The Valve,gate, cataloged under National Stock Number 4820-01-418-7597, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. Government technical data includes 15 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-418-7597 |
| Item Name | Valve,gate |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Status | ACTIVE |
| Furnished Items and Quantity | 1 HANDWHEEL |
| Inlet Relationship with Outlet | IDENTICAL |
| Maximum Operating Temp and Media for Which Designed | 800.0 FAHRENHEIT STEAM AND 800.0 FAHRENHEIT WATER DEGF |
| Operating Pressure and Type | 1370.0 POUNDS PER SQUARE INCH (PSI) STEAM MAXIMUM REQUIRED AND 1370.0 POUNDS PER SQUARE INCH (PSI) WATER MAXIMUM REQUIRED LOCATION NOT OTHERWISE SPECIFIED LBS |
| Connection Type | THREADED INTERNAL PIPE |
| Material Document and Classification | ASMESA105 ASSN STD SINGLE MATERIAL RESPONSE BODY |
| Valve Size | 1.000 INCHES IN |
| Nominal Thread Size | 1.000 INCHES IN |
| Pressure Class | ERR-060 |
| Material | STEEL BODY |
| Material | STEEL COMP 410 STEM |
| Material | STEEL COMP 410 SEAT |
| Material | STEEL COMP 420 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 |
| Reference | Meaning |
|---|---|
| 950S-1IN 800PSI | C/1 Advisory reference — outside the item-of-supply concept Dresser, Inc. Dba Dresser Equipment Group Div Industrial Valve Operations, Dresse |
| 1IN 950S | 3/9 Design control — primary reference Dresser, Inc. Dba Dresser Equipment Group Div Industrial Valve Operations, Dresse |
| 950S-1IN 800CL | 5/9 Secondary reference Dresser, Inc. Dba Dresser Equipment Group Div Industrial Valve Operations, Dresse |
NSN 4820-01-418-7597 is a Valve,gate, classified under FSC 4820, Valves, Nonpowered. Status: active.
Key specifications for 4820-01-418-7597: Furnished Items and Quantity: 1 HANDWHEEL; Inlet Relationship with Outlet: IDENTICAL; Maximum Operating Temp and Media for Which Designed: 800.0 FAHRENHEIT STEAM AND 800.0 FAHRENHEIT WATER DEGF; Operating Pressure and Type: 1370.0 POUNDS PER SQUARE INCH (PSI) STEAM MAXIMUM REQUIRED AND 1370.0 POUNDS PER SQUARE INCH (PSI) WATER MAXIMUM REQUIRED LOCATION NOT OTHERWISE SPECIFIED LBS. 15 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.