PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

43478Transformer,power

Freed Transformer Co · NSN 5950-00-930-5317 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-930-5317 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-930-5317. Primary manufacturer part number: 43478.
Features
  • Transformer,power — FSC 5950
  • Reliability Indicator: NOT ESTABLISHED
  • Mounting Hole Diameter: 0.375 INCHES NOMINAL SINGLE GROUP IN
  • Terminal Type and Quantity: 7 TAB, SOLDER LUG
  • Center to Center Distance Between Mounting Facilities Parallel to Length: 2.562 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
  • Input-Output Phase Relationship: SINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
  • Body Width: 2.370 INCHES MAXIMUM IN
  • Inclosure Type: FULLY INCLOSED
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,power, cataloged under National Stock Number 5950-00-930-5317, 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 Freed Transformer Co. Government technical data includes 18 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. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-00-930-5317
Primary Part Number43478
Item NameTransformer,power
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerFreed Transformer Co
StatusACTIVE
Reliability IndicatorNOT ESTABLISHED
Mounting Hole Diameter0.375 INCHES NOMINAL SINGLE GROUP IN
Terminal Type and Quantity7 TAB, SOLDER LUG
Center to Center Distance Between Mounting Facilities Parallel to Length2.562 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Input-Output Phase RelationshipSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
Body Width2.370 INCHES MAXIMUM IN
Inclosure TypeFULLY INCLOSED
Body Length4.070 INCHES MAXIMUM IN
Winding Operating Voltage20.70 AC VOLTS NOMINAL SINGLE COMPONENT FIRST SECONDARY
Winding Shielding MethodINTERNAL SHIELD GROUNDED TO INCLOSURE AND CORE SINGLE COMPONENT
Winding Function and Quantity1 PRIMARY AND 2 SECONDARY SINGLE COMPONENT
Body Height3.320 INCHES MAXIMUM IN
Mounting Facility Quantity4 SINGLE GROUP
Frequency Rating50.0 HERTZ MINIMUM AND 400.0 HERTZ MAXIMUM SINGLE COMPONENT
Winding Operating Voltage115.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Mounting MethodFLANGE AND UNTHREADED HOLE(S) SINGLE GROUP
Center to Center Distance Between Mounting Facilities Parallel to Width3.000 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Winding Operating Voltage30.20 AC VOLTS NOMINAL SINGLE COMPONENT SECOND SECONDARY
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
6145-00-161-46295076 INTERCHANGEABLE
Braid,wire
Belden Wire & Cable Company Llc Dba Belden Cdt Electronics Division
5133-01-095-6635 INTERCHANGEABLE
Drill,twist
6515-01-165-6709241.06 INTERCHANGEABLE
Bone Plate
Depuy Synthes Sales Inc Dba Depuy Synthes Trauma Div Depuy Synthes Sales, Inc., D/b/a Depuy Synthes Trauma
6110-01-211-471424106 INTERCHANGEABLE
Starter,motor
Ward Leonard Ct Llc
5945-01-260-856824106 INTERCHANGEABLE
Solenoid,electrical
Cole Hersee Company
3040-01-361-879543478 INTERCHANGEABLE
Axle,straight
Electro-Tec Corp Dba Moog Inc., Components Group
4810-01-373-651443478 INTERCHANGEABLE
Subplate,solenoid Valve
Eaton Aerospace Llc Dba Eaton Aerospace Jackson
6680-01-392-1225 INTERCHANGEABLE
Counter,electrical
6850-01-406-2060VPCI-105 INTERCHANGEABLE
Inhibitor,corrosion,vapor Barrie
Cortec Corp
5920-01-597-5853453566146401 INTERCHANGEABLE
Fuse,cartridge
Phillips Medical Systems North America Co
Cross-Reference Index
Part NumberManufacturer
24106 Astec America Inc. (USA)
43478 PRIMARY Freed Transformer Co (USA)
Related Parts
6145-00-161-4629INTERCHANGEABLE
BRAID,WIRE
5076
5133-01-095-6635INTERCHANGEABLE
DRILL,TWIST
6515-01-165-6709INTERCHANGEABLE
BONE PLATE
241.06
6110-01-211-4714INTERCHANGEABLE
STARTER,MOTOR
24106
5945-01-260-8568INTERCHANGEABLE
SOLENOID,ELECTRICAL
24106
3040-01-361-8795INTERCHANGEABLE
AXLE,STRAIGHT
43478
4810-01-373-6514INTERCHANGEABLE
SUBPLATE,SOLENOID VALVE
43478
6680-01-392-1225INTERCHANGEABLE
COUNTER,ELECTRICAL
6850-01-406-2060INTERCHANGEABLE
INHIBITOR,CORROSION,VAPOR BARRIE
VPCI-105
5920-01-597-5853INTERCHANGEABLE
FUSE,CARTRIDGE
453566146401

Frequently Asked Questions

What is NSN 5950-00-930-5317?

NSN 5950-00-930-5317 is a Transformer,power, manufactured by Freed Transformer Co, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-00-930-5317?

NSN 5950-00-930-5317 has 2 cross-referenced part numbers: 24106 (Astec America Inc.), 43478 (Freed Transformer Co).

What NSN replaces 5950-00-930-5317?

There are 10 known substitutes for 5950-00-930-5317: 6145-00-161-4629, 5133-01-095-6635, 6515-01-165-6709 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 43478?

Key specifications for 43478: Reliability Indicator: NOT ESTABLISHED; Mounting Hole Diameter: 0.375 INCHES NOMINAL SINGLE GROUP IN; Terminal Type and Quantity: 7 TAB, SOLDER LUG; Center to Center Distance Between Mounting Facilities Parallel to Length: 2.562 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN. 18 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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