PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

12780Transformer,power

Standex Electronics, Inc. · NSN 5950-01-037-6249 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-01-037-6249 — this item is cataloged by the U.S. Government under National Stock Number 5950-01-037-6249. Primary manufacturer part number: 12780.
Features
  • Transformer,power — FSC 5950
  • Frequency Rating: 400.0 HERTZ NOMINAL SINGLE COMPONENT
  • Winding Function and Quantity: 1 PRIMARY AND 2 SECONDARY SINGLE COMPONENT
  • Winding Operating Voltage: 1.75 AC VOLTS NOMINAL SINGLE COMPONENT ALL SECONDARY
  • Terminal Type and Quantity: 7 PIN
  • Body Width: 0.375 INCHES NOMINAL IN
  • Inclosure Type: FULLY INCLOSED
  • Winding Operating Voltage: 11.80 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,power, cataloged under National Stock Number 5950-01-037-6249, 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 Standex Electronics, Inc.. Government technical data includes 12 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. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-01-037-6249
Primary Part Number12780
Item NameTransformer,power
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerStandex Electronics, Inc.
StatusACTIVE
Frequency Rating400.0 HERTZ NOMINAL SINGLE COMPONENT
Winding Function and Quantity1 PRIMARY AND 2 SECONDARY SINGLE COMPONENT
Winding Operating Voltage1.75 AC VOLTS NOMINAL SINGLE COMPONENT ALL SECONDARY
Terminal Type and Quantity7 PIN
Body Width0.375 INCHES NOMINAL IN
Inclosure TypeFULLY INCLOSED
Winding Operating Voltage11.80 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Body Height0.750 INCHES NOMINAL IN
Input-Output Phase RelationshipSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
Mounting MethodTERMINAL SINGLE GROUP
Body Length1.500 INCHES NOMINAL IN
Reliability IndicatorNOT ESTABLISHED
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
5342-00-232-103012780 INTERCHANGEABLE
Rod,boom
Time Manufacturing Company Dba Time Manufacturing Company
3120-00-371-613212780 INTERCHANGEABLE
Bearing,washer,thrust
Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp.
5962-00-595-895312780 INTERCHANGEABLE
Microcircuit,linear
Northrop Grumman Systems Corp Dba Northrop Grumman Systems Corp
5950-00-647-728812780 INTERCHANGEABLE
Transformer,power
Freed Transformer Co
1560-00-785-361212780 INTERCHANGEABLE
Bearing Assembly,pu
Piper Industrial Manufacturing Company, Llc Div Piper Industrial Manufacturing Company
3120-00-980-4456127-80 INTERCHANGEABLE
Bearing,sleeve
Northfield Precision Instrument Corp Dba Northfield Precision Instrument Corp
5330-01-017-107412780 INTERCHANGEABLE
Seal,air Conditione
Noske-Kaeser Germany Gmbh
6250-01-448-68751278000 INTERCHANGEABLE
Ballast,lamp
Labconco Corp
5340-01-579-8559 INTERCHANGEABLE
Bracket,mounting
Cross-Reference Index
Part NumberManufacturer
12780 PRIMARY Standex Electronics, Inc. (USA)
Related Parts
5342-00-232-1030INTERCHANGEABLE
ROD,BOOM
12780
3120-00-371-6132INTERCHANGEABLE
BEARING,WASHER,THRUST
12780
5962-00-595-8953INTERCHANGEABLE
MICROCIRCUIT,LINEAR
12780
5950-00-647-7288INTERCHANGEABLE
TRANSFORMER,POWER
12780
1560-00-785-3612INTERCHANGEABLE
BEARING ASSEMBLY,PU
12780
3120-00-980-4456INTERCHANGEABLE
BEARING,SLEEVE
127-80
5330-01-017-1074INTERCHANGEABLE
SEAL,AIR CONDITIONE
12780
6250-01-448-6875INTERCHANGEABLE
BALLAST,LAMP
1278000
5340-01-579-8559INTERCHANGEABLE
BRACKET,MOUNTING

Frequently Asked Questions

What is NSN 5950-01-037-6249?

NSN 5950-01-037-6249 is a Transformer,power, manufactured by Standex Electronics, Inc., classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-01-037-6249?

NSN 5950-01-037-6249 has 1 cross-referenced part number: 12780 (Standex Electronics, Inc.).

What NSN replaces 5950-01-037-6249?

There are 9 known substitutes for 5950-01-037-6249: 5342-00-232-1030, 3120-00-371-6132, 5962-00-595-8953 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 12780?

Key specifications for 12780: Frequency Rating: 400.0 HERTZ NOMINAL SINGLE COMPONENT; Winding Function and Quantity: 1 PRIMARY AND 2 SECONDARY SINGLE COMPONENT; Winding Operating Voltage: 1.75 AC VOLTS NOMINAL SINGLE COMPONENT ALL SECONDARY; Terminal Type and Quantity: 7 PIN. 12 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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