The Valve,gate, cataloged under National Stock Number 4820-00-004-8107, 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-00-004-8107 |
| Primary Part Number | W726F |
| Item Name | Valve,gate |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | The Walworth Company |
| Status | ACTIVE |
| Inlet Relationship with Outlet | IDENTICAL |
| Flange Face Design | PLAIN |
| Operating Pressure and Type | 125.0 POUNDS PER SQUARE INCH (PSI) STEAM MAXIMUM REQUIRED AND 175.0 POUNDS PER SQUARE INCH (PSI) WATER AND OTHER LIQUIDS MAXIMUM REQUIRED LOCATION NOT OTHERWISE SPECIFIED LBS |
| Stem Type | RISING |
| Material Document and Classification | ASTM A-126 CLASS B ASSN STD SINGLE MATERIAL RESPONSE BODY |
| Material Document and Classification | ASTM A-47 GRADE 32510 ASSN STD SINGLE MATERIAL RESPONSE DISK |
| Material Document and Classification | ASTM WPC ALLOY 147-1 ASSN STD SINGLE MATERIAL RESPONSE STEM |
| Valve Size | 3.000 INCHES IN |
| Features Provided | BONNET PACKING |
| Bonnet Type | INSIDE SCREW |
| Bolt Hole Quantity | 4 |
| Flange Diameter | 7.500 INCHES IN |
| Bonnet Attachment Method | BOLTED |
| Face to Face Distance | 8.000 INCHES IN |
| Material | IRON CAST SEAT |
| Material | IRON CAST DISK |
| Material | STEEL CORROSION RESISTING STEM |
| Material | IRON CAST UNS F11501 BODY |
| 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 |
|---|---|
| W726F PRIMARY | The Walworth Company (USA) |
| Reference | Meaning |
|---|---|
| 52701B | D/9 Drawing number reference only William Powell Company, the Dba Powell Valve Div the Starflo Corporation |
| 3463-3IN | 5/9 Secondary reference William Powell Company, the Dba Powell Valve Div the Starflo Corporation |
| 711F 3IN | 5/9 Secondary reference The Walworth Company |
NSN 4820-00-004-8107 is a Valve,gate, manufactured by The Walworth Company, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-00-004-8107 has 1 manufacturer part number on file: W726F (The Walworth Company).
Key specifications for W726F: Inlet Relationship with Outlet: IDENTICAL; Flange Face Design: PLAIN; Operating Pressure and Type: 125.0 POUNDS PER SQUARE INCH (PSI) STEAM MAXIMUM REQUIRED AND 175.0 POUNDS PER SQUARE INCH (PSI) WATER AND OTHER LIQUIDS MAXIMUM REQUIRED LOCATION NOT OTHERWISE SPECIFIED LBS; Stem Type: RISING. 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.