PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

20308Transformer,power

Freed Transformer Co · NSN 5950-00-646-3514 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-646-3514 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-646-3514. Primary manufacturer part number: 20308.
Features
  • Transformer,power — FSC 5950
  • Winding Operating Current: 120.0 MILLIAMPERES AC MAXIMUM SINGLE COMPONENT FIRST SECONDARY
  • Winding Operating Voltage: 6.30 AC VOLTS NOMINAL SINGLE COMPONENT FOURTH SECONDARY
  • Winding Operating Current: 3.2 AMPERES AC MAXIMUM SINGLE COMPONENT FOURTH SECONDARY
  • Mounting Facility Quantity: 4 SINGLE GROUP
  • Inclosure Type: HERMETICALLY SEALED
  • Center to Center Distance Between Mounting Facilities Parallel to Width: 2.500 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
  • Winding Operating Current: 600.0 MILLIAMPERES AC MAXIMUM SINGLE COMPONENT THIRD SECONDARY
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,power, cataloged under National Stock Number 5950-00-646-3514, 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 23 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-00-646-3514
Primary Part Number20308
Item NameTransformer,power
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerFreed Transformer Co
StatusACTIVE
Winding Operating Current120.0 MILLIAMPERES AC MAXIMUM SINGLE COMPONENT FIRST SECONDARY
Winding Operating Voltage6.30 AC VOLTS NOMINAL SINGLE COMPONENT FOURTH SECONDARY
Winding Operating Current3.2 AMPERES AC MAXIMUM SINGLE COMPONENT FOURTH SECONDARY
Mounting Facility Quantity4 SINGLE GROUP
Inclosure TypeHERMETICALLY SEALED
Center to Center Distance Between Mounting Facilities Parallel to Width2.500 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Winding Operating Current600.0 MILLIAMPERES AC MAXIMUM SINGLE COMPONENT THIRD SECONDARY
Winding Shielding MethodINTERNAL SHIELD BROUGHT OUT TO TERMINAL SINGLE COMPONENT
Winding Operating Voltage5.00 AC VOLTS NOMINAL SINGLE COMPONENT SECOND SECONDARY
Winding Operating Voltage860.00 AC VOLTS NOMINAL SINGLE COMPONENT FIRST SECONDARY
Frequency Rating400.0 HERTZ NOMINAL SINGLE COMPONENT
Mounting MethodUNTHREADED STUD SINGLE GROUP
Winding Operating Current2.0 AMPERES AC MAXIMUM SINGLE COMPONENT SECOND SECONDARY
Center to Center Distance Between Mounting Facilities Parallel to Length2.500 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Winding Operating Voltage6.30 AC VOLTS NOMINAL SINGLE COMPONENT THIRD SECONDARY
Body Width3.000 INCHES NOMINAL IN
Terminal Type and Quantity12 STANDOFF, SOLDER LUG
Winding Function and Quantity1 PRIMARY AND 4 SECONDARY SINGLE COMPONENT
Winding Operating Voltage120.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Body Length3.125 INCHES NOMINAL IN
Input-Output Phase RelationshipSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
Body Height4.000 INCHES NOMINAL IN
Reliability IndicatorNOT ESTABLISHED
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
2540-00-255-92061137HX2 INTERCHANGEABLE
Blade,windshield Wiper
Oshkosh Defense Llc
3040-00-375-2887 INTERCHANGEABLE
Shaft,straight
5950-00-510-1734SM-B-342053 INTERCHANGEABLE
Coil,electrical
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
1630-00-832-209420308 INTERCHANGEABLE
Parts Kit,valve,depot
Moog Inc
5915-01-032-4176293-1275-010 INTERCHANGEABLE
Filter,band Pass
Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems
4930-01-150-3807 INTERCHANGEABLE
Reel Assembly,static Discharge
4820-01-182-772920308-KS-91SS INTERCHANGEABLE
Valve,safety Relief
Emerson Automation Solutions Final Control Us Lp Div Navy Product Team
5342-01-315-275920-308 INTERCHANGEABLE
Strap,metal
Motorola Automotive Electronics
5120-01-349-1436 INTERCHANGEABLE
Wrench,box and Open End,combinat
5930-01-390-199810320 INTERCHANGEABLE
Switch,lever
Jegs Hi-Performance Center Inc
Cross-Reference Index
Part NumberManufacturer
20308 PRIMARY Freed Transformer Co (USA)
Related Parts
2540-00-255-9206INTERCHANGEABLE
BLADE,WINDSHIELD WIPER
1137HX2
3040-00-375-2887INTERCHANGEABLE
SHAFT,STRAIGHT
5950-00-510-1734INTERCHANGEABLE
COIL,ELECTRICAL
SM-B-342053
1630-00-832-2094INTERCHANGEABLE
PARTS KIT,VALVE,DEPOT
20308
5915-01-032-4176INTERCHANGEABLE
FILTER,BAND PASS
293-1275-010
4930-01-150-3807INTERCHANGEABLE
REEL ASSEMBLY,STATIC DISCHARGE
4820-01-182-7729INTERCHANGEABLE
VALVE,SAFETY RELIEF
20308-KS-91SS
5342-01-315-2759INTERCHANGEABLE
STRAP,METAL
20-308
5120-01-349-1436INTERCHANGEABLE
WRENCH,BOX AND OPEN END,COMBINAT
5930-01-390-1998INTERCHANGEABLE
SWITCH,LEVER
10320
6240-01-463-5907INTERCHANGEABLE
LAMP,FLUORESCENT
4820-01-501-8315INTERCHANGEABLE
VALVE,SAFETY RELIEF
20308GS91SS/CDS17081

Frequently Asked Questions

What is NSN 5950-00-646-3514?

NSN 5950-00-646-3514 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 5950-00-646-3514?

NSN 5950-00-646-3514 has 1 cross-referenced part number: 20308 (Freed Transformer Co).

What NSN replaces 5950-00-646-3514?

There are 12 known substitutes for 5950-00-646-3514: 2540-00-255-9206, 3040-00-375-2887, 5950-00-510-1734 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 20308?

Key specifications for 20308: Winding Operating Current: 120.0 MILLIAMPERES AC MAXIMUM SINGLE COMPONENT FIRST SECONDARY; Winding Operating Voltage: 6.30 AC VOLTS NOMINAL SINGLE COMPONENT FOURTH SECONDARY; Winding Operating Current: 3.2 AMPERES AC MAXIMUM SINGLE COMPONENT FOURTH SECONDARY; Mounting Facility Quantity: 4 SINGLE GROUP. 23 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com