The Transformer,audio Frequency, cataloged under National Stock Number 5950-00-919-7677, is classified within Federal Supply Class 5950 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Freed Transformer Co. Government technical data includes 18 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 7 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5950-00-919-7677 |
| Primary Part Number | 40871 |
| Item Name | Transformer,audio Frequency |
| FSC / FSG | 5950 / 59 — No Item Name Available |
| Manufacturer | Freed Transformer Co |
| Status | ACTIVE |
| Mounting Method | THREADED HOLE(S) SINGLE GROUP |
| Reliability Indicator | NOT ESTABLISHED |
| Terminal Type and Quantity | 5 PIN |
| Maximum Transformer Power Rating | 50.0 MILLIWATTS SINGLE COMPONENT |
| Winding Operating Current | 8.0 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT SINGLE PRIMARY |
| Winding Function and Quantity | 1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT |
| Body Width | 0.781 INCHES MAXIMUM IN |
| Inclosure Type | FULLY INCLOSED |
| Impedance Rating in Ohms | 240.0 NOMINAL SINGLE COMPONENT SINGLE SECONDARY |
| Nominal Thread Size | 0.086 INCHES SINGLE GROUP IN |
| Distance Between Mounting Facility Centers | 0.437 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN |
| Impedance Rating in Ohms | 1500.0 NOMINAL SINGLE COMPONENT SINGLE PRIMARY |
| Thread Quantity Per Inch | 56 SINGLE GROUP |
| Body Length | 0.906 INCHES MAXIMUM IN |
| Body Height | 1.125 INCHES MAXIMUM IN |
| Mounting Facility Quantity | 2 SINGLE GROUP |
| Frequency Rating | 300.0 HERTZ MINIMUM AND 6.0 KILOHERTZ MAXIMUM SINGLE COMPONENT |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) SINGLE GROUP |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 40871 | Freed Transformer Co (USA) |
| MP52328 | Opt Industries Inc Div of Electronika Inc (USA) |
| 677-0273-010 | Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems (USA) |
| 20545 | Torotel, Inc. Div Torotel Products, Inc. (USA) |
| BC3473 | Ballastran Corp (USA) |
| BC3473 | Pegasus Inc (USA) |
| 677-0273-010 | Rockwell Collins, Inc. Div Collins Aerospace - Mission Systems (USA) |
NSN 5950-00-919-7677 is a Transformer,audio Frequency, manufactured by Freed Transformer Co, classified under FSC 5950 (No Item Name Available). Status: active.
NSN 5950-00-919-7677 has 7 cross-referenced part numbers: 40871 (Freed Transformer Co), MP52328 (Opt Industries Inc Div of Electronika Inc), 677-0273-010 (Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems), 20545 (Torotel, Inc. Div Torotel Products, Inc.), BC3473 (Ballastran Corp) and 2 more.
There are 12 known substitutes for 5950-00-919-7677: 5950-00-055-9523, 5310-00-264-1382, 5315-00-290-9167 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 40871: Mounting Method: THREADED HOLE(S) SINGLE GROUP; Reliability Indicator: NOT ESTABLISHED; Terminal Type and Quantity: 5 PIN; Maximum Transformer Power Rating: 50.0 MILLIWATTS SINGLE COMPONENT. 18 total characteristics are documented in the Federal Logistics Information System.