# NSN 5999-00-503-1998: Heater, Thermal Release

NSN 5999-00-503-1998 (also written 5999005031998; NIIN 00-503-1998) is a heater, thermal release in Federal Supply Class 5999, Miscellaneous Electrical and Electronic Components. 1 manufacturer part number from 1 supplier is on record. It was last purchased in Aug 2026.

## Identification

- NSN: 5999-00-503-1998 (5999005031998)
- NIIN: 00-503-1998 (005031998)
- Item name: HEATER,THERMAL RELEASE
- Federal Supply Class: [FSC 5999 Miscellaneous Electrical and Electronic Components](https://nsnexplorer.com/fsc/5999/)
- Federal Supply Group: [FSG 59](https://nsnexplorer.com/group/59/)
- 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

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 9104H3917 | 27192 | DRS NAVAL POWER SYSTEMS INC DBA DRS POWER & CONTROL TECHNOLOGIES INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Price history

Newest first.

| Date | Unit price | Quantity | Supplier | Agency | Source |
| --- | --- | --- | --- | --- | --- |
| 2026-08-19 | $616.50 | 49 | JO-KELL INC. DBA JO-KELL INC | — | [record](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5999005031998) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-08-19 | [SPE7M426V5296](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5999005031998) | HEATER, THERMAL RELEASE | JO-KELL INC. DBA JO-KELL INC | $30,208.50 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=5999005031998&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5999005031998
- AMSC record: https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/
- USAspending contract actions (each award above links to its record)
- All data is public U.S. government data; every row above links to its source record where one exists.

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