# NSN 6665-01-552-1356: Test Kit, Heat Detector

NSN 6665-01-552-1356 (also written 6665015521356; NIIN 01-552-1356) is a test kit, heat detector in Federal Supply Class 6665, Hazard-Detecting Instruments and Apparatus. 2 manufacturer part numbers from 2 suppliers are on record. No purchases are on record yet.

## Identification

- NSN: 6665-01-552-1356 (6665015521356)
- NIIN: 01-552-1356 (015521356)
- Item name: TEST KIT,HEAT DETECTOR
- Federal Supply Class: [FSC 6665 Hazard-Detecting Instruments and Apparatus](https://nsnexplorer.com/fsc/6665/)
- Federal Supply Group: [FSG 66](https://nsnexplorer.com/group/66/)
- Acquisition method suffix code: AMSC D: the data needed to compete the part is unavailable or cannot be obtained economically. (observed 2026-10-10)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| FEAT | SPECIAL FEATURES | COLOR CODED LED USER FEEDBACK; AUTOMATIC INFRARED SENSING OF DETECTOR; MULTIPOSITION HEAD; 1HR RECHARGE TIME FOR BATTERY BATON; OPERATING TEMPERATURE 40F TO 115F; SUITABLE DETECTOR TYPES: SPOT TYPE, RATE OF RISE, FIXED TEMPERATURE AND COMBINATION UP TO 194F; MAXIMUM HEIGHT, 10FT USING SOLO 461 ALONE, UP TO 30FT USING SOLO EXTENSION POLES |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| SOLO 461 | 0FSR6 | SDI | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| SOLO 461 | 63528 | HOCHIKI AMERICA CORPORATION DBA HOCHIKI AMERICA 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=6665015521356&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=6665015521356
- 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/6665-01-552-1356/
JSON: https://nsnexplorer.com/api/nsn/6665-01-552-1356.json