The Valve,gate, cataloged under National Stock Number 4820-01-349-2207, 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 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 | 4820-01-349-2207 |
| Primary Part Number | FIG.11 .50IPS |
| Item Name | Valve,gate |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | The Walworth Company |
| Status | ACTIVE |
| Furnished Items and Quantity | 1 HANDWHEEL |
| Inlet Relationship with Outlet | IDENTICAL |
| Maximum Operating Temp and Media for Which Designed | 406.0 FAHRENHEIT STEAM AND 150.0 FAHRENHEIT WATER-OIL-GAS DEGF |
| Operating Pressure and Type | 150.0 POUNDS PER SQUARE INCH (PSI) STEAM MAXIMUM REQUIRED AND 300.0 POUNDS PER SQUARE INCH (PSI) WATER AND OTHER LIQUIDS MAXIMUM REQUIRED LOCATION NOT OTHERWISE SPECIFIED LBS |
| Stem Type | RISING |
| Connection Type | THREADED INTERNAL PIPE |
| Material Document and Classification | ASTM B62 ASSN STD SINGLE MATERIAL RESPONSE BODY |
| Material Document and Classification | ASTM B62 ASSN STD SINGLE MATERIAL RESPONSE DISK |
| Material Document and Classification | ASTM B198 ALLOY 875 ASSN STD SINGLE MATERIAL RESPONSE OR ASTM B371 ALLOY 697 ASSN STD SINGLE MATERIAL RESPONSE STEM |
| Valve Size | 0.500 INCHES IN |
| Bonnet Type | INSIDE SCREW |
| Nominal Thread Size | 0.500 INCHES IN |
| Bonnet Attachment Method | UNION |
| Material | COPPER ALLOY BODY |
| Material | COPPER ALLOY STEM |
| Material | COPPER ALLOY DISK |
| Material | COPPER ALLOY SEAT |
| Thread Series Designator | NPT |
| Valve Operation Method | MANUAL |
| 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 |
|---|---|
| FIG.11 .50IPS PRIMARY | The Walworth Company (USA) |
NSN 4820-01-349-2207 is a Valve,gate, manufactured by The Walworth Company, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-349-2207 has 1 manufacturer part number on file: FIG.11 .50IPS (The Walworth Company).
Key specifications for FIG.11 .50IPS: Furnished Items and Quantity: 1 HANDWHEEL; Inlet Relationship with Outlet: IDENTICAL; Maximum Operating Temp and Media for Which Designed: 406.0 FAHRENHEIT STEAM AND 150.0 FAHRENHEIT WATER-OIL-GAS DEGF; Operating Pressure and Type: 150.0 POUNDS PER SQUARE INCH (PSI) STEAM MAXIMUM REQUIRED AND 300.0 POUNDS PER SQUARE INCH (PSI) WATER AND OTHER LIQUIDS MAXIMUM REQUIRED LOCATION NOT OTHERWISE SPECIFIED LBS. 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.