The Insulation Blanket,thermal,aircr, cataloged under National Stock Number 1660-01-465-0551, 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 L3harris Technologies Integrated Systems L.p. Dba L3harris Technologies. Government technical data includes 1 specification, 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1660-01-465-0551 |
| Primary Part Number | 5271-937669-101 |
| Item Name | Insulation Blanket,thermal,aircr |
| FSC / FSG | 1660 / 16 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment |
| Manufacturer | L3harris Technologies Integrated Systems L.p. Dba L3harris Technologies |
| Status | ACTIVE |
| Criticality Code Justification | AGAV |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| 5271-937669-101 PRIMARY | L3harris Technologies Integrated Systems L.p. Dba L3harris Technologies (USA) |
| 5271-937669-101 PRIMARY | Tighitco Inc. (USA) |
NSN 1660-01-465-0551 is a Insulation Blanket,thermal,aircr, manufactured by L3harris Technologies Integrated Systems L.p. Dba L3harris Technologies, classified under FSC 1660, Aircraft Air Conditioning, Heating, and Pressurizing Equipment. Status: active.
NSN 1660-01-465-0551 has 2 manufacturer part numbers on file: 5271-937669-101 (L3harris Technologies Integrated Systems L.p. Dba L3harris Technologies), 5271-937669-101 (Tighitco Inc.).
Key specifications for 5271-937669-101: Criticality Code Justification: AGAV; End Item Identification: PATROL AIRCRAFT (P3C). 1 specification is 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 1660-01-465-0551 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.