The Transformer,audio Frequency, cataloged under National Stock Number 5950-01-251-4109, 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 Lockheed Martin Corporation Div Rms - Mitchel Field. Government technical data includes 20 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 5 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 | 5950-01-251-4109 |
| Primary Part Number | 1207788 |
| Item Name | Transformer,audio Frequency |
| FSC / FSG | 5950 / 59 — No Item Name Available |
| Manufacturer | Lockheed Martin Corporation Div Rms - Mitchel Field |
| Status | ACTIVE |
| Center to Center Distance Between Mounting Facilities Parallel to Width | 1.188 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN |
| Reliability Indicator | NOT ESTABLISHED |
| Inclosure Type | HERMETICALLY SEALED |
| Center to Center Distance Between Mounting Facilities Parallel to Length | 1.188 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN |
| Mounting Facility Quantity | 4 SINGLE GROUP |
| Body Height | 2.313 INCHES NOMINAL IN |
| Winding Shielding Method | CORE GROUNDED TO INCLOSURE AND BROUGHT OUT TO TERMINAL AND INTERNAL SHIELD BROUGHT OUT TO TERMINAL SINGLE COMPONENT |
| Body Width | 1.594 INCHES NOMINAL IN |
| Body Length | 1.594 INCHES NOMINAL IN |
| Terminal Type and Quantity | 6 TAB, SOLDER LUG |
| Winding Function and Quantity | 1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT |
| Mounting Method | THREADED STUD(S) SINGLE GROUP |
| Maximum Operating Temp | 130.0 CELSIUS DEGC |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) SINGLE GROUP |
| Nominal Thread Size | 0.138 INCHES SINGLE GROUP IN |
| Impedance Rating in Ohms | 40.0 MAXIMUM SINGLE COMPONENT SINGLE SECONDARY |
| Impedance Rating in Ohms | 10.0 NOMINAL SINGLE COMPONENT SINGLE PRIMARY |
| Winding Operating Current | 50.0 MICROAMPERES DC MAXIMUM SINGLE COMPONENT SINGLE SECONDARY |
| Frequency Rating | 186.0 HERTZ MINIMUM AND 886.0 HERTZ MAXIMUM SINGLE COMPONENT |
| Primary to Secondary Turn Ratio | 1 TO 1 SINGLE COMPONENT |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 43661 | Coast/advanced Chip Magnetics, Inc. (USA) |
| PEI 7656 | Precision Electronics, Inc (USA) |
| 1207788 PRIMARY | Lockheed Martin Corporation Div Rms - Mitchel Field (USA) |
| 14020 | Standex Electronics, Inc. (USA) |
| C15131 | Electronic Transformer Corp Div Electronic Transformer Corporation (USA) |
NSN 5950-01-251-4109 is a Transformer,audio Frequency, manufactured by Lockheed Martin Corporation Div Rms - Mitchel Field, classified under FSC 5950 (No Item Name Available). Status: active.
NSN 5950-01-251-4109 has 5 cross-referenced part numbers: 43661 (Coast/advanced Chip Magnetics, Inc.), PEI 7656 (Precision Electronics, Inc), 1207788 (Lockheed Martin Corporation Div Rms - Mitchel Field), 14020 (Standex Electronics, Inc.), C15131 (Electronic Transformer Corp Div Electronic Transformer Corporation).
There are 12 known substitutes for 5950-01-251-4109: 2925-00-193-0503, 5330-00-204-5277, 3455-00-228-5231 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 1207788: Center to Center Distance Between Mounting Facilities Parallel to Width: 1.188 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN; Reliability Indicator: NOT ESTABLISHED; Inclosure Type: HERMETICALLY SEALED; Overall Height: 2.688 INCHES NOMINAL IN. 21 total characteristics are documented in the Federal Logistics Information System.