The Duct Assembly,air Conditioning-H, cataloged under National Stock Number 1660-00-032-3518, 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 Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp. Government technical data includes 4 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1660-00-032-3518 |
| Primary Part Number | 61076-20036-043 |
| Item Name | Duct Assembly,air Conditioning-H |
| FSC / FSG | 1660 / 16 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment |
| Manufacturer | Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp |
| Status | ACTIVE |
| Material Document and Classification | QQ-A-250/13 FED SPEC SINGLE MATERIAL RESPONSE |
| Material Thickness | 0.040 INCHES NOMINAL IN |
| Material | ALUMINUM ALLOY 7075 |
| Aircraft Mission Design Series | SH-3H |
| 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 |
|---|---|
| 61076-20036-043 PRIMARY | Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp (USA) |
NSN 1660-00-032-3518 is a Duct Assembly,air Conditioning-H, manufactured by Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp, classified under FSC 1660, Aircraft Air Conditioning, Heating, and Pressurizing Equipment. Status: active.
NSN 1660-00-032-3518 has 1 manufacturer part number on file: 61076-20036-043 (Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp).
Key specifications for 61076-20036-043: Material Document and Classification: QQ-A-250/13 FED SPEC SINGLE MATERIAL RESPONSE; Material Thickness: 0.040 INCHES NOMINAL IN; End Item Identification: SH-3H AIRCRAFT; Material: ALUMINUM ALLOY 7075. 4 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 1660-00-032-3518 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.