The Transformer,power, cataloged under National Stock Number 5950-00-250-7988, 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 Corp. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5950-00-250-7988 |
| Primary Part Number | 740643-101 |
| Item Name | Transformer,power |
| FSC / FSG | 5950 / 59 — No Item Name Available |
| Manufacturer | Lockheed Martin Corp |
| Status | ACTIVE |
| Winding Operating Voltage | 115.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY |
| Mounting Hole Diameter | 0.246 INCHES NOMINAL SINGLE GROUP IN |
| Inclosure Type | FULLY INCLOSED |
| Body Width | 2.870 INCHES NOMINAL IN |
| Frequency Rating | 380.0 HERTZ MINIMUM AND 420.0 HERTZ MAXIMUM SINGLE COMPONENT |
| Distance Between Mounting Facility Centers | 3.062 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN |
| Mounting Method | FLANGE AND UNTHREADED HOLE(S) SINGLE GROUP |
| Body Length | 2.480 INCHES NOMINAL IN |
| Winding Function and Quantity | 1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT |
| Winding Operating Voltage | 39.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE SECONDARY |
| Body Height | 2.420 INCHES NOMINAL IN |
| Mounting Facility Quantity | 2 SINGLE GROUP |
| Reliability Indicator | NOT ESTABLISHED |
| Terminal Type and Quantity | 5 TURRET |
| Input-Output Phase Relationship | SINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 41149 | Coast/advanced Chip Magnetics, Inc. (USA) |
| 42829-2 | Coast/advanced Chip Magnetics, Inc. (USA) |
| BX-9831 | Baltimore Transformer Co (USA) |
| 17631 | Robert M. Hadley Company, Inc. (USA) |
| 740643-101 PRIMARY | Lockheed Martin Corp (USA) |
| 4260-1134 | Bourns Instruments Inc (USA) |
NSN 5950-00-250-7988 is a Transformer,power, manufactured by Lockheed Martin Corp, classified under FSC 5950 (No Item Name Available). Status: active.
NSN 5950-00-250-7988 has 6 cross-referenced part numbers: 41149 (Coast/advanced Chip Magnetics, Inc.), 42829-2 (Coast/advanced Chip Magnetics, Inc.), BX-9831 (Baltimore Transformer Co), 17631 (Robert M. Hadley Company, Inc.), 740643-101 (Lockheed Martin Corp) and 1 more.
There are 11 known substitutes for 5950-00-250-7988: 9540-00-006-4997, 5133-00-228-1336, 2910-00-453-6237 and 8 more. Verify interchangeability with system specifications before substitution.
Key specifications for 740643-101: Winding Operating Voltage: 115.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY; Mounting Hole Diameter: 0.246 INCHES NOMINAL SINGLE GROUP IN; Inclosure Type: FULLY INCLOSED; Body Width: 2.870 INCHES NOMINAL IN. 15 total characteristics are documented in the Federal Logistics Information System.