The Regulator,oxygen,demand, cataloged under National Stock Number 1660-01-014-4117, 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through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1660-01-014-4117 |
| Primary Part Number | 29255-10A-B10A |
| Item Name | Regulator,oxygen,demand |
| FSC / FSG | 1660 / 16 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment |
| Manufacturer | Eci Defense Group, Inc. |
| Status | ACTIVE |
| Flow Indicator | INCLUDED |
| Mounting Method | PANEL |
| Voltage in Volts | 6.000 |
| Lighted Panel | INCLUDED |
| Pressure Gage | INCLUDED |
| Emergency Oxygen Control Type | SWITCH |
| On-Off Switch | INCLUDED |
| Installation Design | NONPORTABLE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | N |
| Part Number | Manufacturer |
|---|---|
| 29255-10A-B10A | Eci Defense Group, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 29255-10A-B10A | 3/2 Design control — primary reference U.S. Government activity |
| 29255-10A-B10 | 5/2 Secondary reference U.S. Government activity |
| CRU54/A | 5/1 Secondary reference Aeronautical and Support Equipment Type/asetds/aflcmc/ezsc |
| MS22062-6 | 4/1 Identification reference U.S. Government activity |
| MIL-R-25410 | 4/1 Identification reference U.S. Government activity |
NSN 1660-01-014-4117 is a Regulator,oxygen,demand, manufactured by Eci Defense Group, Inc., classified under FSC 1660, Aircraft Air Conditioning, Heating, and Pressurizing Equipment. Status: active.
NSN 1660-01-014-4117 has 1 manufacturer part number on file: 29255-10A-B10A (Eci Defense Group, Inc.).
3 possible matches (shared part number, not a government interchangeability claim): 1660-01-387-3644, 1660-01-387-3657, 1660-01-468-5080. Verify interchangeability with system specifications before substitution.
Key specifications for 29255-10A-B10A: Flow Indicator: INCLUDED; Mounting Method: PANEL; Voltage in Volts: 6.000; Lighted Panel: INCLUDED. 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 1660-01-014-4117 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.