The Insulation,thermal,special Purpo, cataloged under National Stock Number 5330-01-331-2561, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is The Boeing Company Div Defense. Government technical data includes 17 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-01-331-2561 |
| Primary Part Number | 68A250451-1006 |
| Item Name | Insulation,thermal,special Purpo |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Quilted Feature | NOT INCLUDED |
| Unable to Decode | UNABLE TO DECODE |
| Layer Environmental Protection | FIRE RESISTANT LOCATION NOT OTHERWISE SPECIFIED |
| Mounting Facility Location | TWO EDGES |
| Length | 11.700 INCHES NOMINAL IN |
| One Side Decoration Provision | NOT PROVIDED |
| Supplementary Features | 12 PCF DENSITY |
| Mounting Facility | SNAP FASTENER(S) |
| Maximum Thermal Conductivity | NOT RATED |
| Environmental Protection | FIRE RESISTANT |
| Width | 9.320 INCHES NOMINAL IN |
| Affixed Sheet | INCLUDED |
| Material | STEEL CORROSION RESISTING BOTH SIDES |
| Layer Quantity | 2 LOCATION NOT OTHERWISE SPECIFIED |
| Added Binder | NOT INCLUDED |
| Thickness | 0.540 INCHES NOMINAL IN |
| Layer Thickness | 0.250 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 68A250451-1006 PRIMARY | The Boeing Company Div Defense (USA) |
| Reference | Meaning |
|---|---|
| 68S250451-1006 | 5/9 Secondary reference Israel Aircraft Industries Ltd Aircraft Mfg Div |
NSN 5330-01-331-2561 is a Insulation,thermal,special Purpo, manufactured by The Boeing Company Div Defense, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-331-2561 has 1 manufacturer part number on file: 68A250451-1006 (The Boeing Company Div Defense).
Key specifications for 68A250451-1006: Quilted Feature: NOT INCLUDED; Unable to Decode: UNABLE TO DECODE; Layer Environmental Protection: FIRE RESISTANT LOCATION NOT OTHERWISE SPECIFIED; Mounting Facility Location: TWO EDGES. 17 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
NSN 5330-01-331-2561 has DEMIL Code Q. 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.