PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

13966Transformer,power

Magnespec Inc · NSN 5950-01-243-0714 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-01-243-0714 — this item is cataloged by the U.S. Government under National Stock Number 5950-01-243-0714. Primary manufacturer part number: 13966.
Features
  • Transformer,power — FSC 5950
  • Winding Operating Current: 5.9 AMPERES DC NOMINAL SINGLE COMPONENT FIRST SECONDARY
  • Winding Operating Current: 320.0 MILLIAMPERES DC NOMINAL SINGLE COMPONENT THIRD SECONDARY
  • Winding Power Rating: 2.6 WATTS SINGLE COMPONENT THIRD SECONDARY
  • Mounting Method: UNTHREADED HOLE(S) SINGLE GROUP
  • Body Height: 1.450 INCHES MAXIMUM IN
  • Winding Operating Voltage: 8.00 DC VOLTS NOMINAL SINGLE COMPONENT THIRD SECONDARY
  • Mounting Hole Diameter: 0.147 INCHES NOMINAL SINGLE GROUP IN
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,power, cataloged under National Stock Number 5950-01-243-0714, 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 Magnespec Inc. Government technical data includes 26 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-01-243-0714
Primary Part Number13966
Item NameTransformer,power
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerMagnespec Inc
StatusACTIVE
Winding Operating Current5.9 AMPERES DC NOMINAL SINGLE COMPONENT FIRST SECONDARY
Winding Operating Current320.0 MILLIAMPERES DC NOMINAL SINGLE COMPONENT THIRD SECONDARY
Winding Power Rating2.6 WATTS SINGLE COMPONENT THIRD SECONDARY
Mounting MethodUNTHREADED HOLE(S) SINGLE GROUP
Body Height1.450 INCHES MAXIMUM IN
Winding Operating Voltage8.00 DC VOLTS NOMINAL SINGLE COMPONENT THIRD SECONDARY
Mounting Hole Diameter0.147 INCHES NOMINAL SINGLE GROUP IN
Winding Power Rating70.0 WATTS SINGLE COMPONENT FIRST SECONDARY
Frequency Rating10.0 KILOHERTZ NOMINAL SINGLE COMPONENT
Winding Operating Voltage18.00 DC VOLTS NOMINAL SINGLE COMPONENT FIRST SECONDARY
Center to Center Distance Between Mounting Facilities Parallel to Width1.500 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Terminal Type and Quantity14 PIN
Body Length2.450 INCHES MAXIMUM IN
Winding Operating Voltage6.00 DC VOLTS NOMINAL SINGLE COMPONENT FOURTH SECONDARY
Winding Operating Current6.0 AMPERES DC NOMINAL SINGLE COMPONENT SECOND SECONDARY
Winding Operating Current10.0 MILLIAMPERES DC NOMINAL SINGLE COMPONENT FOURTH SECONDARY
Input-Output Phase RelationshipSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
Mounting Facility Quantity4 SINGLE GROUP
Body Width2.020 INCHES MAXIMUM IN
Winding Power Rating96.0 WATTS SINGLE COMPONENT SECOND SECONDARY
Winding Power Rating50.0 MILLIWATTS SINGLE COMPONENT FOURTH SECONDARY
Winding Function and Quantity1 PRIMARY AND 4 SECONDARY SINGLE COMPONENT
Winding Operating Voltage16.00 DC VOLTS NOMINAL SINGLE COMPONENT SECOND SECONDARY
Inclosure TypePARTIALLY INCLOSED
Center to Center Distance Between Mounting Facilities Parallel to Length2.100 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Reliability IndicatorNOT ESTABLISHED
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
4320-00-215-797239435-1S INTERCHANGEABLE
Diaphragm Assembly
R. D. Miners, Inc Dba Ray Burner Co
5930-00-224-566713966 INTERCHANGEABLE
Switch,push-Pull
Camdec Corp
3020-00-231-1968 INTERCHANGEABLE
Pulley,leveling
6145-00-548-1258 INTERCHANGEABLE
Cable,power,electrical
3110-01-155-4440J-2416 INTERCHANGEABLE
Bearing,roller,needle
Jtekt Bearings North America Llc Div Kbna - Ord 1
5980-01-177-03403-3959 INTERCHANGEABLE
Holder,photoelectric Cell
American Hofmann Corp
6520-01-376-461713966 INTERCHANGEABLE
Point Assortment,pulp Canal,dent
Kerr Corporation
2990-01-425-658813966 INTERCHANGEABLE
Muffler,exhaust
Spx Fluid Power
2590-01-616-670713966 INTERCHANGEABLE
Bracket,vehicular Components
DP Manufacturing Inc.
Cross-Reference Index
Part NumberManufacturer
13966 PRIMARY Magnespec Inc (USA)
B4012149 Department of the Army Hq United States Army Communications Research and Development Command (USA)
Related Parts
4320-00-215-7972INTERCHANGEABLE
DIAPHRAGM ASSEMBLY
39435-1S
5930-00-224-5667INTERCHANGEABLE
SWITCH,PUSH-PULL
13966
3020-00-231-1968INTERCHANGEABLE
PULLEY,LEVELING
6145-00-548-1258INTERCHANGEABLE
CABLE,POWER,ELECTRICAL
3110-01-155-4440INTERCHANGEABLE
BEARING,ROLLER,NEEDLE
J-2416
5980-01-177-0340INTERCHANGEABLE
HOLDER,PHOTOELECTRIC CELL
3-3959
6520-01-376-4617INTERCHANGEABLE
POINT ASSORTMENT,PULP CANAL,DENT
13966
2990-01-425-6588INTERCHANGEABLE
MUFFLER,EXHAUST
13966
2590-01-616-6707INTERCHANGEABLE
BRACKET,VEHICULAR COMPONENTS
13966

Frequently Asked Questions

What is NSN 5950-01-243-0714?

NSN 5950-01-243-0714 is a Transformer,power, manufactured by Magnespec Inc, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-01-243-0714?

NSN 5950-01-243-0714 has 2 cross-referenced part numbers: 13966 (Magnespec Inc), B4012149 (Department of the Army Hq United States Army Communications Research and Development Command).

What NSN replaces 5950-01-243-0714?

There are 9 known substitutes for 5950-01-243-0714: 4320-00-215-7972, 5930-00-224-5667, 3020-00-231-1968 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 13966?

Key specifications for 13966: Winding Operating Current: 5.9 AMPERES DC NOMINAL SINGLE COMPONENT FIRST SECONDARY; Winding Operating Current: 320.0 MILLIAMPERES DC NOMINAL SINGLE COMPONENT THIRD SECONDARY; Winding Power Rating: 2.6 WATTS SINGLE COMPONENT THIRD SECONDARY; Mounting Method: UNTHREADED HOLE(S) SINGLE GROUP. 26 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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