The Valve,regulating,fluid Pressure, cataloged under National Stock Number 4820-00-601-8393, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Watts Regulator Company. Government technical data includes 19 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-00-601-8393 |
| Primary Part Number | 16-2-0-125PSI |
| Item Name | Valve,regulating,fluid Pressure |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Watts Regulator Company |
| Status | ACTIVE |
| Flow Control Device | DISK, PLUG TYPEDISK, PLUG TYPE |
| First End Thread Direction | RIGHT-HANDRIGHT-HAND |
| Second End Relationship with First End | IDENTICALIDENTICAL |
| Body Style | CROSSCROSS |
| Regulation Type | MANUAL SINGLE STAGEMANUAL SINGLE STAGE |
| Third End Relationship with Preceding Ends | IDENTICAL WITH FIRST ENDIDENTICAL WITH FIRST END |
| First End Style Designator | PLAINPLAIN |
| Temp Rating | -40.0 FAHRENHEIT MINIMUM AND -40.0 FAHRENHEIT MINIMUM AND 180.0 FAHRENHEIT MAXIMUM180.0 FAHRENHEIT MAXIMUM DEGF |
| End Connection Quantity | 44 |
| Manual Control Method | TEE HANDLETEE HANDLE |
| Valve Loading Method | SPRINGSPRING |
| First End Connection Type | THREADED INTERNAL PIPETHREADED INTERNAL PIPE |
| Fourth End Relationship with Preceding Ends | IDENTICAL WITH FIRST ENDIDENTICAL WITH FIRST END |
| Material | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR FLOW CONTROL DEVICERUBBER BUTADIENE-ACRYLONITRILE CLASS NBR FLOW CONTROL DEVICE |
| Material | ZINC ALLOY SEATZINC ALLOY SEAT |
| Media for Which Designed | AIRAIR |
| Maximum Inlet Pressure Rating | ERR-060 |
| Thread Size and Series/type Designator | 0.250-18 NPT FIRST END0.250-18 NPT FIRST END |
| Filter | NOT INCLUDEDNOT INCLUDED |
| 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 |
|---|---|
| 16-2-0-125PSI PRIMARY | Watts Regulator Company (USA) |
NSN 4820-00-601-8393 is a Valve,regulating,fluid Pressure, manufactured by Watts Regulator Company, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-00-601-8393 has 1 manufacturer part number on file: 16-2-0-125PSI (Watts Regulator Company).
Key specifications for 16-2-0-125PSI: Flow Control Device: DISK, PLUG TYPEDISK, PLUG TYPE; First End Thread Direction: RIGHT-HANDRIGHT-HAND; Second End Relationship with First End: IDENTICALIDENTICAL; Body Style: CROSSCROSS. 19 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.