PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

57A14C70Transformer,audio Frequency

Naval Air Warfare Center Aircraft Div · NSN 5950-00-730-4075 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-730-4075 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-730-4075. Primary manufacturer part number: 57A14C70.
Features
  • Transformer,audio Frequency — FSC 5950
  • Center to Center Distance Between Mounting Facilities Parallel to Width: 0.938 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
  • Center to Center Distance Between Mounting Facilities Parallel to Length: 0.938 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
  • Body Length: 1.141 INCHES MAXIMUM IN
  • Body Width: 1.141 INCHES MAXIMUM IN
  • Inclosure Type: HERMETICALLY SEALED
  • Winding Function and Quantity: 1 PRIMARY AND 2 SECONDARY SINGLE COMPONENT
  • Impedance Rating in Ohms: 22000.0 NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,audio Frequency, cataloged under National Stock Number 5950-00-730-4075, 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 Naval Air Warfare Center Aircraft Div. Government technical data includes 19 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-00-730-4075
Primary Part Number57A14C70
Item NameTransformer,audio Frequency
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerNaval Air Warfare Center Aircraft Div
StatusACTIVE
Center to Center Distance Between Mounting Facilities Parallel to Width0.938 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Center to Center Distance Between Mounting Facilities Parallel to Length0.938 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Body Length1.141 INCHES MAXIMUM IN
Body Width1.141 INCHES MAXIMUM IN
Inclosure TypeHERMETICALLY SEALED
Winding Function and Quantity1 PRIMARY AND 2 SECONDARY SINGLE COMPONENT
Impedance Rating in Ohms22000.0 NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Body Height1.563 INCHES MAXIMUM IN
Impedance Rating in Ohms2230.0 NOMINAL SINGLE COMPONENT SECOND SECONDARY
Mounting MethodFLANGE AND UNTHREADED HOLE(S) SINGLE GROUP
Mounting Hole Diameter0.120 INCHES NOMINAL SINGLE GROUP IN
Primary to Secondary Turn Ratio3-1/2 TO 1 TO 1 SINGLE COMPONENT
Maximum Transformer Power Rating4.0 MILLIWATTS SINGLE COMPONENT
Winding Operating Current6.0 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT SINGLE PRIMARY
Impedance Rating in Ohms2230.0 NOMINAL SINGLE COMPONENT FIRST SECONDARY
Terminal Type and Quantity6 EYELET
Mounting Facility Quantity4 SINGLE GROUP
Frequency Rating400.0 HERTZ NOMINAL SINGLE COMPONENT
Reliability IndicatorNOT ESTABLISHED
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
5999-00-035-8725 INTERCHANGEABLE
Contact,electrical
5905-00-813-024010XM500 INTERCHANGEABLE
Resistor,fixed,wire Wound
Ward Leonard Ct Llc
5905-00-899-504320249 INTERCHANGEABLE
Resistor,variable,wire Wound,non
General Dynamics Motion Control Llc
4820-01-022-859320249 INTERCHANGEABLE
Valve,safety Relief
Emerson Automation Solutions Final Control Us Lp Div Navy Product Team
4330-01-231-0401 INTERCHANGEABLE
Filter,air
5310-01-312-712536020 INTERCHANGEABLE
Nut,sheet Spring
Alliance Laundry Systems Llc
6515-01-590-85949086 INTERCHANGEABLE
Oximeter,pulse
Masimo Corporation
Cross-Reference Index
Part NumberManufacturer
57A14C70 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
20249 Basler Electric Co (USA)
57A14C70 PRIMARY Naval Air Warfare Center Aircraft Div (USA)
Related Parts
5999-00-035-8725INTERCHANGEABLE
CONTACT,ELECTRICAL
5905-00-813-0240INTERCHANGEABLE
RESISTOR,FIXED,WIRE WOUND
10XM500
5905-00-899-5043INTERCHANGEABLE
RESISTOR,VARIABLE,WIRE WOUND,NON
20249
4820-01-022-8593INTERCHANGEABLE
VALVE,SAFETY RELIEF
20249
4330-01-231-0401INTERCHANGEABLE
FILTER,AIR
5310-01-312-7125INTERCHANGEABLE
NUT,SHEET SPRING
36020
6515-01-590-8594INTERCHANGEABLE
OXIMETER,PULSE
9086

Frequently Asked Questions

What is NSN 5950-00-730-4075?

NSN 5950-00-730-4075 is a Transformer,audio Frequency, manufactured by Naval Air Warfare Center Aircraft Div, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-00-730-4075?

NSN 5950-00-730-4075 has 3 cross-referenced part numbers: 57A14C70 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), 20249 (Basler Electric Co), 57A14C70 (Naval Air Warfare Center Aircraft Div).

What NSN replaces 5950-00-730-4075?

There are 7 known substitutes for 5950-00-730-4075: 5999-00-035-8725, 5905-00-813-0240, 5905-00-899-5043 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 57A14C70?

Key specifications for 57A14C70: Center to Center Distance Between Mounting Facilities Parallel to Width: 0.938 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN; Center to Center Distance Between Mounting Facilities Parallel to Length: 0.938 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN; Body Length: 1.141 INCHES MAXIMUM IN; Body Width: 1.141 INCHES MAXIMUM IN. 19 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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