The Valve,gate, cataloged under National Stock Number 4820-01-469-3320, 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 14 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government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 | 4820-01-469-3320 |
| Primary Part Number | B09-2054P-02TS |
| 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 | 2.500 INCHES IN |
| Stem Type | RISING |
| Connection Type | BUTT WELD PIPE |
| Material Document and Classification | STM A105 ASSN STD SINGLE MATERIAL RESPONSE BODY |
| Valve Size | 2.500 INCHES IN |
| Bonnet Type | OUTSIDE SCREW-YOKE |
| Bonnet Attachment Method | BOLTED |
| Pressure Class | ERR-060 |
| Material | STEEL UNS K03504 BODY |
| Material | STEEL COMP 410 STEM |
| Material | STEEL UNS K03504 AND COBALT ALLOY DISK |
| Material | STEEL UNS K03504 AND COBALT ALLOY SEAT |
| 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 |
|---|---|
| P3-44978-G01 ITEM NO. 037 | Velan Valve Corp. (USA) |
| B09-2054P-02TS PRIMARY | Velan Valve Corp. (USA) |
| Reference | Meaning |
|---|---|
| P3-44978-G01 | D/9 Drawing number reference only Velan Valve Corp. |
| 8840-034 | D/9 Drawing number reference only Velan Valve Corp. |
NSN 4820-01-469-3320 is a Valve,gate, manufactured by Velan Valve Corp., classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-469-3320 has 2 manufacturer part numbers on file: P3-44978-G01 ITEM NO. 037 (Velan Valve Corp.), B09-2054P-02TS (Velan Valve Corp.).
3 possible matches (shared part number, not a government interchangeability claim): 4820-01-473-2417, 4820-01-484-0570, 4820-01-484-0573. Verify interchangeability with system specifications before substitution.
Key specifications for B09-2054P-02TS: Inlet Relationship with Outlet: IDENTICAL; Nominal Pipe Size Accommodated: 2.500 INCHES IN; Stem Type: RISING; Connection Type: BUTT WELD PIPE. 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.