The Heat Exchanger,fluid to Air, cataloged under National Stock Number 1660-01-683-7148, 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 Sea Systems Command. The record lists 4 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 1660-01-683-7148 |
| Primary Part Number | 8729530-002 |
| Item Name | Heat Exchanger,fluid to Air |
| FSC / FSG | 1660 / 16 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment |
| Manufacturer | Naval Sea Systems Command |
| 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 |
|---|---|
| 8729530-002 | Lockheed Martin Corporation Div Rms - Manassas (USA) |
| 8729530-002 PRIMARY | Naval Sea Systems Command (USA) |
| TF7903G1 | Boyd Corporation (woburn) Inc (USA) |
| C-TF7903G1 | Boyd Corporation (woburn) Inc (USA) |
| Reference | Meaning |
|---|---|
| 8725930 | D/9 Drawing number reference only Lockheed Martin Corporation Div Rms - Manassas |
| 8725930 | D/9 Drawing number reference only Naval Sea Systems Command |
NSN 1660-01-683-7148 is a Heat Exchanger,fluid to Air, manufactured by Naval Sea Systems Command, classified under FSC 1660, Aircraft Air Conditioning, Heating, and Pressurizing Equipment. Status: active.
NSN 1660-01-683-7148 has 4 manufacturer part numbers on file: 8729530-002 (Lockheed Martin Corporation Div Rms - Manassas), 8729530-002 (Naval Sea Systems Command), TF7903G1 (Boyd Corporation (woburn) Inc), C-TF7903G1 (Boyd Corporation (woburn) Inc).
Key specifications for 8729530-002: Part Name Assigned by Controlling Agency: HEAT EXCHANGER, RIGHT. 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.