The Transformer,power, cataloged under National Stock Number 5950-01-044-7786, is classified within Federal Supply Class 5950 (Coils and Transformers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Unitron, Lp Dba Unitron Power Systems, Lp ; Atlas Marine Systems. Government technical data includes 16 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5950-01-044-7786 |
| Primary Part Number | 30173-1 |
| Item Name | Transformer,power |
| FSC / FSG | 5950 / 59 — Coils and Transformers |
| Manufacturer | Unitron, Lp Dba Unitron Power Systems, Lp ; Atlas Marine Systems |
| Status | ACTIVE |
| Transformer Winding Connection Type | DELTA-DELTA |
| Mounting Facility Quantity | 4 SINGLE GROUP |
| Inclosure Type | OPEN |
| Center to Center Distance Between Mounting Facilities Parallel to Length | 8.375 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN |
| Input-Output Phase Relationship | THREE PHASE TO SINGLE PHASE SINGLE COMPONENT |
| Mounting Method | SLOT SINGLE GROUP |
| Body Width | 7.750 INCHES NOMINAL IN |
| Body Height | 8.813 INCHES NOMINAL IN |
| Maximum Transformer Power Rating | 5.0 KILOVOLT-AMPERE SINGLE COMPONENT |
| Winding Function and Quantity | 3 PRIMARY AND 2 SECONDARY SINGLE COMPONENT |
| Body Length | 10.625 INCHES NOMINAL IN |
| Center to Center Distance Between Mounting Facilities Parallel to Width | 7.563 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN |
| Winding Operating Voltage | 115.00 AC VOLTS NOMINAL SINGLE COMPONENT SECOND SECONDARY |
| Winding Operating Voltage | 95.00 AC VOLTS NOMINAL SINGLE COMPONENT FIRST PRIMARY |
| Terminal Type and Quantity | 7 SCREW |
| Mounting Slot Width | 0.438 INCHES NOMINAL SINGLE GROUP IN |
| 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 |
|---|---|
| 30173-1 PRIMARY | Unitron, Lp Dba Unitron Power Systems, Lp ; Atlas Marine Systems (USA) |
| Reference | Meaning |
|---|---|
| 30173-1 | 3/9 Design control — primary reference Unitron Inc |
| 636-4561 | 5/9 Secondary reference Sherjor Inc |
NSN 5950-01-044-7786 is a Transformer,power, manufactured by Unitron, Lp Dba Unitron Power Systems, Lp ; Atlas Marine Systems, classified under FSC 5950, Coils and Transformers. Status: active.
NSN 5950-01-044-7786 has 1 manufacturer part number on file: 30173-1 (Unitron, Lp Dba Unitron Power Systems, Lp ; Atlas Marine Systems).
2 possible matches (shared part number, not a government interchangeability claim): 5330-01-151-8277, 5995-01-699-2423. Verify interchangeability with system specifications before substitution.
Key specifications for 30173-1: Transformer Winding Connection Type: DELTA-DELTA; Mounting Facility Quantity: 4 SINGLE GROUP; Inclosure Type: OPEN; Center to Center Distance Between Mounting Facilities Parallel to Length: 8.375 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN. 16 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.