PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

13727Transformer,power

Magnespec Inc · NSN 5950-01-161-5857 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-01-161-5857 — this item is cataloged by the U.S. Government under National Stock Number 5950-01-161-5857. Primary manufacturer part number: 13727.
Features
  • Transformer,power — FSC 5950
  • Reliability Indicator: NOT ESTABLISHED
  • Frequency Rating: 400.0 HERTZ NOMINAL SINGLE COMPONENT
  • Nominal Thread Size: 0.112 INCHES SINGLE GROUP IN
  • Input-Output Phase Relationship: SINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
  • Maximum Operating Temp: 155.0 CELSIUS DEGC
  • Thread Quantity Per Inch: 40 SINGLE GROUP
  • Terminal Type and Quantity: 8 PIN
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,power, cataloged under National Stock Number 5950-01-161-5857, 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 19 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-01-161-5857
Primary Part Number13727
Item NameTransformer,power
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerMagnespec Inc
StatusACTIVE
Reliability IndicatorNOT ESTABLISHED
Frequency Rating400.0 HERTZ NOMINAL SINGLE COMPONENT
Nominal Thread Size0.112 INCHES SINGLE GROUP IN
Input-Output Phase RelationshipSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
Maximum Operating Temp155.0 CELSIUS DEGC
Thread Quantity Per Inch40 SINGLE GROUP
Terminal Type and Quantity8 PIN
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
Winding Operating Voltage19.90 AC VOLTS NOMINAL SINGLE COMPONENT SECOND SECONDARY
Mounting MethodTHREADED HOLE(S) SINGLE GROUP
Inclosure TypeFULLY INCLOSED
Body Outside Diameter1.700 INCHES MAXIMUM IN
Winding Operating Voltage115.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Winding Operating Current178.0 MILLIAMPERES AC MAXIMUM SINGLE COMPONENT FIRST SECONDARY
Winding Operating Current380.0 MILLIAMPERES AC MAXIMUM SINGLE COMPONENT SECOND SECONDARY
Winding Operating Voltage47.50 AC VOLTS NOMINAL SINGLE COMPONENT FIRST SECONDARY
Mounting Facility Quantity1 SINGLE GROUP
Body Length0.900 INCHES MAXIMUM IN
Winding Function and Quantity1 PRIMARY AND 2 SECONDARY SINGLE COMPONENT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
5999-00-243-21331450144-2 INTERCHANGEABLE
Contact,electrical
Caes Systems Llc
5133-00-293-290543612 INTERCHANGEABLE
Bit,auger
Stanley Tools Div of Stanley Works
5950-00-648-0924 INTERCHANGEABLE
Transformer,audio Frequency
1650-00-719-466313727 INTERCHANGEABLE
Parts Kit,valve
Eaton Aerospace Llc Dba Eaton Aerospace Jackson
3040-01-151-798914037959 INTERCHANGEABLE
Shaft,straight
General Motors Llc Dba General Motors Llc
5950-01-205-1667G111228-1 INTERCHANGEABLE
Transformer,power
Raytheon Company Dba Raytheon Co
2990-01-398-457043612 INTERCHANGEABLE
Muffler,exhaust
Industrial Technologies and Services Llc
4720-01-503-8491436-12 INTERCHANGEABLE
Hose Assembly,nonmetallic
Parker-Hannifin Corporation Dba Pneutronics Div Hose Products Division
Cross-Reference Index
Part NumberManufacturer
550025-01 Bae Systems Controls Inc (USA)
PEI 7599 Precision Electronics, Inc (USA)
43612 Coast/advanced Chip Magnetics, Inc. (USA)
13727 PRIMARY Magnespec Inc (USA)
Related Parts
5999-00-243-2133INTERCHANGEABLE
CONTACT,ELECTRICAL
1450144-2
5133-00-293-2905INTERCHANGEABLE
BIT,AUGER
43612
5950-00-648-0924INTERCHANGEABLE
TRANSFORMER,AUDIO FREQUENCY
1650-00-719-4663INTERCHANGEABLE
PARTS KIT,VALVE
13727
3040-01-151-7989INTERCHANGEABLE
SHAFT,STRAIGHT
14037959
5950-01-205-1667INTERCHANGEABLE
TRANSFORMER,POWER
G111228-1
2990-01-398-4570INTERCHANGEABLE
MUFFLER,EXHAUST
43612
4720-01-503-8491INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
436-12

Frequently Asked Questions

What is NSN 5950-01-161-5857?

NSN 5950-01-161-5857 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 5950-01-161-5857?

NSN 5950-01-161-5857 has 4 cross-referenced part numbers: 550025-01 (Bae Systems Controls Inc), PEI 7599 (Precision Electronics, Inc), 43612 (Coast/advanced Chip Magnetics, Inc.), 13727 (Magnespec Inc).

What NSN replaces 5950-01-161-5857?

There are 8 known substitutes for 5950-01-161-5857: 5999-00-243-2133, 5133-00-293-2905, 5950-00-648-0924 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 13727?

Key specifications for 13727: Reliability Indicator: NOT ESTABLISHED; Frequency Rating: 400.0 HERTZ NOMINAL SINGLE COMPONENT; Nominal Thread Size: 0.112 INCHES SINGLE GROUP IN; Input-Output Phase Relationship: SINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT. 19 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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