The Occluder,exhalation, cataloged under National Stock Number 1660-01-447-3402, 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 Gentex Corp. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Occluder,exhalation |
| FSC / FSG | 1660 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment (FSG 16) |
| Manufacturers | O&s Aviation Srl (CAGE AP250); Gentex Corp (CAGE 60240) |
| Parameter | Value |
|---|---|
| NSN | 1660-01-447-3402 |
| Primary Part Number | G010-1210-01 |
| Item Name | Occluder,exhalation |
| FSC / FSG | 1660 / 16 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment |
| Manufacturer | Gentex Corp |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| G010-1210-01 | O&s Aviation Srl (ITA) |
| G010-1210-01 PRIMARY | Gentex Corp (USA) |
| Reference | Meaning |
|---|---|
| G010-1210-01 | 5/9 Secondary reference Bhv Aviation Consultants Gmbh |
| 1660PL0857957 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| 10417197 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
NSN 1660-01-447-3402 is a Occluder,exhalation, manufactured by Gentex Corp, classified under FSC 1660, Aircraft Air Conditioning, Heating, and Pressurizing Equipment. Status: active.
NSN 1660-01-447-3402 has 2 manufacturer part numbers on file: G010-1210-01 (O&s Aviation Srl), G010-1210-01 (Gentex Corp).
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.