The Valve,calibrated Flow, cataloged under National Stock Number 4820-01-314-2543, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. Government technical data includes 8 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 4820-01-314-2543 |
| Item Name | Valve,calibrated Flow |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Status | ACTIVE |
| First End Thread Direction | RIGHT-HAND |
| Body Style | SCREW-IN CARTRIDGE |
| First End Style Designator | PLAIN |
| First End Connection Type | THREADED EXTERNAL TUBE |
| First End Outside Diameter Tube Accommodated | 1.313 INCHES NOMINAL IN |
| Maximum Inlet Pressure Rating | ERR-060 |
| Thread Size and Series/type Designator | 1-5/16-12 UN FIRST END |
| Valve Discharge Flow Rate | 40.0 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 |
|---|---|
| NV1-16X-K-X | 5/9 Secondary reference Rw Acquisition, Llc Dba Roper Whitney Company |
| 565591 | 3/2 Design control — primary reference U.S. Government activity |
| NV1-16-K-0 | 3/9 Design control — primary reference Modular Controls Corp |
NSN 4820-01-314-2543 is a Valve,calibrated Flow, classified under FSC 4820, Valves, Nonpowered. Status: active.
Key specifications for 4820-01-314-2543: First End Thread Direction: RIGHT-HAND; Body Style: SCREW-IN CARTRIDGE; First End Style Designator: PLAIN; First End Connection Type: THREADED EXTERNAL TUBE. 8 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.