The Heat Exchanger,air to Air,aircra, cataloged under National Stock Number 1660-01-409-1943, 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 Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1660-01-409-1943 |
| Primary Part Number | 2048AS872-01 |
| Item Name | Heat Exchanger,air to Air,aircra |
| FSC / FSG | 1660 / 16 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment |
| Manufacturer | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 2048AS872-01 | End to End Inc (USA) |
| 2048AS872-01 PRIMARY | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA) |
| Reference | Meaning |
|---|---|
| 10106278 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
| 2048AS872-01 | 5/9 Secondary reference Lockheed Martin Corporation Dba Lockheed Martin Simulation Training & Support |
NSN 1660-01-409-1943 is a Heat Exchanger,air to Air,aircra, manufactured by Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier, classified under FSC 1660, Aircraft Air Conditioning, Heating, and Pressurizing Equipment. Status: active.
NSN 1660-01-409-1943 has 2 manufacturer part numbers on file: 2048AS872-01 (End to End Inc), 2048AS872-01 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier).
Key specifications for 2048AS872-01: Overall Height: 1.230 INCHES NOMINAL IN; Overall Width: 26.880 INCHES NOMINAL IN; Overall Depth: 12.330 INCHES NOMINAL IN. 0 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.
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.