# NSN 5640-01-437-0919: Insulation Blanket, Thermal

NSN 5640-01-437-0919 (also written 5640014370919; NIIN 01-437-0919) is an insulation blanket, thermal in Federal Supply Class 5640, Wallboard, Building Paper, and Thermal Insulation Materials. 1 manufacturer part number from 1 supplier is on record. The government has 1 open solicitation for it.

## Identification

- NSN: 5640-01-437-0919 (5640014370919)
- NIIN: 01-437-0919 (014370919)
- Item name: INSULATION BLANKET,THERMAL
- Federal Supply Class: [FSC 5640 Wallboard, Building Paper, and Thermal Insulation Materials](https://nsnexplorer.com/fsc/5640/)
- Federal Supply Group: [FSG 56](https://nsnexplorer.com/group/56/)
- Acquisition method suffix code: AMSC G: the government has a complete data package and the rights to use it. (observed 2026-11-03)
- Acquisition method code: 1

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| ZZZK | SPECIFICATION/STANDARD DATA | GOVERNMENT SPECIFICATION 81349-IL-F-5656A TO TYE3 |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 388528-1 | 98897 | LOCKHEED MARTIN CORP DIV LOCKHEED MARTIN AERONAUTICS COMPANY | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Open solicitations

| Solicitation | Quantity | Closes | Link |
| --- | --- | --- | --- |
| SPE8E6-27-T-0501 | 19 | 2026-11-13 | [DIBBS](https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=5640014370919&category=nsn) |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=5640014370919&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5640014370919
- AMSC record: https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/
- All data is public U.S. government data; every row above links to its source record where one exists.

Canonical page: https://nsnexplorer.com/nsn/5640-01-437-0919/
JSON: https://nsnexplorer.com/api/nsn/5640-01-437-0919.json