The Valve,gate, cataloged under National Stock Number 4820-01-109-4669, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Vogt Valves, Inc. Dba Vogt Valves Inc. Government technical data includes 21 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-109-4669 |
| Primary Part Number | 55951T-04 |
| Item Name | Valve,gate |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Vogt Valves, Inc. Dba Vogt Valves Inc |
| Status | ACTIVE |
| Inlet Relationship with Outlet | IDENTICAL |
| Maximum Operating Temp and Media for Which Designed | 1200.0 FAHRENHEIT STEAM AND 100.0 FAHRENHEIT WATER-OIL-GAS DEGF |
| Operating Pressure and Type | 550.0 POUNDS PER SQUARE INCH (PSI) STEAM MAXIMUM REQUIRED AND 1920.0 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 A182 GRADE F316 ASSN STD SINGLE MATERIAL RESPONSE BODY |
| Material Document and Classification | ASTM A182 GRADE F316 ASSN STD SINGLE MATERIAL RESPONSE DISK |
| Material Document and Classification | ASTM A182 GRADE F316 ASSN STD SINGLE MATERIAL RESPONSE SEAT |
| Material Document and Classification | ASTM A182 GRADE F316 ASSN STD SINGLE MATERIAL RESPONSE STEM |
| Valve Size | 0.500 INCHES IN |
| Features Provided | BONNET PACKING |
| Bonnet Type | INSIDE SCREW |
| Nominal Thread Size | 0.500 INCHES IN |
| Bonnet Attachment Method | UNION |
| Pressure Class | ERR-060 |
| Material | STEEL COMP 316 BODY |
| Material | STEEL COMP 316 SEAT |
| Material | STEEL COMP 316 STEM |
| Material | STEEL COMP 316 DISK |
| 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 |
|---|---|
| 55951T-04 PRIMARY | Vogt Valves, Inc. Dba Vogt Valves Inc (USA) |
| 3-203433REVA PC3 | Enerquip, Llc (USA) |
| Reference | Meaning |
|---|---|
| 59951T1-2 | 5/9 Secondary reference Flowserve Inc |
NSN 4820-01-109-4669 is a Valve,gate, manufactured by Vogt Valves, Inc. Dba Vogt Valves Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-109-4669 has 2 manufacturer part numbers on file: 55951T-04 (Vogt Valves, Inc. Dba Vogt Valves Inc), 3-203433REVA PC3 (Enerquip, Llc).
Key specifications for 55951T-04: Inlet Relationship with Outlet: IDENTICAL; Maximum Operating Temp and Media for Which Designed: 1200.0 FAHRENHEIT STEAM AND 100.0 FAHRENHEIT WATER-OIL-GAS DEGF; Operating Pressure and Type: 550.0 POUNDS PER SQUARE INCH (PSI) STEAM MAXIMUM REQUIRED AND 1920.0 POUNDS PER SQUARE INCH (PSI) WATER AND OTHER LIQUIDS MAXIMUM REQUIRED LOCATION NOT OTHERWISE SPECIFIED LBS; Stem Type: RISING. 21 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.