# NSN 5977-01-043-8766: Brush, Electrical Contact

NSN 5977-01-043-8766 (also written 5977010438766; NIIN 01-043-8766) is a brush, electrical contact in Federal Supply Class 5977, Electrical Contact Brushes and Electrodes. 1 manufacturer part number from 1 supplier is on record. It was last purchased in Sep 2026.

## Identification

- NSN: 5977-01-043-8766 (5977010438766)
- NIIN: 01-043-8766 (010438766)
- Item name: BRUSH,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 |
| --- | --- | --- |
| AABU | SHUNT POSITION DESIGNATOR | 8 |
| AAQL | BODY STYLE | — |
| ABGL | WIDTH | INCHES NOMINAL 1.250 |
| ABNM | THICKNESS | INCHES NOMINAL 0.375 |
| ABRY | LENGTH | INCHES NOMINAL 1.875 |
| AHXP | BRUSH SHUNT LENGTH | SINGLE SHUNT INCHES NOMINAL 3.000 |
| AHXR | TERMINAL SLOT WIDTH | INCHES NOMINAL 0.188 |
| BTHR | TOP STYLE | — |
| CQGT | CONTACT FACE STYLE | — |
| CQPY | BEVEL ANGLE | DEGREES NOMINAL 30.0 |
| CRBG | SHUNT INSULATION PROVISION AND QUANTITY | UNINSULATED 1 |
| CRMK | ANGLE | DEGREES NOMINAL 30.0 |
| MATT | MATERIAL | ELECTROGRAPHITIC |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | MFR REF SINGLE MATERIAL RESPONSE NATIONAL GRADE SA-45 |
| STYL | STYLE DESIGNATOR | — |
| TTQY | TERMINAL TYPE AND QUANTITY | STRAIGHT W/SLOT 1 |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| ESB011-1 | 51802 | HANSOME ENERGY SYSTEMS INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-09-17 | [SPE4A626PP219](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5977010438766) | BRUSH, ELECTRICAL CONTACT | HANSOME ENERGY SYSTEMS INC | $2,432.00 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=5977010438766&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5977010438766
- 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/5977-01-043-8766/
JSON: https://nsnexplorer.com/api/nsn/5977-01-043-8766.json