# NSN 1660-01-188-7231: Insulation Blanket, Thermal, Aircr

NSN 1660-01-188-7231 (also written 1660011887231; NIIN 01-188-7231) is an insulation blanket, thermal, aircr in Federal Supply Class 1660, Aircraft Air Conditioning, Heating, and Pressurizing Equipment. 4 manufacturer part numbers from 3 suppliers are on record. No purchases are on record yet.

## Identification

- NSN: 1660-01-188-7231 (1660011887231)
- NIIN: 01-188-7231 (011887231)
- Item name: INSULATION BLANKET,THERMAL,AIRCR
- Federal Supply Class: [FSC 1660 Aircraft Air Conditioning, Heating, and Pressurizing Equipment](https://nsnexplorer.com/fsc/1660/)
- Federal Supply Group: [FSG 16](https://nsnexplorer.com/group/16/)
- Acquisition method suffix code: AMSC C: needs engineering source approval; other sources must qualify first. (observed 2026-10-10)
- Acquisition method code: 1

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| ABFF | FURNISHED ITEMS | QUILTED |
| ABGL | WIDTH | INCHES NOMINAL 15.500 |
| ABJH | TEMP RATING | FAHRENHEIT 850.0 |
| ABNM | THICKNESS | INCHES NOMINAL 0.386 |
| ABRY | LENGTH | INCHES NOMINAL 62.000 |
| AMHB | LAYER QUANTITY | 1 |
| BDBG | MAXIMUM THERMAL CONDUCTIVITY | NOT REQUIRED |
| BDPC | LAYER ENVIRONMENTAL PROTECTION | SECOND LAYER HEAT RESISTANT |
| BDPC | LAYER ENVIRONMENTAL PROTECTION | FIRST LAYER HEAT RESISTANT |
| BDPC | LAYER ENVIRONMENTAL PROTECTION | THIRD LAYER HEAT RESISTANT |
| BDPD | LAYER THICKNESS | SECOND LAYER INCHES NOMINAL 0.004 |
| BDPD | LAYER THICKNESS | THIRD LAYER INCHES NOMINAL 0.380 |
| BDPD | LAYER THICKNESS | FIRST LAYER INCHES NOMINAL 0.002 |
| FEAT | SPECIAL FEATURES | -104 MAY BE USED INTERCHANGEABLY WITH 68A250324-2006;OLD AND NEW UPPER AND LOWER INSULATOR HALVES CANNOT BE INTERMIXED;THE FUNCTIONAL ENVIRONMENT OF THE INSULATION IS:TEMP-MINUS 65 DEG F TO 850 DEG F;ALTITUDE-MINUS 1,000FT TO 70,000FT;NHA 68A250470;F-15 AIRCRAFT;EFF ON 107 & UP |
| MATT | MATERIAL | LAYER SECOND LAYER STEEL CORROSION RESISTING |
| MATT | MATERIAL | LAYER THIRD LAYER GLASS FIBER |
| MATT | MATERIAL | LAYER FIRST LAYER STEEL CORROSION RESISTING |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 68A250324-2006 | 76301 | THE BOEING COMPANY DIV DEFENSE | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 68B250052-104 | 25167 | HI-TEMP INSULATION INC DBA HI-TEMP INSULATION INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 68B250052-104 | 54787 | THERMAL STRUCTURES, INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 68B250052-104 | 76301 | THE BOEING COMPANY DIV DEFENSE | [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=1660011887231&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=1660011887231
- 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/1660-01-188-7231/
JSON: https://nsnexplorer.com/api/nsn/1660-01-188-7231.json