The Regulator,oxygen,demand, cataloged under National Stock Number 1660-01-686-3733, 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 Kirby Morgan Dive Systems Inc. Government technical data includes 5 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1660-01-686-3733 |
| Primary Part Number | 505-455 |
| Item Name | Regulator,oxygen,demand |
| FSC / FSG | 1660 / 16 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment |
| Manufacturer | Kirby Morgan Dive Systems Inc |
| Status | ACTIVE |
| Flow Indicator | NOT INCLUDED |
| Lighted Panel | NOT INCLUDED |
| Pressure Gage | NOT INCLUDED |
| On-Off Switch | NOT INCLUDED |
| Installation Design | PORTABLE |
| 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 |
|---|---|
| 505-455 PRIMARY | Kirby Morgan Dive Systems Inc (USA) |
NSN 1660-01-686-3733 is a Regulator,oxygen,demand, manufactured by Kirby Morgan Dive Systems Inc, classified under FSC 1660, Aircraft Air Conditioning, Heating, and Pressurizing Equipment. Status: active.
NSN 1660-01-686-3733 has 1 manufacturer part number on file: 505-455 (Kirby Morgan Dive Systems Inc).
Key specifications for 505-455: Flow Indicator: NOT INCLUDED; Lighted Panel: NOT INCLUDED; Pressure Gage: NOT INCLUDED; Special Features: MATERIAL IS STAINLESS STEEL 316. 5 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.