The Transformer,power, cataloged under National Stock Number 5950-01-250-2551, is classified within Federal Supply Class 5950 (Coils and Transformers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Keytronics, Inc. Div Api Technologies Corp- Magnetics. Government technical data includes 10 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5950-01-250-2551 |
| Primary Part Number | K5973 |
| Item Name | Transformer,power |
| FSC / FSG | 5950 / 59 — Coils and Transformers |
| Manufacturer | Keytronics, Inc. Div Api Technologies Corp- Magnetics |
| Status | ACTIVE |
| Mounting Facility Quantity | 1 SINGLE GROUP |
| Inclosure Type | FULLY INCLOSED |
| Mounting Method | THREADED HOLE(S) SINGLE GROUP |
| Body Height | 0.890 INCHES MAXIMUM IN |
| Winding Function and Quantity | 1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT |
| Nominal Thread Size | 0.112 INCHES SINGLE GROUP IN |
| Body Length | 1.150 INCHES MAXIMUM IN |
| Thread Quantity Per Inch | 40 SINGLE GROUP |
| Terminal Type and Quantity | 5 SOLDER STUD |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) SINGLE GROUP |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| K5973 PRIMARY | Keytronics, Inc. Div Api Technologies Corp- Magnetics (USA) |
| Reference | Meaning |
|---|---|
| 7108178-002 | 1/2 Source control — Government-approved source U.S. Government activity |
NSN 5950-01-250-2551 is a Transformer,power, manufactured by Keytronics, Inc. Div Api Technologies Corp- Magnetics, classified under FSC 5950, Coils and Transformers. Status: active.
NSN 5950-01-250-2551 has 1 manufacturer part number on file: K5973 (Keytronics, Inc. Div Api Technologies Corp- Magnetics).
Key specifications for K5973: Mounting Facility Quantity: 1 SINGLE GROUP; Inclosure Type: FULLY INCLOSED; Mounting Method: THREADED HOLE(S) SINGLE GROUP; Body Height: 0.890 INCHES MAXIMUM IN. 10 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.