# NSN 5640-01-161-4465: Insulation Blanket, Thermal

NSN 5640-01-161-4465 (also written 5640011614465; NIIN 01-161-4465) 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. No purchases are on record yet.

## Identification

- NSN: 5640-01-161-4465 (5640011614465)
- NIIN: 01-161-4465 (011614465)
- 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 C: needs engineering source approval; other sources must qualify first. (observed 2026-10-10)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| ABNM | THICKNESS | INCHES NOMINAL 0.500 |
| ZZZV | FSC APPLICATION DATA | DUCT INSTALLATION |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 70500-21214-105 | 78286 | SIKORSKY AIRCRAFT CORPORATION DBA SIKORSKY AIRCRAFT CORP | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=5640011614465&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5640011614465
- 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.

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