The Duct Assembly,air Conditioning-H, cataloged under National Stock Number 1660-00-936-9272, 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 Arrowhead Products Corp. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1660-00-936-9272 |
| Primary Part Number | 32-50081-83 |
| Item Name | Duct Assembly,air Conditioning-H |
| FSC / FSG | 1660 / 16 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment |
| Manufacturer | Arrowhead Products Corp |
| Status | ACTIVE |
| Supplementary Features | FUNCTIONAL DESCRIPTION:BLEED AIR,MANIFOLD |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 32-50081-83 | Arrowhead Products Corp (USA) |
| 32-50081-83 | Derco Aerospace, Inc. Dba Derco Aerospace, Inc. a Lockheed Martin Company (USA) |
| 32-50081-83 | Kitco Llc (USA) |
| 32-50081-83 | Camnetics Manufacturing Corporation (USA) |
| Reference | Meaning |
|---|---|
| 2504621 | 5/2 Secondary reference U.S. Government activity |
| 32-50081-83 | 5/9 Secondary reference Senior Flexonics Inc |
| 32-50081-83 | 7/2 Vendor item drawing reference The Boeing Company Div Defense |
| 32-50081-83 | C/1 Advisory reference — outside the item-of-supply concept Senior Operations Llc Dba Metal Bellows Div Metal Bellows |
| 2508300-101 | 3/2 Design control — primary reference U.S. Government activity |
| 2504621-1 | 5/2 Secondary reference U.S. Government activity |
NSN 1660-00-936-9272 is a Duct Assembly,air Conditioning-H, manufactured by Arrowhead Products Corp, classified under FSC 1660, Aircraft Air Conditioning, Heating, and Pressurizing Equipment. Status: active.
NSN 1660-00-936-9272 has 4 manufacturer part numbers on file: 32-50081-83 (Arrowhead Products Corp), 32-50081-83 (Derco Aerospace, Inc. Dba Derco Aerospace, Inc. a Lockheed Martin Company), 32-50081-83 (Kitco Llc), 32-50081-83 (Camnetics Manufacturing Corporation).
1 possible match (shared part number, not a government interchangeability claim): 9390-01-203-4498. Verify interchangeability with system specifications before substitution.
Key specifications for 32-50081-83: Supplementary Features: FUNCTIONAL DESCRIPTION:BLEED AIR,MANIFOLD; Special Features: STEEL; End Item Identification: AIRCRAFT MODEL F4; F4N AIRCRAFT; F4S AIRCRAFT; CONSOLIDATED TARGETS. 1 specification is 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 1660-00-936-9272 has DEMIL Code B. 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.