The Duct Assembly,air Conditioning-H, cataloged under National Stock Number 1660-01-396-1685, 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 E.a.s. Manufacturing Co., Inc. Dba Eas Manufacturing Co Div E. a. S. Mfg. Co., Inc.. Government technical data includes 7 specifications, cited from the U.S. Government catalog. The record lists 2 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.
| Parameter | Value |
|---|---|
| NSN | 1660-01-396-1685 |
| Primary Part Number | 2545568 |
| Item Name | Duct Assembly,air Conditioning-H |
| FSC / FSG | 1660 / 16 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment |
| Manufacturer | E.a.s. Manufacturing Co., Inc. Dba Eas Manufacturing Co Div E. a. S. Mfg. Co., Inc. |
| Status | ACTIVE |
| Surface Treatment Document and Classification | MIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE |
| Material Document and Classification | QQ-A-200/8 FED SPEC SINGLE MATERIAL RESPONSE |
| Surface Treatment | ANODIZE |
| Aircraft Location | COCKPIT |
| Material | ALUMINUM ALLOY 6061 |
| Side for Which Designed | BOTH SIDES |
| Aircraft Mission Design Series | AV-8B |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 2545568 PRIMARY | E.a.s. Manufacturing Co., Inc. Dba Eas Manufacturing Co Div E. a. S. Mfg. Co., Inc. (USA) |
| 8655452 | Integrated Procurement Technologies (USA) |
| Reference | Meaning |
|---|---|
| 8655452 | 1/2 Source control — Government-approved source U.S. Government activity |
NSN 1660-01-396-1685 is a Duct Assembly,air Conditioning-H, manufactured by E.a.s. Manufacturing Co., Inc. Dba Eas Manufacturing Co Div E. a. S. Mfg. Co., Inc., classified under FSC 1660, Aircraft Air Conditioning, Heating, and Pressurizing Equipment. Status: active.
NSN 1660-01-396-1685 has 2 manufacturer part numbers on file: 2545568 (E.a.s. Manufacturing Co., Inc. Dba Eas Manufacturing Co Div E. a. S. Mfg. Co., Inc.), 8655452 (Integrated Procurement Technologies).
Key specifications for 2545568: Surface Treatment Document and Classification: MIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE; Material Document and Classification: QQ-A-200/8 FED SPEC SINGLE MATERIAL RESPONSE; Surface Treatment: ANODIZE; Aircraft Location: COCKPIT. 7 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 1660-01-396-1685 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.