# NSN 5977-01-010-5528: Holder, Electrical Contact Brush

NSN 5977-01-010-5528 (also written 5977010105528; NIIN 01-010-5528) is a holder, electrical contact brush in Federal Supply Class 5977, Electrical Contact Brushes and Electrodes. 3 manufacturer part numbers from 2 suppliers are on record. It was last purchased in Sep 2026.

## Identification

- NSN: 5977-01-010-5528 (5977010105528)
- NIIN: 01-010-5528 (010105528)
- Item name: HOLDER,ELECTRICAL CONTACT BRUSH
- 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 Q: the government lacks adequate data or rights, but breakout to competition is expected. (observed 2026-10-27)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| AASA | THREAD LENGTH | INCHES NOMINAL 0.250 |
| ABHP | OVERALL LENGTH | INCHES NOMINAL 0.875 |
| ADAV | OVERALL DIAMETER | INCHES NOMINAL 0.484 |
| ADJT | INSIDE WIDTH | INCHES NOMINAL 0.192 |
| ADJU | INSIDE LENGTH | INCHES NOMINAL 0.875 |
| AKPV | MOUNTING FACILITY QUANTITY | 1 |
| ANCS | TOP THREAD LOCATION | INTERNAL |
| ANDA | BRUSH PRESSURE SPRING TYPE ACCOMMODATED | HELICAL COMPRESSION |
| ANDB | BRUSH SPRING ADJUSTABILITY | NONADJUSTABLE |
| ANDT | BRUSH QUANTITY ACCOMMODATED PER HOLDER | 1 |
| ANEJ | INSIDE THICKNESS | INCHES NOMINAL 0.192 |
| AZGM | MOUNTING FACILITY | PRESS FIT |
| STYL | STYLE DESIGNATOR | — |
| THDS | THREAD SIZE AND SERIES/TYPE DESIGNATOR | UNS 0.250-40 |
| TMQY | FURNISHED ITEMS AND QUANTITY | INSULATED BUSHING 1 |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 11570-1 | 84431 | GRAPHITE METALLIZING CORPORATION DBA GRAPHITE METALLIZING CORP | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| G336868 | 64959 | AMERICAN TELEPHONE AND TELEGRAPH CO | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| G336868 | 84431 | GRAPHITE METALLIZING CORPORATION DBA GRAPHITE METALLIZING CORP | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-09-03 | [SPE4A626V166X](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5977010105528) | HOLDER, ELECTRICAL C | LARKOS PACKING AND DISTRIBUTION INC. | $641.77 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=5977010105528&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5977010105528
- 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/5977-01-010-5528/
JSON: https://nsnexplorer.com/api/nsn/5977-01-010-5528.json