The Valve,gate, cataloged under National Stock Number 4820-01-346-1910, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Naval Inventory Control Point Mechanicsburg. Government technical data includes 13 specifications, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-346-1910 |
| Primary Part Number | A09-2054P-02TSL1 |
| Item Name | Valve,gate |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Naval Inventory Control Point Mechanicsburg |
| Status | ACTIVE |
| Furnished Items and Quantity | 1 HANDWHEEL |
| Inlet Relationship with Outlet | IDENTICAL |
| Flange Face Design | RAISED |
| Criticality Code Justification | ZZZY |
| Connection Type | FLANGE, ROUND W/O HOLES |
| Valve Size | 2.500 INCHES IN |
| Bonnet Type | INSIDE SCREW |
| Bonnet Attachment Method | CLAMP |
| Material | STEEL BODY |
| Material | STEEL SEAT |
| Material | STEEL CORROSION RESISTING STEM |
| Valve Operation Method | MANUAL |
| Reference Number Differentiating Characteristics | QUALITY CONTROL IN ACCORDANCE WITH NAVSHIPS 0948-045-7010 MATERIAL IDENTIFICATION AND CONTROL INSTRUCTION FOR LEVEL 1 ITEMS |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | S |
| Part Number | Manufacturer |
|---|---|
| A09-2054P-02TSL1 | Naval Inventory Control Point Mechanicsburg (USA) |
| A09-2054P-02TS 8840-034L1 | Naval Inventory Control Point Mechanicsburg (USA) |
| 8840-034 A09-2054P-02TSL1 | Naval Inventory Control Point Mechanicsburg (USA) |
| 8840-034 ITEM 1DL1 | Naval Inventory Control Point Mechanicsburg (USA) |
| Reference | Meaning |
|---|---|
| A09-2054P-02TS 8840-034 | 5/1 Secondary reference Velan Valve Corp. |
| 8840-034 ITEM 1D | 5/1 Secondary reference Velan Valve Corp. |
| 8840-034 A09-2054P-02TS | 5/1 Secondary reference Velan Valve Corp. |
| A09-2054P-02TS | 3/1 Design control — primary reference Velan Valve Corp. |
NSN 4820-01-346-1910 is a Valve,gate, manufactured by Naval Inventory Control Point Mechanicsburg, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-346-1910 has 4 manufacturer part numbers on file: A09-2054P-02TSL1 (Naval Inventory Control Point Mechanicsburg), A09-2054P-02TS 8840-034L1 (Naval Inventory Control Point Mechanicsburg), 8840-034 A09-2054P-02TSL1 (Naval Inventory Control Point Mechanicsburg), 8840-034 ITEM 1DL1 (Naval Inventory Control Point Mechanicsburg).
Key specifications for A09-2054P-02TSL1: Furnished Items and Quantity: 1 HANDWHEEL; Inlet Relationship with Outlet: IDENTICAL; Flange Face Design: RAISED; Criticality Code Justification: ZZZY. 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.
NSN 4820-01-346-1910 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.