The Mask,oxygen, cataloged under National Stock Number 1660-01-652-5787, 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 Rockwell Collins, Inc.. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Mask,oxygen |
| FSC / FSG | 1660 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment (FSG 16) |
| Manufacturers | Rockwell Collins, Inc. (CAGE 0EFD0); Gentex Corp (CAGE 60240); Vision Systems International Llc (CAGE 06VL3) |
| Parameter | Value |
|---|---|
| NSN | 1660-01-652-5787 |
| Primary Part Number | 270-9008-120 |
| Item Name | Mask,oxygen |
| FSC / FSG | 1660 / 16 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment |
| Manufacturer | Rockwell Collins, Inc. |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 270-9008-120 PRIMARY | Rockwell Collins, Inc. (USA) |
| G010-0035-125 PRIMARY | Gentex Corp (USA) |
| 359121-25-01 PRIMARY | Vision Systems International Llc (USA) |
| Reference | Meaning |
|---|---|
| 2ZCH28992-0003 | 7/2 Vendor item drawing reference U.S. Government activity |
NSN 1660-01-652-5787 is a Mask,oxygen, manufactured by Rockwell Collins, Inc., classified under FSC 1660, Aircraft Air Conditioning, Heating, and Pressurizing Equipment. Status: active.
NSN 1660-01-652-5787 has 3 manufacturer part numbers on file: 270-9008-120 (Rockwell Collins, Inc.), G010-0035-125 (Gentex Corp), 359121-25-01 (Vision Systems International Llc).
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 1660-01-652-5787 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.