The Insulation Blanket,thermal,aircr, cataloged under National Stock Number 1660-01-705-8530, 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 The Boeing Company. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Insulation Blanket,thermal,aircr |
| FSC / FSG | 1660 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment (FSG 16) |
| Manufacturers | The Boeing Company (CAGE 8V613) |
| Parameter | Value |
|---|---|
| NSN | 1660-01-705-8530 |
| Primary Part Number | 7-311180041-253 |
| Item Name | Insulation Blanket,thermal,aircr |
| FSC / FSG | 1660 / 16 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment |
| Manufacturer | The Boeing Company |
| 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 |
|---|---|
| 7-311180041-253 PRIMARY | The Boeing Company (USA) |
| Reference | Meaning |
|---|---|
| 7-311180041 | D/9 Drawing number reference only The Boeing Company |
| 7-311180041-253 | 5/9 Secondary reference Mcdonnell Douglas Helicopter Co Inc |
NSN 1660-01-705-8530 is a Insulation Blanket,thermal,aircr, manufactured by The Boeing Company, classified under FSC 1660, Aircraft Air Conditioning, Heating, and Pressurizing Equipment. Status: active.
NSN 1660-01-705-8530 has 1 manufacturer part number on file: 7-311180041-253 (The Boeing Company).
1 possible match (shared part number, not a government interchangeability claim): 1660-01-705-8927. Verify interchangeability with system specifications before substitution.
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.