# NSN 4520-01-144-0337: Connector

NSN 4520-01-144-0337 (also written 4520011440337; NIIN 01-144-0337) is a connector in Federal Supply Class 4520, Space and Water Heating Equipment. 2 manufacturer part numbers from 2 suppliers are on record. It was last purchased in Sep 2026.

## Identification

- NSN: 4520-01-144-0337 (4520011440337)
- NIIN: 01-144-0337 (011440337)
- Item name: CONNECTOR
- Federal Supply Class: [FSC 4520 Space and Water Heating Equipment](https://nsnexplorer.com/fsc/4520/)
- Federal Supply Group: [FSG 45](https://nsnexplorer.com/group/45/)
- Acquisition method suffix code: AMSC L: annual buy value is below the screening threshold. (observed 2026-10-10)
- Acquisition method code: 3

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 100864-1 | 0WE82 | AMERICAN TURBO SYSTEMS INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 100864-1 | 51913 | WALKER POWER SYSTEMS, INC. DBA TIERNAY TURBINES | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Price history

Newest first.

| Date | Unit price | Quantity | Supplier | Agency | Source |
| --- | --- | --- | --- | --- | --- |
| 2026-09-22 | $107.28 | 62 | ECI DEFENSE GROUP, INC. DBA ECI DEFENSE GROUP INC | — | [record](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4520011440337) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-09-22 | [SPE8E926V2408](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4520011440337) | CONNECTOR | ECI DEFENSE GROUP, INC. DBA ECI DEFENSE GROUP INC | $6,651.36 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=4520011440337&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4520011440337
- 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.

Canonical page: https://nsnexplorer.com/nsn/4520-01-144-0337/
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