The Valve,regulating,fluid Pressure, cataloged under National Stock Number 4820-00-863-1072, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney. Government technical data includes 16 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 | 4820-00-863-1072 |
| Primary Part Number | 585081 |
| Item Name | Valve,regulating,fluid Pressure |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney |
| Status | ACTIVE |
| Flow Control Device | BALL |
| First End Thread Direction | RIGHT-HAND |
| Second End Relationship with First End | NOT IDENTICAL |
| First End Thread Class | 3A A |
| First End Style Designator | PLAIN |
| Material Document and Classification | AMS 6322 ASSN STD SINGLE MATERIAL RESPONSE SEAT |
| End Connection Quantity | 2 |
| Valve Loading Method | SPRING |
| First End Connection Type | THREADED EXTERNAL BOSS |
| Surface Treatment | CHROMATE OUTSIDE |
| Material | STEEL FLOW CONTROL DEVICE |
| Material | STEEL CORROSION RESISTING SEAT |
| Material | STEEL STEM |
| Media for Which Designed | HYDROCARBON FUELS AND OILS |
| Thread Size and Series/type Designator | 1-5/16-18 UNEF FIRST END |
| Filter | NOT 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 |
|---|---|
| 585081 PRIMARY | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
NSN 4820-00-863-1072 is a Valve,regulating,fluid Pressure, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-00-863-1072 has 1 manufacturer part number on file: 585081 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney).
Key specifications for 585081: Flow Control Device: BALL; First End Thread Direction: RIGHT-HAND; Second End Relationship with First End: NOT IDENTICAL; First End Thread Class: 3A A. 16 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.