The Valve,pressure Equalizing,gaseou, cataloged under National Stock Number 4820-01-250-1564, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Maney Aircraft, Inc. Dba Maney Aircraft. Government technical data includes 3 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-250-1564 |
| Primary Part Number | L5332020-071 |
| Item Name | Valve,pressure Equalizing,gaseou |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Maney Aircraft, Inc. Dba Maney Aircraft |
| Status | ACTIVE |
| Body Style | STRAIGHT THRU |
| Disk Loading Method | SPRING |
| Media for Which Designed | AIR |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| L5332020-071 PRIMARY | Maney Aircraft, Inc. Dba Maney Aircraft (USA) |
| L5332020-071 PRIMARY | Smith and Smith Aircraft Co (USA) |
| L5332020-071 PRIMARY | The Boeing Company Div Legacy Am&m (USA) |
| Reference | Meaning |
|---|---|
| L5332020 | 5/9 Secondary reference Maney Aircraft, Inc. Dba Maney Aircraft |
| L5332020 | 5/9 Secondary reference Smith and Smith Aircraft Co |
| L5332020 | D/9 Drawing number reference only The Boeing Company Div Legacy Am&m |
NSN 4820-01-250-1564 is a Valve,pressure Equalizing,gaseou, manufactured by Maney Aircraft, Inc. Dba Maney Aircraft, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-250-1564 has 3 manufacturer part numbers on file: L5332020-071 (Maney Aircraft, Inc. Dba Maney Aircraft), L5332020-071 (Smith and Smith Aircraft Co), L5332020-071 (The Boeing Company Div Legacy Am&m).
Key specifications for L5332020-071: Body Style: STRAIGHT THRU; Disk Loading Method: SPRING; Media for Which Designed: AIR. 3 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 4820-01-250-1564 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.