The Regulator,oxygen,demand, cataloged under National Stock Number 1660-01-531-5437, is classified within Federal Supply Class 1660 (Aircraft Air Conditioning, Heating, and Pressurizing Equipment) of the Aircraft Components and Accessories group. The manufacturer of record is Mission Systems Orchard Park Inc. Government technical data includes 1 specification, 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1660-01-531-5437 |
| Primary Part Number | F241-2400-1 |
| Item Name | Regulator,oxygen,demand |
| FSC / FSG | 1660 / 16 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment |
| Manufacturer | Mission Systems Orchard Park Inc |
| Status | ACTIVE |
| Criticality Code Justification | AGAV |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | F |
| Part Number | Manufacturer |
|---|---|
| F241-2400-1 PRIMARY | Mission Systems Orchard Park Inc (USA) |
NSN 1660-01-531-5437 is a Regulator,oxygen,demand, manufactured by Mission Systems Orchard Park Inc, classified under FSC 1660, Aircraft Air Conditioning, Heating, and Pressurizing Equipment. Status: active.
NSN 1660-01-531-5437 has 1 manufacturer part number on file: F241-2400-1 (Mission Systems Orchard Park Inc).
Key specifications for F241-2400-1: Criticality Code Justification: AGAV; Special Features: REGULATOR,WITHOUT GAGE & PANEL;CRU-121(V)/A REGULATOR,OXYGEN,DEMAND; Part Name Assigned by Controlling Agency: INAVY) REGULATOR,OXYGEN,AIRCRAFT; End Item Identification: KC-130R;E-2C VDP2;P3-C AIRCRAFT. 1 specification is 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 1660-01-531-5437 has DEMIL Code B. 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.