The Valve,gate, cataloged under National Stock Number 4820-01-335-0505, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. Government technical data includes 14 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-335-0505 |
| Item Name | Valve,gate |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Status | ACTIVE |
| Inlet Relationship with Outlet | IDENTICAL |
| Flange Face Design | PLAIN |
| Stem Type | RISING |
| Connection Type | FLANGE, ROUND W/O HOLES |
| Valve Size | 3.500 INCHES IN |
| Bonnet Type | INSIDE SCREW |
| Flange Diameter | 0.688 INCHES IN |
| Bonnet Attachment Method | BOLTED |
| Face to Face Distance | 8.500 INCHES IN |
| Material | COPPER ALLOY BODY |
| Material | COPPER ALLOY DISK |
| Material | NICKEL ALLOY AND IRON SEAT |
| Material | NICKEL ALLOY AND IRON STEM |
| 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-102-E 3.50IN | C/1 Advisory reference — outside the item-of-supply concept Hunt Valve Company, Inc. |
| B-102-E 3.50IN | 3/9 Design control — primary reference Pima Valve, Llc |
NSN 4820-01-335-0505 is a Valve,gate, classified under FSC 4820, Valves, Nonpowered. Status: active.
Key specifications for 4820-01-335-0505: Inlet Relationship with Outlet: IDENTICAL; Flange Face Design: PLAIN; Stem Type: RISING; Connection Type: FLANGE, ROUND W/O HOLES. 14 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.