The Valve,globe, cataloged under National Stock Number 4820-00-375-8226, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is The Walworth Company. Government technical data includes 20 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through both NSN and commercial part number lookups. 7 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-00-375-8226 |
| Primary Part Number | 260WS1 |
| Item Name | Valve,globe |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | The Walworth Company |
| Status | ACTIVE |
| Flow Control Device | DISKDISK |
| Renewable Seat Ring Type | THREADEDTHREADED |
| Nominal Pipe Size Accommodated | 1.000 INCHES ALL ENDS1.000 INCHES ALL ENDS IN |
| Connection Style | SOCKET WITH BRAZING RING ALL ENDSSOCKET WITH BRAZING RING ALL ENDS |
| Connection Type | UNTHREADED INTERNAL PIPE FIRST ENDUNTHREADED INTERNAL PIPE FIRST END |
| Style Designator | STRAIGHT THRU |
| Material Document and Classification | QQ-C-390,ALLOY D4 FED SPEC SINGLE MATERIAL RESPONSE BODY |
| Operating Pressure | 300.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM FIRST RESPONSE LBS |
| Operating Pressure | 600.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SECOND RESPONSE LBS |
| Features Provided | BONNET PACKINGBONNET PACKING |
| Bonnet Type | INSIDE SCREWINSIDE SCREW |
| Maximum Operating Temp | 150.0 FAHRENHEIT SECOND RESPONSE150.0 FAHRENHEIT SECOND RESPONSE DEGF |
| Maximum Operating Temp | 550.0 FAHRENHEIT FIRST RESPONSE550.0 FAHRENHEIT FIRST RESPONSE DEGF |
| Bonnet Attachment Method | UNIONUNION |
| Media for Which Designed | WATER-OIL-GAS SECOND RESPONSE |
| Media for Which Designed | STEAM FIRST RESPONSE |
| Material | STEEL CORROSION RESISTING SEAT |
| Material | NICKEL ALLOY FLOW CONTROL DEVICE |
| Material | NICKEL ALLOY FLOW CONTROL DEVICECOPPER ALLOY 922 BODY |
| Valve Operation Method | MANUALMANUAL |
| 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 |
|---|---|
| 260WS1 PRIMARY | The Walworth Company (USA) |
| Reference | Meaning |
|---|---|
| 4268-181REVAPCV137 | 5/9 Secondary reference U.S. Government activity |
| 576-6700-1505182REVAPCV137 | 5/9 Secondary reference U.S. Government activity |
| 325-4900-954537ALTCPCV5199 | 5/9 Secondary reference Naval Sea Systems Command |
| 325-4900-954537ALTCPCV5200 | 5/9 Secondary reference U.S. Government activity |
| 325-4900-954537ALTCPCV5200 | 5/9 Secondary reference Naval Sea Systems Command |
| 576-6700-1505182REVAPCV137 | 5/9 Secondary reference Naval Sea Systems Command |
| 325-4900-954537ALTCPCV5199 | 5/9 Secondary reference U.S. Government activity |
NSN 4820-00-375-8226 is a Valve,globe, manufactured by The Walworth Company, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-00-375-8226 has 1 manufacturer part number on file: 260WS1 (The Walworth Company).
Key specifications for 260WS1: Flow Control Device: DISKDISK; Renewable Seat Ring Type: THREADEDTHREADED; Nominal Pipe Size Accommodated: 1.000 INCHES ALL ENDS1.000 INCHES ALL ENDS IN; Connection Style: SOCKET WITH BRAZING RING ALL ENDSSOCKET WITH BRAZING RING ALL ENDS. 20 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.