# NSN 6110-01-528-2530: Switching Unit, Power Transfer

NSN 6110-01-528-2530 (also written 6110015282530; NIIN 01-528-2530) is a switching unit, power transfer in Federal Supply Class 6110, Electrical Control Equipment. 2 manufacturer part numbers from 1 supplier are on record. No purchases are on record yet.

## Identification

- NSN: 6110-01-528-2530 (6110015282530)
- NIIN: 01-528-2530 (015282530)
- Item name: SWITCHING UNIT,POWER TRANSFER
- Federal Supply Class: [FSC 6110 Electrical Control Equipment](https://nsnexplorer.com/fsc/6110/)
- Federal Supply Group: [FSG 61](https://nsnexplorer.com/group/61/)
- 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 |
| --- | --- | --- |
| ABFF | FURNISHED ITEMS | SWITCH OFF POSITION |
| ABFY | OVERALL DEPTH | INCHES NOMINAL 14.500 |
| ABHP | OVERALL LENGTH | INCHES NOMINAL 29.000 |
| ABMK | OVERALL WIDTH | INCHES NOMINAL 16.000 |
| ACDC | CURRENT TYPE | AC |
| ACZB | FREQUENCY RATING | HERTZ NOMINAL 60.0 |
| AFTM | SWITCH POSITION QUANTITY | 3 |
| AGAV | END ITEM IDENTIFICATION | AUTOMATIC BUS TRANSFER |
| AMPS | CURRENT RATING IN AMPS | 100.0 |
| ANPZ | ENCLOSURE FEATURE | WATERTIGHT |
| APHH | SWITCH OPERATION METHOD | MOTOR DRIVEN |
| APHJ | SWITCH ACTION TYPE | ELECTROMAGNETIC CONTACTOR |
| CBBL | FEATURES PROVIDED | MANUAL OPERATION |
| ELEC | VOLTAGE IN VOLTS | 450.0 |
| FAAZ | PHASE | THREE |
| FEAT | SPECIAL FEATURES | TYPE ABT-A3 N274-7;ABT-4A3S-100W |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 24991.15 | 63743 | WARD LEONARD CT LLC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| N274-910341 | 63743 | WARD LEONARD CT LLC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=6110015282530&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=6110015282530
- AMSC record: https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/
- 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/6110-01-528-2530/
JSON: https://nsnexplorer.com/api/nsn/6110-01-528-2530.json