The Valve,regulating,fluid Pressure, cataloged under National Stock Number 4820-01-261-7963, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Norgren C a Co. Government technical data includes 13 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-261-7963 |
| Primary Part Number | R83-200-RNEA |
| Item Name | Valve,regulating,fluid Pressure |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Norgren C a Co |
| Status | ACTIVE |
| Flow Control Device | DIAPHRAGM |
| First End Thread Direction | RIGHT-HAND |
| Body Style | CROSS |
| End Connection Quantity | 4 |
| Outlet Pressure Range | 2.0 TO 50.0 CAMERA MOUNT |
| Valve Loading Method | SPRING |
| First End Connection Type | THREADED INTERNAL PIPE |
| Material | COPPER ALLOY BODY |
| Material | PLASTIC ALKYD AND PLASTIC MELAMINE AND RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR FLOW CONTROL DEVICE |
| Media for Which Designed | GAS |
| Maximum Inlet Pressure Rating | ERR-060 |
| Thread Size and Series/type Designator | 1/4-18 PTF-SPL FIRST END |
| Filter | INCLUDED |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 6145823 | Naval Sea Systems Command (USA) |
| R83-200-RNEA PRIMARY | Norgren C a Co (USA) |
NSN 4820-01-261-7963 is a Valve,regulating,fluid Pressure, manufactured by Norgren C a Co, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-261-7963 has 2 manufacturer part numbers on file: 6145823 (Naval Sea Systems Command), R83-200-RNEA (Norgren C a Co).
Key specifications for R83-200-RNEA: Flow Control Device: DIAPHRAGM; First End Thread Direction: RIGHT-HAND; Body Style: CROSS; End Connection Quantity: 4. 13 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.
NSN 4820-01-261-7963 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.