PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

67421-0001Transformer,power

Bae Systems Information & Electronic Systems Integration Inc. · NSN 5950-01-148-6853 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-01-148-6853 — this item is cataloged by the U.S. Government under National Stock Number 5950-01-148-6853. Primary manufacturer part number: 67421-0001.
Features
  • Transformer,power — FSC 5950
  • Reliability Indicator: NOT ESTABLISHED
  • Nominal Thread Size: 0.164 INCHES SINGLE GROUP IN
  • Inclosure Type: FULLY INCLOSED
  • Winding Operating Current: 30.0 MILLIAMPERES DC NOMINAL SINGLE COMPONENT FOURTH SECONDARY
  • Winding Operating Current: 3.0 AMPERES DC MAXIMUM SINGLE COMPONENT SECOND SECONDARY
  • Winding Function and Quantity: 2 PRIMARY AND 5 SECONDARY SINGLE COMPONENT
  • Input-Output Phase Relationship: SINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,power, cataloged under National Stock Number 5950-01-148-6853, 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 Bae Systems Information & Electronic Systems Integration Inc.. Government technical data includes 28 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-01-148-6853
Primary Part Number67421-0001
Item NameTransformer,power
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerBae Systems Information & Electronic Systems Integration Inc.
StatusACTIVE
Reliability IndicatorNOT ESTABLISHED
Nominal Thread Size0.164 INCHES SINGLE GROUP IN
Inclosure TypeFULLY INCLOSED
Winding Operating Current30.0 MILLIAMPERES DC NOMINAL SINGLE COMPONENT FOURTH SECONDARY
Winding Operating Current3.0 AMPERES DC MAXIMUM SINGLE COMPONENT SECOND SECONDARY
Winding Function and Quantity2 PRIMARY AND 5 SECONDARY SINGLE COMPONENT
Input-Output Phase RelationshipSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
Mounting MethodTHREADED HOLE(S) SINGLE GROUP
Winding Operating Voltage48.00 DC VOLTS NOMINAL SINGLE COMPONENT FOURTH SECONDARY
Winding Power Rating210.0 VOLTS-AMPERES SINGLE COMPONENT SECOND SECONDARY
Center to Center Distance Between Mounting Facilities Parallel to Width2.490 INCHES MINIMUM AND 2.510 INCHES MAXIMUM SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Winding Operating Current2.1 AMPERES DC NOMINAL SINGLE COMPONENT THIRD SECONDARY
Body Length4.000 INCHES MAXIMUM IN
Winding Power Rating52.5 VOLTS-AMPERES SINGLE COMPONENT FIRST SECONDARY
Winding Shielding MethodINTERNAL SHIELD BROUGHT OUT TO TERMINAL SINGLE COMPONENT
Center to Center Distance Between Mounting Facilities Parallel to Length3.115 INCHES MINIMUM AND 3.135 INCHES MAXIMUM SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
Winding Operating Voltage115.00 AC VOLTS NOMINAL SINGLE COMPONENT ALL PRIMARY
Maximum Operating Temp170.0 CELSIUS DEGC
Winding Operating Voltage12.00 DC VOLTS NOMINAL SINGLE COMPONENT THIRD SECONDARY
Winding Power Rating25.2 VOLTS-AMPERES SINGLE COMPONENT THIRD SECONDARY
Winding Power Rating1.44 VOLTS-AMPERES SINGLE COMPONENT FOURTH SECONDARY
Terminal Type and Quantity21 TURRET
Body Width3.375 INCHES MAXIMUM IN
Frequency Rating47.0 HERTZ MINIMUM AND 440.0 HERTZ MAXIMUM SINGLE COMPONENT
Winding Operating Voltage70.00 DC VOLTS NOMINAL SINGLE COMPONENT SECOND SECONDARY
Winding Operating Voltage35.00 DC VOLTS NOMINAL SINGLE COMPONENT FIRST SECONDARY
Mounting Facility Quantity4 SINGLE GROUP
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5325-00-252-4763 INTERCHANGEABLE
Ring,retaining
Cross-Reference Index
Part NumberManufacturer
67421-0001 "leightner Electronics, Inc." Dba Leightner Electronics Inc (USA)
67421-0001 United Transformer Corp Sub of Opt Industries Inc (USA)
67421-0001 PRIMARY Bae Systems Information & Electronic Systems Integration Inc. (USA)
020-0708 "leightner Electronics, Inc." Dba Leightner Electronics Inc (USA)
ST67421A Bae Systems Information & Electronic Systems Integration Inc. (USA)
R104869 Oeco, Llc (USA)
67421-0001 Oeco, Llc (USA)
67421-0001 Magnetika Inc (USA)
Related Parts
5325-00-252-4763INTERCHANGEABLE
RING,RETAINING

Frequently Asked Questions

What is NSN 5950-01-148-6853?

NSN 5950-01-148-6853 is a Transformer,power, manufactured by Bae Systems Information & Electronic Systems Integration Inc., classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-01-148-6853?

NSN 5950-01-148-6853 has 8 cross-referenced part numbers: 67421-0001 ("leightner Electronics, Inc." Dba Leightner Electronics Inc), 67421-0001 (United Transformer Corp Sub of Opt Industries Inc), 67421-0001 (Bae Systems Information & Electronic Systems Integration Inc.), 020-0708 ("leightner Electronics, Inc." Dba Leightner Electronics Inc), ST67421A (Bae Systems Information & Electronic Systems Integration Inc.) and 3 more.

What NSN replaces 5950-01-148-6853?

There is 1 known substitute for 5950-01-148-6853: 5325-00-252-4763. Verify interchangeability with system specifications before substitution.

What are the specifications of 67421-0001?

Key specifications for 67421-0001: Reliability Indicator: NOT ESTABLISHED; Nominal Thread Size: 0.164 INCHES SINGLE GROUP IN; Inclosure Type: FULLY INCLOSED; Winding Operating Current: 30.0 MILLIAMPERES DC NOMINAL SINGLE COMPONENT FOURTH SECONDARY. 30 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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