The Valve,gate, cataloged under National Stock Number 4820-01-340-0411, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. Government technical data includes 13 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 4820-01-340-0411 |
| Item Name | Valve,gate |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Status | ACTIVE |
| Inlet Relationship with Outlet | IDENTICAL |
| Stem Type | NONRISING |
| Connection Type | THREADED INTERNAL PIPE |
| Valve Size | 1.000 INCHES IN |
| Bonnet Type | INSIDE SCREW |
| Nominal Thread Size | 1.000 INCHES IN |
| Bonnet Attachment Method | THREADED |
| Material | COPPER BODY |
| Material | COPPER SEAT |
| Material | COPPER STEM |
| Material | COPPER 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 |
|---|---|
| B-322-8T | 5/9 Secondary reference Goddard Valve Corp |
| C00089 | D/9 Drawing number reference only Tuboscope Vetco International Inc. Div Hydra Rig |
| B-326-8T6 | 3/9 Design control — primary reference Goddard Valve Corp |
NSN 4820-01-340-0411 is a Valve,gate, classified under FSC 4820, Valves, Nonpowered. Status: active.
Key specifications for 4820-01-340-0411: Inlet Relationship with Outlet: IDENTICAL; Stem Type: NONRISING; Connection Type: THREADED INTERNAL PIPE; Valve Size: 1.000 INCHES IN. 13 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.