The Transformer,power, cataloged under National Stock Number 5950-00-581-9037, 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 24 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 5950-00-581-9037 |
| Primary Part Number | 25603 |
| Item Name | Transformer,power |
| FSC / FSG | 5950 / 59 — No Item Name Available |
| Manufacturer | Freed Transformer Co |
| Status | CANCELLED |
| Thread Quantity Per Inch | 32 SINGLE GROUP |
| Winding Operating Current | 4.05 AMPERES AC MAXIMUM SINGLE COMPONENT FIRST SECONDARY |
| Reliability Indicator | NOT ESTABLISHED |
| Body Length | 3.938 INCHES NOMINAL IN |
| Mounting Facility Quantity | 4 SINGLE GROUP |
| Winding Operating Voltage | 6.30 AC VOLTS NOMINAL SINGLE COMPONENT FIRST SECONDARY |
| Body Width | 3.375 INCHES NOMINAL IN |
| Winding Operating Voltage | 600.00 AC VOLTS NOMINAL SINGLE COMPONENT THIRD SECONDARY |
| Body Height | 4.312 INCHES NOMINAL IN |
| Winding Operating Current | 25.0 MILLIAMPERES AC MAXIMUM SINGLE COMPONENT SECOND SECONDARY |
| Winding Function and Quantity | 2 PRIMARY AND 3 SECONDARY SINGLE COMPONENT |
| Winding Operating Voltage | 115.00 AC VOLTS NOMINAL SINGLE COMPONENT FIRST PRIMARY |
| Mounting Method | THREADED STUD(S) SINGLE GROUP |
| Winding Operating Current | 70.0 MILLIAMPERES AC MAXIMUM SINGLE COMPONENT THIRD SECONDARY |
| Input-Output Phase Relationship | SINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT |
| Inclosure Type | HERMETICALLY SEALED |
| Winding Operating Voltage | 570.00 AC VOLTS NOMINAL SINGLE COMPONENT SECOND SECONDARY |
| Winding Operating Voltage | 230.00 AC VOLTS NOMINAL SINGLE COMPONENT SECOND PRIMARY |
| Nominal Thread Size | 0.190 INCHES SINGLE GROUP IN |
| Thread Series Designator | UNF SINGLE GROUP |
| Center to Center Distance Between Mounting Facilities Parallel to Length | 2.438 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN |
| Terminal Type and Quantity | 13 TAB, SOLDER LUG |
| Center to Center Distance Between Mounting Facilities Parallel to Width | 3.000 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN |
| Frequency Rating | 50.0 HERTZ NOMINAL AND 60.0 HERTZ NOMINAL SINGLE COMPONENT |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 25603 PRIMARY | Freed Transformer Co (USA) |
| 672-0589-00 PRIMARY | Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems (USA) |
| 18508 | Emerson Electric Co White-Rodgers Div (USA) |
NSN 5950-00-581-9037 is a Transformer,power, manufactured by Freed Transformer Co, classified under FSC 5950 (No Item Name Available). Status: cancelled.
NSN 5950-00-581-9037 has 3 cross-referenced part numbers: 25603 (Freed Transformer Co), 672-0589-00 (Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems), 18508 (Emerson Electric Co White-Rodgers Div).
There are 11 known substitutes for 5950-00-581-9037: 5306-00-022-7855, 3010-00-107-0248, 5120-00-148-9488 and 8 more. Verify interchangeability with system specifications before substitution.
Key specifications for 25603: Thread Quantity Per Inch: 32 SINGLE GROUP; Winding Operating Current: 4.05 AMPERES AC MAXIMUM SINGLE COMPONENT FIRST SECONDARY; Reliability Indicator: NOT ESTABLISHED; Body Length: 3.938 INCHES NOMINAL IN. 24 total characteristics are documented in the Federal Logistics Information System.
NSN 5950-00-581-9037 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.