The Valve,gate, cataloged under National Stock Number 4820-01-463-4397, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Velan Valve Corp.. Government technical data includes 11 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-463-4397 |
| Primary Part Number | B12-0064C-02TS-P447393G1 IT1 |
| Item Name | Valve,gate |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Velan Valve Corp. |
| Status | ACTIVE |
| Inlet Relationship with Outlet | IDENTICAL |
| Nominal Pipe Size Accommodated | 3.9688 INCHES IN |
| Stem Type | NONRISING |
| Connection Type | BUTT WELD PIPE |
| Valve Size | 4.000 INCHES IN |
| Bonnet Type | INSIDE SCREW |
| Material | COPPER ALLOY BODY |
| Material | STEEL COMP 316 SEAT |
| Material | COPPER ALLOY STEM |
| Material | STEEL COMP 316 DISK |
| 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 |
|---|---|
| B12-0064C-02TS-P447393G1 IT1 PRIMARY | Velan Valve Corp. (USA) |
| P4-47393-G01 REV A ITEM 1 PRIMARY | Velan Valve Corp. (USA) |
NSN 4820-01-463-4397 is a Valve,gate, manufactured by Velan Valve Corp., classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-463-4397 has 2 manufacturer part numbers on file: B12-0064C-02TS-P447393G1 IT1 (Velan Valve Corp.), P4-47393-G01 REV A ITEM 1 (Velan Valve Corp.).
Key specifications for B12-0064C-02TS-P447393G1 IT1: Inlet Relationship with Outlet: IDENTICAL; Nominal Pipe Size Accommodated: 3.9688 INCHES IN; Stem Type: NONRISING; Connection Type: BUTT WELD PIPE. 11 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.