The Valve,restrictor Check, cataloged under National Stock Number 4820-01-031-8261, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Raytheon Company Div Corp. Government technical data includes 5 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-031-8261 |
| Primary Part Number | 269259 |
| Item Name | Valve,restrictor Check |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Raytheon Company Div Corp |
| Status | ACTIVE |
| Supplementary Features | FLOW CONTROL DEVICE: PLUG |
| Connection Type | THREADED EXTERNAL TUBE FIRST END |
| Operating Pressure | 3200.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Media for Which Designed | OIL, HYDRAULIC SINGLE RESPONSE |
| Material | STEEL CORROSION RESISTING OVERALL |
| 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 |
|---|---|
| 868RHS00-2 | Saf Industries Llc Dba General Pneumatics (USA) |
| 269259 PRIMARY | Raytheon Company Div Corp (USA) |
| Reference | Meaning |
|---|---|
| 269259 | 3/9 Design control — primary reference Raytheon Service Co Logistics Support Center |
| 86RHS00-1 | 5/9 Secondary reference Saf Industries Llc Dba General Pneumatics |
NSN 4820-01-031-8261 is a Valve,restrictor Check, manufactured by Raytheon Company Div Corp, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-031-8261 has 2 manufacturer part numbers on file: 868RHS00-2 (Saf Industries Llc Dba General Pneumatics), 269259 (Raytheon Company Div Corp).
Key specifications for 269259: Supplementary Features: FLOW CONTROL DEVICE: PLUG; Connection Type: THREADED EXTERNAL TUBE FIRST END; Operating Pressure: 3200.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS; Special Features: VALVE OPERATION METHOD: HYDRAULIC. 5 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.