PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

P1-12370Transformer,power

Mte Corp Milwaukee Transformer Co · NSN 5950-00-785-1697 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-785-1697 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-785-1697. Primary manufacturer part number: P1-12370.
Features
  • Transformer,power — FSC 5950
  • Reliability Indicator: NOT ESTABLISHED
  • Winding Operating Voltage: 1.25 AC VOLTS NOMINAL SINGLE COMPONENT SECOND SECONDARY
  • Winding Operating Voltage: 1.55 AC KILOVOLTS NOMINAL SINGLE COMPONENT THIRD SECONDARY
  • Frequency Rating: 50.0 HERTZ MINIMUM AND 420.0 HERTZ MAXIMUM SINGLE COMPONENT
  • Winding Operating Current: 265.0 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT SECOND SECONDARY
  • Inclosure Type: FULLY INCLOSED
  • Mounting Facility Quantity: 4 SINGLE GROUP
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,power, cataloged under National Stock Number 5950-00-785-1697, 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 Mte Corp Milwaukee Transformer Co. Government technical data includes 24 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. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-00-785-1697
Primary Part NumberP1-12370
Item NameTransformer,power
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerMte Corp Milwaukee Transformer Co
StatusACTIVE
Reliability IndicatorNOT ESTABLISHED
Winding Operating Voltage1.25 AC VOLTS NOMINAL SINGLE COMPONENT SECOND SECONDARY
Winding Operating Voltage1.55 AC KILOVOLTS NOMINAL SINGLE COMPONENT THIRD SECONDARY
Frequency Rating50.0 HERTZ MINIMUM AND 420.0 HERTZ MAXIMUM SINGLE COMPONENT
Winding Operating Current265.0 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT SECOND SECONDARY
Inclosure TypeFULLY INCLOSED
Mounting Facility Quantity4 SINGLE GROUP
Winding Function and Quantity1 PRIMARY AND 3 SECONDARY SINGLE COMPONENT
Winding Shielding MethodINTERNAL SHIELD GROUNDED TO INCLOSURE SINGLE COMPONENT
Body Height3.125 INCHES NOMINAL IN
Thread Quantity Per Inch32 SINGLE GROUP
Winding Operating Voltage1.25 AC VOLTS NOMINAL SINGLE COMPONENT FIRST SECONDARY
Input-Output Phase RelationshipSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
Center to Center Distance Between Mounting Facilities Parallel to Width1.437 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Terminal Type and Quantity8 STANDOFF, SOLDER LUG
Winding Operating Current4.0 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT THIRD SECONDARY
Body Width2.062 INCHES NOMINAL IN
Nominal Thread Size0.138 INCHES SINGLE GROUP IN
Mounting MethodTHREADED STUD(S) SINGLE GROUP
Body Length2.312 INCHES NOMINAL IN
Center to Center Distance Between Mounting Facilities Parallel to Length1.687 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Winding Operating Voltage115.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
Winding Operating Current265.0 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT FIRST SECONDARY
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5930-00-140-33339644-1 INTERCHANGEABLE
Switch,code Indicating Wheel
Electro Switch Corp. Dba Electro Switch Corp Div Digitran a Unit of Electro Switch
3040-00-350-5181 INTERCHANGEABLE
Gearshaft,helical
5345-00-985-69219-6441 INTERCHANGEABLE
Stone,sharpening
Sears, Roebuck and Co. Dba Sears Div Sears Commercial
5315-01-425-6195 INTERCHANGEABLE
Pin,straight,headless
Cross-Reference Index
Part NumberManufacturer
P1-12370 Mte Corp Milwaukee Transformer Co (USA)
96-441 Radiation Instrument Development (USA)
Related Parts
5930-00-140-3333INTERCHANGEABLE
SWITCH,CODE INDICATING WHEEL
9644-1
3040-00-350-5181INTERCHANGEABLE
GEARSHAFT,HELICAL
5345-00-985-6921INTERCHANGEABLE
STONE,SHARPENING
9-6441
5315-01-425-6195INTERCHANGEABLE
PIN,STRAIGHT,HEADLESS

Frequently Asked Questions

What is NSN 5950-00-785-1697?

NSN 5950-00-785-1697 is a Transformer,power, manufactured by Mte Corp Milwaukee Transformer Co, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-00-785-1697?

NSN 5950-00-785-1697 has 2 cross-referenced part numbers: P1-12370 (Mte Corp Milwaukee Transformer Co), 96-441 (Radiation Instrument Development).

What NSN replaces 5950-00-785-1697?

There are 4 known substitutes for 5950-00-785-1697: 5930-00-140-3333, 3040-00-350-5181, 5345-00-985-6921 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of P1-12370?

Key specifications for P1-12370: Reliability Indicator: NOT ESTABLISHED; Winding Operating Voltage: 1.25 AC VOLTS NOMINAL SINGLE COMPONENT SECOND SECONDARY; Winding Operating Voltage: 1.55 AC KILOVOLTS NOMINAL SINGLE COMPONENT THIRD SECONDARY; Frequency Rating: 50.0 HERTZ MINIMUM AND 420.0 HERTZ MAXIMUM SINGLE COMPONENT. 24 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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