The Cock,poppet Drain, cataloged under National Stock Number 4820-00-738-2284, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Airlinx Aircraft Services Inc. Government technical data includes 12 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-00-738-2284 |
| Primary Part Number | V2651J154A00 |
| Item Name | Cock,poppet Drain |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Airlinx Aircraft Services Inc |
| Status | ACTIVE |
| Flow Control Device | DISK |
| Flange Shape | ROUND WITH HOLES FIRST END |
| Flange Face Design | PLAIN FIRST END |
| Connection Type | FLANGE FIRST END |
| Style Designator | STRAIGHT THRU |
| Nominal Outside Diameter | 5.425 INCHES FIRST END IN |
| Material | RUBBER FLOW CONTROL DEVICE |
| Material | ALUMINUM BODY |
| Raised Face Nominal Diameter | 4.635 INCHES FIRST END IN |
| Valve Operation Method | MANUAL |
| Raised Face Nominal Height | 0.140 INCHES FIRST END IN |
| Nominal Thickness | 1.205 INCHES FIRST END IN |
| 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 |
|---|---|
| V2651J154A00 | Airlinx Aircraft Services Inc (USA) |
| Reference | Meaning |
|---|---|
| 2651-154 | 3/2 Design control — primary reference U.S. Government activity |
NSN 4820-00-738-2284 is a Cock,poppet Drain, manufactured by Airlinx Aircraft Services Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-00-738-2284 has 1 manufacturer part number on file: V2651J154A00 (Airlinx Aircraft Services Inc).
1 possible match (shared part number, not a government interchangeability claim): 1680-01-479-7360. Verify interchangeability with system specifications before substitution.
Key specifications for V2651J154A00: Flow Control Device: DISK; Flange Shape: ROUND WITH HOLES FIRST END; Flange Face Design: PLAIN FIRST END; Connection Type: FLANGE FIRST END. 12 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.