PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

SM3MTransformer,audio Frequency

Microtran Co Inc · NSN 5950-00-042-9387 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-042-9387 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-042-9387. Primary manufacturer part number: SM3M.
Features
  • Transformer,audio Frequency — FSC 5950
  • Body Width: 0.875 INCHES NOMINAL IN
  • Body Height: 0.750 INCHES NOMINAL IN
  • Inclosure Type: HERMETICALLY SEALED
  • Body Length: 1.156 INCHES NOMINAL IN
  • Frequency Rating: 150.0 HERTZ MINIMUM AND 10.0 KILOHERTZ MAXIMUM SINGLE COMPONENT
  • Impedance Rating in Ohms: 10000.0 NOMINAL SINGLE COMPONENT SINGLE PRIMARY
  • Transformer Function: LINE
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,audio Frequency, cataloged under National Stock Number 5950-00-042-9387, 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 Microtran Co Inc. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 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
NSN5950-00-042-9387
Primary Part NumberSM3M
Item NameTransformer,audio Frequency
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerMicrotran Co Inc
StatusACTIVE
Body Width0.875 INCHES NOMINAL IN
Body Height0.750 INCHES NOMINAL IN
Inclosure TypeHERMETICALLY SEALED
Body Length1.156 INCHES NOMINAL IN
Frequency Rating150.0 HERTZ MINIMUM AND 10.0 KILOHERTZ MAXIMUM SINGLE COMPONENT
Impedance Rating in Ohms10000.0 NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Transformer FunctionLINE
Mounting MethodTAB SINGLE GROUP
Reliability IndicatorNOT ESTABLISHED
Winding Function and Quantity1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
Maximum Transformer Power Rating21.0 DECIBELS SINGLE COMPONENT
Terminal Type and Quantity4 PIN
Mounting Tab Width0.020 INCHES NOMINAL IN
Impedance Rating in Ohms200.0 NOMINAL SINGLE COMPONENT SINGLE SECONDARY
Winding Operating Current3.0 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT SINGLE PRIMARY
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
3455-01-042-4840 INTERCHANGEABLE
File,rotary
Cross-Reference Index
Part NumberManufacturer
SM3M Microtran Co Inc (USA)
697319-4 Raytheon Company Dba Raytheon Co (USA)
Related Parts
3455-01-042-4840INTERCHANGEABLE
FILE,ROTARY

Frequently Asked Questions

What is NSN 5950-00-042-9387?

NSN 5950-00-042-9387 is a Transformer,audio Frequency, manufactured by Microtran Co Inc, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-00-042-9387?

NSN 5950-00-042-9387 has 2 cross-referenced part numbers: SM3M (Microtran Co Inc), 697319-4 (Raytheon Company Dba Raytheon Co).

What NSN replaces 5950-00-042-9387?

There is 1 known substitute for 5950-00-042-9387: 3455-01-042-4840. Verify interchangeability with system specifications before substitution.

What are the specifications of SM3M?

Key specifications for SM3M: Body Width: 0.875 INCHES NOMINAL IN; Body Height: 0.750 INCHES NOMINAL IN; Inclosure Type: HERMETICALLY SEALED; Body Length: 1.156 INCHES NOMINAL IN. 15 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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