PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A104237Transformer,audio Frequency

Oeco, Llc · NSN 5950-01-022-1381 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-01-022-1381 — this item is cataloged by the U.S. Government under National Stock Number 5950-01-022-1381. Primary manufacturer part number: A104237.
Features
  • Transformer,audio Frequency — FSC 5950
  • Nominal Thread Size: 0.112 INCHES SINGLE GROUP IN
  • Reliability Indicator: NOT ESTABLISHED
  • Thread Quantity Per Inch: 40 SINGLE GROUP
  • Body Width: 1.000 INCHES MAXIMUM IN
  • Distance Between Mounting Facility Centers: 0.812 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
  • Impedance Rating in Ohms: 600.0 NOMINAL SINGLE COMPONENT SINGLE SECONDARY
  • Mounting Facility Quantity: 2 SINGLE GROUP
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,audio Frequency, cataloged under National Stock Number 5950-01-022-1381, 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 Oeco, Llc. Government technical data includes 19 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 7 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-01-022-1381
Primary Part NumberA104237
Item NameTransformer,audio Frequency
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerOeco, Llc
StatusACTIVE
Nominal Thread Size0.112 INCHES SINGLE GROUP IN
Reliability IndicatorNOT ESTABLISHED
Thread Quantity Per Inch40 SINGLE GROUP
Body Width1.000 INCHES MAXIMUM IN
Distance Between Mounting Facility Centers0.812 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Impedance Rating in Ohms600.0 NOMINAL SINGLE COMPONENT SINGLE SECONDARY
Mounting Facility Quantity2 SINGLE GROUP
Inclosure TypeFULLY INCLOSED
Impedance Rating in Ohms25.0 NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Winding Shielding MethodINTERNAL SHIELD GROUNDED TO CORE AND BROUGHT OUT TO TERMINAL SINGLE COMPONENT
Terminal Type and Quantity6 PIN
Winding Function and Quantity1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
Mounting MethodTHREADED HOLE(S) SINGLE GROUP
Winding Operating Current55.0 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT SINGLE PRIMARY
Body Length1.125 INCHES MAXIMUM IN
Frequency Rating300.0 HERTZ NOMINAL AND 3.0 KILOHERTZ NOMINAL SINGLE COMPONENT
Maximum Transformer Power Rating1.0 MILLIWATTS SINGLE COMPONENT
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
Body Height0.750 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
3110-00-156-4854273829-101 INTERCHANGEABLE
Bearing,ball,annular
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
5330-00-551-20299693 INTERCHANGEABLE
Gasket
Cummins Inc.
5950-00-648-4036 INTERCHANGEABLE
Coil,electrical
Cross-Reference Index
Part NumberManufacturer
A104237 PRIMARY Oeco, Llc (USA)
08-00424-001 Raytheon Company (USA)
ASB270 Magnetika Inc Div Magnetika/phillipsburg Location (USA)
W9693 Cen Electronics a Div of Chloride Power Electronics Inc (USA)
ASB 270 Opt Industries Inc Div of Electronika Inc (USA)
ASB-270 United Transformer Corp Sub of Opt Industries Inc (USA)
9693 Exxelia Usa, Inc. (USA)
Related Parts
3110-00-156-4854INTERCHANGEABLE
BEARING,BALL,ANNULAR
273829-101
5330-00-551-2029INTERCHANGEABLE
GASKET
9693
5950-00-648-4036INTERCHANGEABLE
COIL,ELECTRICAL

Frequently Asked Questions

What is NSN 5950-01-022-1381?

NSN 5950-01-022-1381 is a Transformer,audio Frequency, manufactured by Oeco, Llc, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-01-022-1381?

NSN 5950-01-022-1381 has 7 cross-referenced part numbers: A104237 (Oeco, Llc), 08-00424-001 (Raytheon Company), ASB270 (Magnetika Inc Div Magnetika/phillipsburg Location), W9693 (Cen Electronics a Div of Chloride Power Electronics Inc), ASB 270 (Opt Industries Inc Div of Electronika Inc) and 2 more.

What NSN replaces 5950-01-022-1381?

There are 3 known substitutes for 5950-01-022-1381: 3110-00-156-4854, 5330-00-551-2029, 5950-00-648-4036. Verify interchangeability with system specifications before substitution.

What are the specifications of A104237?

Key specifications for A104237: Nominal Thread Size: 0.112 INCHES SINGLE GROUP IN; Reliability Indicator: NOT ESTABLISHED; Overall Height: 1.000 INCHES MAXIMUM IN; Thread Quantity Per Inch: 40 SINGLE GROUP. 20 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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