PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

20342Transformer,audio Frequency

Freed Transformer Co · NSN 5950-00-647-6992 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-647-6992 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-647-6992. Primary manufacturer part number: 20342.
Features
  • Transformer,audio Frequency — FSC 5950
  • Thread Series Designator: UNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
  • Reliability Indicator: NOT ESTABLISHED
  • Inclosure Type: HERMETICALLY SEALED
  • Body Length: 2.500 INCHES MAXIMUM IN
  • Center to Center Distance Between Mounting Facilities Parallel to Width: 1.500 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
  • Body Height: 2.125 INCHES NOMINAL IN
  • Nominal Thread Size: 0.164 INCHES SINGLE GROUP 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 5950-00-647-6992, 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 Freed Transformer Co. Government technical data includes 20 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-00-647-6992
Primary Part Number20342
Item NameTransformer,audio Frequency
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerFreed Transformer Co
StatusACTIVE
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
Reliability IndicatorNOT ESTABLISHED
Inclosure TypeHERMETICALLY SEALED
Body Length2.500 INCHES MAXIMUM IN
Center to Center Distance Between Mounting Facilities Parallel to Width1.500 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Body Height2.125 INCHES NOMINAL IN
Nominal Thread Size0.164 INCHES SINGLE GROUP IN
Body Width2.500 INCHES MAXIMUM IN
Primary to Secondary Turn Ratio1 TO 4-1/10 SINGLE COMPONENT
Impedance Rating in Ohms600.0 NOMINAL SINGLE COMPONENT SINGLE SECONDARY
Mounting Facility Quantity4 SINGLE GROUP
Center to Center Distance Between Mounting Facilities Parallel to Length1.875 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Terminal Type and Quantity5 STANDOFF, SOLDER LUG
Frequency Rating60.0 HERTZ MAXIMUM SINGLE COMPONENT
Winding Function and Quantity1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
Winding Operating Current80.0 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT SINGLE PRIMARY
Thread Quantity Per Inch32 SINGLE GROUP
Winding Operating Current100.0 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT SINGLE SECONDARY
Impedance Rating in Ohms10000.0 NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Mounting MethodTHREADED STUD(S) SINGLE GROUP
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
3110-00-120-4289001-27965 INTERCHANGEABLE
Roller,bearing
Tvh Parts Co.
4730-00-277-79181763-381PC225 INTERCHANGEABLE
Elbow,pipe to Tube
Portsmouth Naval Shipyard
5940-00-622-193410-203-2 INTERCHANGEABLE
Terminal,stud
Concord Electronics, Inc.
5905-00-994-4349069-90 INTERCHANGEABLE
Resistor,fixed,composition
Lockheed Martin Corporation Div Rms - Mitchel Field
7310-01-107-1142 INTERCHANGEABLE
Pan,steam Table
4820-01-171-4499A13499.001 INTERCHANGEABLE
Disk,valve
Emerson Automation Solutions Final Control Us Lp Div Navy Product Team
9540-01-231-2297 INTERCHANGEABLE
Angle,structural
6520-01-304-503027965 INTERCHANGEABLE
Sealant Kit,dental,pit and Fissu
Dentsply Sirona Inc. Dba Dentsply Professional Div Dentsply Professional/preventive
6545-01-590-5805UA P302 INTERCHANGEABLE
Medical Materiel Set,central Mat
Department of the Army U S Army Medical Material Agency Mcmr-Mmo-Sa
Cross-Reference Index
Part NumberManufacturer
20342 PRIMARY Freed Transformer Co (USA)
382W1 Gramer Halldorson Electronics Corp (USA)
27965 Presto Lock Co (USA)
06990 PRIMARY L3harris Technologies, Inc. Div Space and Airborne Systems (USA)
382W1 Thordarson Inc (USA)
Related Parts
3110-00-120-4289INTERCHANGEABLE
ROLLER,BEARING
001-27965
4730-00-277-7918INTERCHANGEABLE
ELBOW,PIPE TO TUBE
1763-381PC225
5940-00-622-1934INTERCHANGEABLE
TERMINAL,STUD
10-203-2
5905-00-994-4349INTERCHANGEABLE
RESISTOR,FIXED,COMPOSITION
069-90
7310-01-107-1142INTERCHANGEABLE
PAN,STEAM TABLE
4820-01-171-4499INTERCHANGEABLE
DISK,VALVE
A13499.001
9540-01-231-2297INTERCHANGEABLE
ANGLE,STRUCTURAL
6520-01-304-5030INTERCHANGEABLE
SEALANT KIT,DENTAL,PIT AND FISSU
27965
6545-01-590-5805INTERCHANGEABLE
MEDICAL MATERIEL SET,CENTRAL MAT
UA P302

Frequently Asked Questions

What is NSN 5950-00-647-6992?

NSN 5950-00-647-6992 is a Transformer,audio Frequency, manufactured by Freed Transformer Co, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-00-647-6992?

NSN 5950-00-647-6992 has 5 cross-referenced part numbers: 20342 (Freed Transformer Co), 382W1 (Gramer Halldorson Electronics Corp), 27965 (Presto Lock Co), 06990 (L3harris Technologies, Inc. Div Space and Airborne Systems), 382W1 (Thordarson Inc).

What NSN replaces 5950-00-647-6992?

There are 9 known substitutes for 5950-00-647-6992: 3110-00-120-4289, 4730-00-277-7918, 5940-00-622-1934 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 20342?

Key specifications for 20342: Thread Series Designator: UNIFIED NATIONAL COARSE (UNC) SINGLE GROUP; Overall Height: 2.625 INCHES NOMINAL IN; Reliability Indicator: NOT ESTABLISHED; Inclosure Type: HERMETICALLY SEALED. 21 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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