The Insulation Blanket,thermal,aircr, cataloged under National Stock Number 1660-01-699-6522, 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 Div Legacy Am&m. Government technical data includes 3 specifications, cited from the U.S. Government catalog. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 1660-01-699-6522 |
| Primary Part Number | L3045911-091 |
| Item Name | Insulation Blanket,thermal,aircr |
| FSC / FSG | 1660 / 16 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment |
| Manufacturer | The Boeing Company Div Legacy Am&m |
| Status | ACTIVE |
| Length | 10.00 INCHES NOMINAL IN |
| Width | 4.50 INCHES NOMINAL IN |
| Thickness | 0.80 INCHES MINIMUM AND 1.80 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| L3045911-091 | The Boeing Company Div Legacy Am&m (USA) |
| L3045911-091 | Nordam Group Llc, the Div Nordam Transparency Division (USA) |
| L3045911-091 | Tri-State Plastics, Inc. (USA) |
| L3045911-091 | Maney Aircraft, Inc. Dba Maney Aircraft (USA) |
| Reference | Meaning |
|---|---|
| L3045911-091 | 3/2 Design control — primary reference U.S. Government activity |
| L3045911-091 | 5/2 Secondary reference U.S. Government activity |
NSN 1660-01-699-6522 is a Insulation Blanket,thermal,aircr, manufactured by The Boeing Company Div Legacy Am&m, classified under FSC 1660, Aircraft Air Conditioning, Heating, and Pressurizing Equipment. Status: active.
NSN 1660-01-699-6522 has 4 manufacturer part numbers on file: L3045911-091 (The Boeing Company Div Legacy Am&m), L3045911-091 (Nordam Group Llc, the Div Nordam Transparency Division), L3045911-091 (Tri-State Plastics, Inc.), L3045911-091 (Maney Aircraft, Inc. Dba Maney Aircraft).
Key specifications for L3045911-091: Length: 10.00 INCHES NOMINAL IN; Width: 4.50 INCHES NOMINAL IN; Part Name Assigned by Controlling Agency: BLANKET, ASSEMBLY OF; End Item Identification: B1-B LANCER. 3 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 1660-01-699-6522 has DEMIL Code D. 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.