The Transformer Assembly, cataloged under National Stock Number 5950-00-534-5193, is classified within Federal Supply Class 5950 (Coils and Transformers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 30 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5950-00-534-5193 |
| Primary Part Number | 1244521 |
| Item Name | Transformer Assembly |
| FSC / FSG | 5950 / 59 — Coils and Transformers |
| Manufacturer | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
| Status | ACTIVE |
| Mounting Facility Quantity | 4 SINGLE GROUP |
| Inclosure Type | HERMETICALLY SEALED |
| Center to Center Distance Between Mounting Facilities Parallel to Length | 2.620 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN |
| Input-Output Phase Relationship | SINGLE PHASE TO SINGLE PHASE ALL COMPONENTS |
| Mounting Method | THREADED STUD(S) SINGLE GROUP |
| Body Width | 2.835 INCHES MAXIMUM IN |
| Body Height | 4.000 INCHES MAXIMUM IN |
| Maximum Transformer Power Rating | 90.0 VOLT-AMPERE FIRST COMPONENT |
| Winding Function and Quantity | 1 PRIMARY AND 1 SECONDARY ALL COMPONENTS |
| Features Provided | W/RECTIFIER |
| Nominal Thread Size | 0.190 INCHES SINGLE GROUP IN |
| Maximum Operating Temp | 120.0 CELSIUS DEGC |
| Body Length | 3.550 INCHES NOMINAL IN |
| Winding Operating Current | 150.0 MILLIAMPERES AC MAXIMUM SECOND COMPONENT SINGLE SECONDARY |
| Winding Operating Current | 782.0 MILLIAMPERES AC MAXIMUM FIRST COMPONENT SINGLE PRIMARY |
| Rating Method | ELECTRICAL ALL COMPONENTS SINGLE SECONDARY |
| Rating Method | ELECTRICAL ALL COMPONENTS SINGLE PRIMARY |
| DC Resistance Rating in Ohms | 0.100 FIRST COMPONENT SINGLE PRIMARY |
| DC Resistance Rating in Ohms | 0.400 SECOND COMPONENT SINGLE SECONDARY |
| DC Resistance Rating in Ohms | 16.000 FIRST COMPONENT SINGLE SECONDARY |
| DC Resistance Rating in Ohms | 2.000 SECOND COMPONENT SINGLE PRIMARY |
| Reliability Indicator | NOT ESTABLISHED |
| Frequency Rating | 400.0 HERTZ NOMINAL ALL COMPONENTS |
| Center to Center Distance Between Mounting Facilities Parallel to Width | 2.112 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN |
| Winding Operating Voltage | 115.00 AC VOLTS NOMINAL FIRST COMPONENT SINGLE PRIMARY |
| Winding Operating Voltage | 20.00 AC VOLTS NOMINAL SECOND COMPONENT SINGLE SECONDARY |
| Winding Operating Voltage | 280.00 AC VOLTS NOMINAL SECOND COMPONENT SINGLE PRIMARY |
| Winding Operating Voltage | 350.00 AC VOLTS NOMINAL FIRST COMPONENT SINGLE SECONDARY |
| Terminal Type and Quantity | 13 WIRE LEAD |
| Thread Series Designator | UNF 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 |
NSN 5950-00-534-5193 is a Transformer Assembly, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 5950, Coils and Transformers. Status: active.
NSN 5950-00-534-5193 has 2 manufacturer part numbers on file: 1244521 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), 188C239 (Lockheed Martin Corporation Div Rms).
Key specifications for 1244521: Mounting Facility Quantity: 4 SINGLE GROUP; Inclosure Type: HERMETICALLY SEALED; Center to Center Distance Between Mounting Facilities Parallel to Length: 2.620 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN; Input-Output Phase Relationship: SINGLE PHASE TO SINGLE PHASE ALL COMPONENTS. 30 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.