PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

T235A135-2Transformer,audio Frequency

Instrument Systems Corp · NSN 5950-00-528-9907 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-528-9907 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-528-9907. Primary manufacturer part number: T235A135-2.
Features
  • Transformer,audio Frequency — FSC 5950
  • Frequency Rating: 300.0 HERTZ MINIMUM AND 3.0 KILOHERTZ MAXIMUM SINGLE COMPONENT
  • Mounting Method: TERMINAL SINGLE GROUP
  • Inclosure Type: FULLY INCLOSED
  • Impedance Rating in Ohms: 27.0 NOMINAL SINGLE COMPONENT SINGLE PRIMARY
  • Maximum Transformer Power Rating: 250.0 MILLIWATTS SINGLE COMPONENT
  • Body Height: 0.575 INCHES MAXIMUM IN
  • Body Length: 0.560 INCHES NOMINAL IN
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,audio Frequency, cataloged under National Stock Number 5950-00-528-9907, 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 Instrument Systems Corp. Government technical data includes 13 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. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-00-528-9907
Primary Part NumberT235A135-2
Item NameTransformer,audio Frequency
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerInstrument Systems Corp
StatusACTIVE
Frequency Rating300.0 HERTZ MINIMUM AND 3.0 KILOHERTZ MAXIMUM SINGLE COMPONENT
Mounting MethodTERMINAL SINGLE GROUP
Inclosure TypeFULLY INCLOSED
Impedance Rating in Ohms27.0 NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Maximum Transformer Power Rating250.0 MILLIWATTS SINGLE COMPONENT
Body Height0.575 INCHES MAXIMUM IN
Body Length0.560 INCHES NOMINAL IN
Body Width0.500 INCHES MAXIMUM IN
Winding Function and Quantity1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
Primary to Secondary Turn Ratio3 TO 1 SINGLE COMPONENT
Terminal Type and Quantity4 WIRE LEAD
Impedance Rating in Ohms8.0 NOMINAL SINGLE COMPONENT SINGLE SECONDARY
Reliability IndicatorNOT ESTABLISHED
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5961-00-577-6131 INTERCHANGEABLE
Transistor
Cross-Reference Index
Part NumberManufacturer
T235A135-2 Edko Electronics (USA)
527701 Electronic Transformer Corp Div Electronic Transformer Corporation (USA)
T235A135-2 PRIMARY Instrument Systems Corp (USA)
Related Parts
5961-00-577-6131INTERCHANGEABLE
TRANSISTOR

Frequently Asked Questions

What is NSN 5950-00-528-9907?

NSN 5950-00-528-9907 is a Transformer,audio Frequency, manufactured by Instrument Systems Corp, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-00-528-9907?

NSN 5950-00-528-9907 has 3 cross-referenced part numbers: T235A135-2 (Edko Electronics), 527701 (Electronic Transformer Corp Div Electronic Transformer Corporation), T235A135-2 (Instrument Systems Corp).

What NSN replaces 5950-00-528-9907?

There is 1 known substitute for 5950-00-528-9907: 5961-00-577-6131. Verify interchangeability with system specifications before substitution.

What are the specifications of T235A135-2?

Key specifications for T235A135-2: Frequency Rating: 300.0 HERTZ MINIMUM AND 3.0 KILOHERTZ MAXIMUM SINGLE COMPONENT; Mounting Method: TERMINAL SINGLE GROUP; Inclosure Type: FULLY INCLOSED; Impedance Rating in Ohms: 27.0 NOMINAL SINGLE COMPONENT SINGLE PRIMARY. 13 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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