The Regulator,oxygen,diluter Demand, cataloged under National Stock Number 1660-00-079-5138, 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 Eci Defense Group, Inc.. Government technical data includes 8 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1660-00-079-5138 |
| Primary Part Number | 14800-8B |
| Item Name | Regulator,oxygen,diluter Demand |
| FSC / FSG | 1660 / 16 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment |
| Manufacturer | Eci Defense Group, Inc. |
| Status | ACTIVE |
| Flow Indicator | INCLUDED |
| Mounting Method | SCREW |
| Voltage in Volts | 28.000 |
| Lighted Panel | INCLUDED |
| Pressure Gage | INCLUDED |
| Inlet Connection Size | 1/8 IN ANPT IN |
| On-Off Switch | INCLUDED |
| Installation Design | NONPORTABLE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | F |
| Part Number | Manufacturer |
|---|---|
| 14800-8B PRIMARY | Eci Defense Group, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 14800-8B | 3/9 Design control — primary reference Mission Systems Orchard Park Inc |
| 14800-8B | 5/9 Secondary reference Ingersoll-Rand Company Dba Ingersoll-Rand |
NSN 1660-00-079-5138 is a Regulator,oxygen,diluter Demand, manufactured by Eci Defense Group, Inc., classified under FSC 1660, Aircraft Air Conditioning, Heating, and Pressurizing Equipment. Status: active.
NSN 1660-00-079-5138 has 1 manufacturer part number on file: 14800-8B (Eci Defense Group, Inc.).
Key specifications for 14800-8B: Overall Height: 3.000 INCHES NOMINAL IN; Flow Indicator: INCLUDED; Mounting Method: SCREW; Voltage in Volts: 28.000. 8 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 1660-00-079-5138 has DEMIL Code D. 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.