The Valve,gate, cataloged under National Stock Number 4820-01-439-7625, 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 20 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-439-7625 |
| Primary Part Number | 8340-15 PART F10-2054P-02MS |
| Item Name | Valve,gate |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Velan Valve Corp. |
| Status | ACTIVE |
| Inlet Relationship with Outlet | IDENTICAL |
| Flange Face Design | RAISED |
| Stem Type | RISING |
| Connection Type | FLANGE, ROUND W/HOLES |
| Material Document and Classification | ASTM A105 ASSN STD SINGLE MATERIAL RESPONSE BODY |
| Material Document and Classification | ASTM 216 ASSN STD SINGLE MATERIAL RESPONSE DISK |
| Material Document and Classification | ASTM 216 ASSN STD SINGLE MATERIAL RESPONSE SEAT |
| Material Document and Classification | ASTM A479 CL 2 ASSN STD SINGLE MATERIAL RESPONSE STEM |
| Valve Size | 3.000 INCHES IN |
| Bonnet Type | PACKING RETAINING |
| Bolt Hole Quantity | 8 |
| Flange Diameter | 8.300 INCHES IN |
| Bonnet Attachment Method | BOLTED |
| Face to Face Distance | 14.000 INCHES IN |
| Pressure Class | ERR-060 |
| Material | STEEL BODY |
| Material | STEEL DISK |
| Material | STEEL SEAT |
| Material | STEEL COMP 410 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 |
| Part Number | Manufacturer |
|---|---|
| 8340-15 PART F10-2054P-02MS PRIMARY | Velan Valve Corp. (USA) |
| P3-43947-G01 | Velan Valve Corp. (USA) |
| Reference | Meaning |
|---|---|
| 8340-15 | D/9 Drawing number reference only Velan Valve Corp. |
NSN 4820-01-439-7625 is a Valve,gate, manufactured by Velan Valve Corp., classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-439-7625 has 2 manufacturer part numbers on file: 8340-15 PART F10-2054P-02MS (Velan Valve Corp.), P3-43947-G01 (Velan Valve Corp.).
3 possible matches (shared part number, not a government interchangeability claim): 4820-01-464-2626, 3040-01-464-3493, 4820-01-540-4290. Verify interchangeability with system specifications before substitution.
Key specifications for 8340-15 PART F10-2054P-02MS: Inlet Relationship with Outlet: IDENTICAL; Flange Face Design: RAISED; Stem Type: RISING; Connection Type: FLANGE, ROUND W/HOLES. 20 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.