maximum Inlet Pressure Rating | ERR-060 |
| Thread Size and Series/type Designator | 7/16-20 UNF FIRST END |
| Valve Discharge Flow Rate | 0.750 GALLONS PER MINUTE |
| 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 |
|---|---|
| MIL-V-8566 | 4/1 Identification reference U.S. Government activity |
| MS28886-4-0.75 | 2/2 Government specification standardization U.S. Government activity |
| MS28886-4-75 | 5/9 Secondary reference U.S. Government activity |
NSN 4820-00-717-7435 is a Valve,calibrated Flow, classified under FSC 4820, Valves, Nonpowered. Status: active.
Key specifications for 4820-00-717-7435: Flow Control Device: POPPET; First End Thread Direction: RIGHT-HAND; Body Style: STRAIGHT THRU; Face to Face Distance: 3.188 INCHES NOMINAL IN. 15 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.