The Insulation Blanket,cabin,aircraf, cataloged under National Stock Number 1680-01-491-0263, is classified within Federal Supply Class 1680 (Miscellaneous Aircraft Accessories and Components) of the Aircraft Components and Accessories group. The manufacturer of record is Marshall of Cambridge Aerospace Limited. Government technical data includes 2 specifications, cited from the U.S. Government catalog. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1680-01-491-0263 |
| Primary Part Number | 57211 |
| Item Name | Insulation Blanket,cabin,aircraf |
| FSC / FSG | 1680 / 16 — Miscellaneous Aircraft Accessories and Components |
| Manufacturer | Marshall of Cambridge Aerospace Limited |
| Status | ACTIVE |
| Width | 48.000 INCHES NOMINAL IN |
| Thickness | 2.000 INCHES NOMINAL IN |
| 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 |
|---|---|
| 57211 | Marshall of Cambridge Aerospace Limited (GBR) |
| Reference | Meaning |
|---|---|
| 57211 | 3/9 Design control — primary reference Orcon Corporation Div Aerospace Division |
| 57211 | 5/9 Secondary reference Orcon Corporation |
NSN 1680-01-491-0263 is a Insulation Blanket,cabin,aircraf, manufactured by Marshall of Cambridge Aerospace Limited, classified under FSC 1680, Miscellaneous Aircraft Accessories and Components. Status: active.
NSN 1680-01-491-0263 has 1 manufacturer part number on file: 57211 (Marshall of Cambridge Aerospace Limited).
Key specifications for 57211: Special Features: 25 FT. LG. FT; Width: 48.000 INCHES NOMINAL IN; Thickness: 2.000 INCHES NOMINAL IN. 2 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.