The Transformer,power, cataloged under National Stock Number 5950-01-157-7709, is classified within Federal Supply Class 5950 (Coils and Transformers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Eldec Aerospace Corp. Government technical data includes 19 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5950-01-157-7709 |
| Primary Part Number | 50-154-01 |
| Item Name | Transformer,power |
| FSC / FSG | 5950 / 59 — Coils and Transformers |
| Manufacturer | Eldec Aerospace Corp |
| Status | ACTIVE |
| Transformer Winding Connection Type | WYE-DELTA-WYE |
| Mounting Facility Quantity | 12 SINGLE GROUP |
| Inclosure Type | FULLY INCLOSED |
| Input-Output Phase Relationship | THREE PHASE TO THREE PHASE SINGLE COMPONENT |
| Mounting Method | BRACKET(S) AND THREADED HOLE(S) SINGLE GROUP |
| Body Width | 2.810 INCHES NOMINAL IN |
| Body Height | 4.540 INCHES NOMINAL IN |
| Winding Function and Quantity | 1 PRIMARY AND 4 SECONDARY SINGLE COMPONENT |
| Nominal Thread Size | 0.112 INCHES SINGLE GROUP IN |
| Maximum Operating Temp | 100.0 CELSIUS DEGC |
| Body Length | 7.400 INCHES NOMINAL IN |
| Winding Operating Current | 10.0 AMPERES AC MAXIMUM SINGLE COMPONENT SINGLE PRIMARY |
| Winding Operating Current | 25.0 AMPERES AC MAXIMUM SINGLE COMPONENT THIRD SECONDARY |
| Reliability Indicator | NOT ESTABLISHED |
| Frequency Rating | 400.0 HERTZ NOMINAL SINGLE COMPONENT |
| Thread Quantity Per Inch | 40 SINGLE GROUP |
| Winding Operating Voltage | 115.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY |
| Terminal Type and Quantity | 10 WIRE LEAD |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) SINGLE GROUP |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 50-154-01 PRIMARY | Eldec Aerospace Corp (USA) |
| TF50-154-01 | Eldec Aerospace Corp (USA) |
| TF50-154 | Eldec Aerospace Corp (USA) |
NSN 5950-01-157-7709 is a Transformer,power, manufactured by Eldec Aerospace Corp, classified under FSC 5950, Coils and Transformers. Status: active.
NSN 5950-01-157-7709 has 3 manufacturer part numbers on file: 50-154-01 (Eldec Aerospace Corp), TF50-154-01 (Eldec Aerospace Corp), TF50-154 (Eldec Aerospace Corp).
1 possible match (shared part number, not a government interchangeability claim): 5998-01-505-5963. Verify interchangeability with system specifications before substitution.
Key specifications for 50-154-01: Transformer Winding Connection Type: WYE-DELTA-WYE; Mounting Facility Quantity: 12 SINGLE GROUP; Inclosure Type: FULLY INCLOSED; Input-Output Phase Relationship: THREE PHASE TO THREE PHASE SINGLE COMPONENT. 19 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.
NSN 5950-01-157-7709 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.