The Valve,regulating,fluid Pressure, cataloged under National Stock Number 4820-01-502-5894, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Rayco Supply, Inc. Dba Rayco Supply Inc. Government technical data includes 6 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 | 4820-01-502-5894 |
| Primary Part Number | 40403-202 |
| Item Name | Valve,regulating,fluid Pressure |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Rayco Supply, Inc. Dba Rayco Supply Inc |
| Status | ACTIVE |
| Body Style | STRAIGHT THRU |
| Face to Face Distance | 11.750 INCHES NOMINAL IN |
| Regulation Type | AUTOMATIC SINGLE STAGE |
| End Connection Quantity | 2 |
| Material | COPPER ALLOY BODY |
| Media for Which Designed | WATER, SALT |
| 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 |
|---|---|
| 40403-202 PRIMARY | Rayco Supply, Inc. Dba Rayco Supply Inc (USA) |
NSN 4820-01-502-5894 is a Valve,regulating,fluid Pressure, manufactured by Rayco Supply, Inc. Dba Rayco Supply Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-502-5894 has 1 manufacturer part number on file: 40403-202 (Rayco Supply, Inc. Dba Rayco Supply Inc).
Key specifications for 40403-202: Body Style: STRAIGHT THRU; Face to Face Distance: 11.750 INCHES NOMINAL IN; Regulation Type: AUTOMATIC SINGLE STAGE; End Connection Quantity: 2. 6 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.