The Regulator,pressure,medical Gas a, cataloged under National Stock Number 6680-01-520-8009, is classified within Federal Supply Class 6680 (Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments) of the Instruments and Laboratory Equipment group. The manufacturer of record is Allied Healthcare Products, Inc. Dba Allied. Government technical data includes 10 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 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 | 6680-01-520-8009 |
| Primary Part Number | L280-220 |
| Item Name | Regulator,pressure,medical Gas a |
| FSC / FSG | 6680 / 66 — Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments |
| Manufacturer | Allied Healthcare Products, Inc. Dba Allied |
| Status | ACTIVE |
| Stage Type | DOUBLE |
| Regulation Type | MANUAL SINGLE STAGE |
| Automatic Relief Valve | NOT INCLUDED |
| Gas for Which Designed | OXYGEN |
| Flowmeter | NOT INCLUDED |
| Inlet Adapter | NOT INCLUDED |
| Cylinder Pressure Gage | NOT INCLUDED |
| Material | COPPER ALLOY BODY |
| Outlet Connection End Style | VALVE TYPE |
| Inlet Connection End Style | VALVE TYPE |
| 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 |
|---|---|
| L280-220 PRIMARY | Allied Healthcare Products, Inc. Dba Allied (USA) |
NSN 6680-01-520-8009 is a Regulator,pressure,medical Gas a, manufactured by Allied Healthcare Products, Inc. Dba Allied, classified under FSC 6680, Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments. Status: active.
NSN 6680-01-520-8009 has 1 manufacturer part number on file: L280-220 (Allied Healthcare Products, Inc. Dba Allied).
1 possible match (shared part number, not a government interchangeability claim): 6680-01-619-2620. Verify interchangeability with system specifications before substitution.
Key specifications for L280-220: Stage Type: DOUBLE; Regulation Type: MANUAL SINGLE STAGE; Automatic Relief Valve: NOT INCLUDED; Gas for Which Designed: OXYGEN. 10 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.