PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

58A5A104-1Transformer,pulse

Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier · NSN 5950-00-631-8939 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-631-8939 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-631-8939. Primary manufacturer part number: 58A5A104-1.
Features
  • Transformer,pulse — FSC 5950
  • Body Outside Diameter: 0.400 INCHES NOMINAL IN
  • Pulse Repetition Rate: 400.0 HERTZ SINGLE COMPONENT
  • Body Length: 0.500 INCHES NOMINAL IN
  • Inductance Rating: 1.50 MILLIHENRIES NOMINAL SINGLE COMPONENT SINGLE SECONDARY
  • Inductance Rating: 500.00 MICROHENRIES NOMINAL SINGLE COMPONENT SINGLE PRIMARY
  • Reliability Indicator: NOT ESTABLISHED
  • Winding Function and Quantity: 1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,pulse, cataloged under National Stock Number 5950-00-631-8939, 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 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 4 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
NSN5950-00-631-8939
Primary Part Number58A5A104-1
Item NameTransformer,pulse
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerNavair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
StatusACTIVE
Body Outside Diameter0.400 INCHES NOMINAL IN
Pulse Repetition Rate400.0 HERTZ SINGLE COMPONENT
Body Length0.500 INCHES NOMINAL IN
Inductance Rating1.50 MILLIHENRIES NOMINAL SINGLE COMPONENT SINGLE SECONDARY
Inductance Rating500.00 MICROHENRIES NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Reliability IndicatorNOT ESTABLISHED
Winding Function and Quantity1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
Terminal Type and Quantity4 WIRE LEAD
Inclosure TypeHERMETICALLY SEALED
Mounting MethodTERMINAL SINGLE GROUP
Primary to Secondary Turn Ratio1 TO 1 SINGLE COMPONENT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
2990-00-092-389440441 INTERCHANGEABLE
Pipe,exhaust
Walker Mfg Co
5840-00-099-008040441 INTERCHANGEABLE
Radar Set Subassembly
L3harris Technologies, Inc Div Space & Airborne Systems
4240-00-300-696540441 INTERCHANGEABLE
Diaphragm Assembly
Mine Safety Appliances Company
5950-00-628-239340441 INTERCHANGEABLE
Coil,radio Frequency
Hanovia Specialty Lighting Llc
5962-01-078-575040441 INTERCHANGEABLE
Microcircuit,memory
Raytheon Company Div Rmd Strategic
4820-01-134-0809 INTERCHANGEABLE
Valve,angle
2590-01-151-202840441 INTERCHANGEABLE
Rod End
Koehring Cranes, Inc Dba Terex Cranes Div Waverly Operations
5330-01-253-826340441 INTERCHANGEABLE
Seal,nonmetallic Special Shaped
Getinge Usa Inc
6685-01-264-6643042582 INTERCHANGEABLE
Gage,pressure,dial Indicating
Sullair Corp
6515-01-585-6369400441 INTERCHANGEABLE
Cleaner,wound,medical
B. Braun Medical Inc
Cross-Reference Index
Part NumberManufacturer
58A5A104 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
5Z1 Sprague Electric Co World Hqs (USA)
58A5A104-1 Naval Air Warfare Center Aircraft Div (USA)
58A5A104-1 PRIMARY Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
40441 Freed Transformer Co (USA)
Related Parts
2990-00-092-3894INTERCHANGEABLE
PIPE,EXHAUST
40441
5840-00-099-0080INTERCHANGEABLE
RADAR SET SUBASSEMBLY
40441
4240-00-300-6965INTERCHANGEABLE
DIAPHRAGM ASSEMBLY
40441
5950-00-628-2393INTERCHANGEABLE
COIL,RADIO FREQUENCY
40441
5962-01-078-5750INTERCHANGEABLE
MICROCIRCUIT,MEMORY
40441
4820-01-134-0809INTERCHANGEABLE
VALVE,ANGLE
2590-01-151-2028INTERCHANGEABLE
ROD END
40441
5330-01-253-8263INTERCHANGEABLE
SEAL,NONMETALLIC SPECIAL SHAPED
40441
6685-01-264-6643INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
042582
6515-01-585-6369INTERCHANGEABLE
CLEANER,WOUND,MEDICAL
400441

Frequently Asked Questions

What is NSN 5950-00-631-8939?

NSN 5950-00-631-8939 is a Transformer,pulse, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-00-631-8939?

NSN 5950-00-631-8939 has 5 cross-referenced part numbers: 58A5A104 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), 5Z1 (Sprague Electric Co World Hqs), 58A5A104-1 (Naval Air Warfare Center Aircraft Div), 58A5A104-1 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), 40441 (Freed Transformer Co).

What NSN replaces 5950-00-631-8939?

There are 10 known substitutes for 5950-00-631-8939: 2990-00-092-3894, 5840-00-099-0080, 4240-00-300-6965 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 58A5A104-1?

Key specifications for 58A5A104-1: Body Outside Diameter: 0.400 INCHES NOMINAL IN; Pulse Repetition Rate: 400.0 HERTZ SINGLE COMPONENT; Body Length: 0.500 INCHES NOMINAL IN; Inductance Rating: 1.50 MILLIHENRIES NOMINAL SINGLE COMPONENT SINGLE SECONDARY. 11 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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