# NSN 5977-01-420-5526: Ring Assembly, Electrical Contact

NSN 5977-01-420-5526 (also written 5977014205526; NIIN 01-420-5526) is a ring assembly, electrical contact in Federal Supply Class 5977, Electrical Contact Brushes and Electrodes. 4 manufacturer part numbers from 4 suppliers are on record. It was last purchased in Sep 2026.

## Identification

- NSN: 5977-01-420-5526 (5977014205526)
- NIIN: 01-420-5526 (014205526)
- Item name: RING ASSEMBLY,ELECTRICAL CONTACT
- Federal Supply Class: [FSC 5977 Electrical Contact Brushes and Electrodes](https://nsnexplorer.com/fsc/5977/)
- Federal Supply Group: [FSG 59](https://nsnexplorer.com/group/59/)
- 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 |
| --- | --- | --- |
| AGAV | END ITEM IDENTIFICATION | SUPPORT OF PREPROVISIONING ITEMS WHICH NAVICP PHILA ACTS AS POINT OF ENTRY |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| NAV94307-01 | 1S6F6 | DRS TECHNICAL SERVICES, INC. DBA RADIAN | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| NAV94307-01 | 21856 | CENTROID, INC. DBA CENTROID INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| NAV94307-01 | 74627 | FORT WALTON MACHINING INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| NAV94307-01 | 7Z726 | ENGILITY CORPORATION | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-09-17 | [SPE4A626PA416](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5977014205526) | RING ASSEMBLY, ELECT | CENTROID, INC. DBA CENTROID INC | $54,990.00 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=5977014205526&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5977014205526
- 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/5977-01-420-5526/
JSON: https://nsnexplorer.com/api/nsn/5977-01-420-5526.json