# NSN 5950-00-645-7766: Transformer, Audio Frequency

NSN 5950-00-645-7766 (also written 5950006457766; NIIN 00-645-7766) is a transformer, audio frequency in Federal Supply Class 5950, Coils and Transformers. 3 manufacturer part numbers from 3 suppliers are on record. It was last purchased in Aug 2026.

## Identification

- NSN: 5950-00-645-7766 (5950006457766)
- NIIN: 00-645-7766 (006457766)
- Item name: TRANSFORMER,AUDIO FREQUENCY
- Federal Supply Class: [FSC 5950 Coils and Transformers](https://nsnexplorer.com/fsc/5950/)
- Federal Supply Group: [FSG 59](https://nsnexplorer.com/group/59/)
- Acquisition method suffix code: AMSC R: the government owns neither the data nor the rights, and obtaining them is judged uneconomical. (observed 2026-10-28)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| ADAR | BODY OUTSIDE DIAMETER | INCHES MAXIMUM 0.953 |
| ACZH | PRIMARY TO SECONDARY TURN RATIO | 1 TO 5-3/4 |
| AKNA | INCLOSURE TYPE | HERMETICALLY SEALED |
| AKPV | MOUNTING FACILITY QUANTITY | 2 |
| ADAQ | BODY LENGTH | INCHES MAXIMUM 1.437 |
| BPLC | WINDING FUNCTION AND QUANTITY | SINGLE COMPONENT PRIMARY 1 AND SECONDARY 2 |
| CRBZ | WINDING OPERATING CURRENT | SINGLE COMPONENT SINGLE PRIMARY MILLIAMPERES DC MAXIMUM 4.0 |
| ACZB | FREQUENCY RATING | SINGLE COMPONENT HERTZ MINIMUM 200.0 AND KILOHERTZ MAXIMUM 10.0 |
| ACZF | MAXIMUM TRANSFORMER POWER RATING | SINGLE COMPONENT MILLIWATTS 125.0 |
| AXGY | MOUNTING METHOD | SINGLE GROUP SLOT |
| TTQY | TERMINAL TYPE AND QUANTITY | WIRE HOOK 7 |
| ACYW | IMPEDANCE RATING IN OHMS | SINGLE COMPONENT ALL SECONDARY NOMINAL 150.0 |
| ACYW | IMPEDANCE RATING IN OHMS | SINGLE COMPONENT SINGLE PRIMARY NOMINAL 20000.0 |
| ABTD | MOUNTING SLOT WIDTH | SINGLE GROUP INCHES NOMINAL 0.120 |
| AARG | RELIABILITY INDICATOR | NOT ESTABLISHED |
| AEJN | DISTANCE BETWEEN MOUNTING FACILITY CENTERS | SINGLE MOUNTING FACILITY SINGLE CENTER GROUP INCHES NOMINAL 1.171 |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| H7 | 15634 | MAGNETIKA INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| H7 | 80223 | UNITED TRANSFORMER CORP SUB OF OPT INDUSTRIES INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| XA10015 | 10241 | TELEPHONE SYSTEMS/COMMUNICATIONS | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-08-31 | [SPE7M126V114D](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5950006457766) | TRANSFORMER, AUDIO FREQUENCY | MAGNETIKA INC DIV MAGNETIKA/PHILLIPSBURG LOCATION | $9,457.00 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=5950006457766&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5950006457766
- 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/5950-00-645-7766/
JSON: https://nsnexplorer.com/api/nsn/5950-00-645-7766.json