The Insulation,thermal,special Purpo, cataloged under National Stock Number 5330-00-421-3323, 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. The record lists 4 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5330-00-421-3323 |
| Primary Part Number | 32-58320-3 |
| Item Name | Insulation,thermal,special Purpo |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 32-58320-3 PRIMARY | The Boeing Company Div Defense (USA) |
| 32-58320-3 | Derco Aerospace, Inc. Dba Derco Aerospace, Inc. a Lockheed Martin Company (USA) |
| 32-58320-3 | Coating Specialties, Inc Dba Aero Products Co (USA) |
| 32-58320-3 | Kitco Llc (USA) |
| Reference | Meaning |
|---|---|
| 32-58320-3 | 5/2 Secondary reference U.S. Government activity |
NSN 5330-00-421-3323 is a Insulation,thermal,special Purpo, manufactured by The Boeing Company Div Defense, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-00-421-3323 has 4 manufacturer part numbers on file: 32-58320-3 (The Boeing Company Div Defense), 32-58320-3 (Derco Aerospace, Inc. Dba Derco Aerospace, Inc. a Lockheed Martin Company), 32-58320-3 (Coating Specialties, Inc Dba Aero Products Co), 32-58320-3 (Kitco Llc).
Key specifications for 32-58320-3: Special Features: 9.700 IN. MIN 10.300 IN. MAX LG; 6.200 IN. MIN 6.800 IN. MAX W; 0.500 IN. THK. IN. 0 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 5330-00-421-3323 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.