PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2709Transformer,audio Frequency

Magnetek Inc Lighting Products Group · NSN 5950-00-645-7701 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-645-7701 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-645-7701. Primary manufacturer part number: 2709.
Features
  • Transformer,audio Frequency — FSC 5950
  • Thread Series Designator: UNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
  • Thread Quantity Per Inch: 32 SINGLE GROUP
  • Reliability Indicator: NOT ESTABLISHED
  • Inclosure Type: HERMETICALLY SEALED
  • Impedance Rating in Ohms: 3800.0 NOMINAL AND 8800.0 NOMINAL AND 10000.0 NOMINAL SINGLE COMPONENT SINGLE PRIMARY
  • Mounting Method: THREADED STUD(S) SINGLE GROUP
  • Maximum Transformer Power Rating: 20.0 WATTS SINGLE COMPONENT
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,audio Frequency, cataloged under National Stock Number 5950-00-645-7701, 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 Magnetek Inc Lighting Products Group. Government technical data includes 19 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-00-645-7701
Primary Part Number2709
Item NameTransformer,audio Frequency
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerMagnetek Inc Lighting Products Group
StatusACTIVE
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
Thread Quantity Per Inch32 SINGLE GROUP
Reliability IndicatorNOT ESTABLISHED
Inclosure TypeHERMETICALLY SEALED
Impedance Rating in Ohms3800.0 NOMINAL AND 8800.0 NOMINAL AND 10000.0 NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Mounting MethodTHREADED STUD(S) SINGLE GROUP
Maximum Transformer Power Rating20.0 WATTS SINGLE COMPONENT
Nominal Thread Size0.164 INCHES SINGLE GROUP IN
Primary to Secondary Turn Ratio1 TO 5-23/64 TO 5-23/64 SINGLE COMPONENT
Center to Center Distance Between Mounting Facilities Parallel to Length2.125 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Body Height3.875 INCHES NOMINAL IN
Center to Center Distance Between Mounting Facilities Parallel to Width2.125 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Body Width3.062 INCHES NOMINAL IN
Winding Function and Quantity1 PRIMARY AND 2 SECONDARY SINGLE COMPONENT
Body Length3.562 INCHES NOMINAL IN
Mounting Facility Quantity4 SINGLE GROUP
Terminal Type and Quantity13 TAB, SOLDER LUG
Frequency Rating150.0 HERTZ MINIMUM AND 300.0 KILOHERTZ MAXIMUM SINGLE COMPONENT
Impedance Rating in Ohms135.0 NOMINAL AND 142.5 NOMINAL AND 150.0 NOMINAL SINGLE COMPONENT ALL SECONDARY
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
3110-00-156-1881 INTERCHANGEABLE
Bearing,ball,thrust
5315-00-230-6238 INTERCHANGEABLE
Key,woodruff
3120-00-287-87172709 INTERCHANGEABLE
Bearing,sleeve
Champion Aerospace Llc
5935-00-505-8823CA270-9 INTERCHANGEABLE
Connector,plug,electrical
Itt Cannon Llc
5330-00-518-6194 INTERCHANGEABLE
Packing,preformed
5330-00-580-3306102755 INTERCHANGEABLE
Gasket
Parker-Hannifin Corporation Dba Pneutronics Div Composite Sealing Systems Division
5950-00-754-67629174657 INTERCHANGEABLE
Transformer,power
Us Army Aviation and Missile Command
4730-00-873-75962709 INTERCHANGEABLE
Elbow,tube
Quincy Compressor Division of Coltec Industries Inc Dba Quincy Compressor Div Quincy Compressor
5910-00-933-04872709 INTERCHANGEABLE
Capacitor,electrica
Rosemount Analytical Inc
7530-01-131-64912709 INTERCHANGEABLE
Recording Strip,cha
Alter Harry Co the Div of T E C
Cross-Reference Index
Part NumberManufacturer
2709 Magnetek Inc Lighting Products Group (USA)
2709 Magnetek Inc Huntington Div (USA)
Related Parts
3110-00-156-1881INTERCHANGEABLE
BEARING,BALL,THRUST
5315-00-230-6238INTERCHANGEABLE
KEY,WOODRUFF
3120-00-287-8717INTERCHANGEABLE
BEARING,SLEEVE
2709
5935-00-505-8823INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
CA270-9
5330-00-518-6194INTERCHANGEABLE
PACKING,PREFORMED
5330-00-580-3306INTERCHANGEABLE
GASKET
102755
5950-00-754-6762INTERCHANGEABLE
TRANSFORMER,POWER
9174657
4730-00-873-7596INTERCHANGEABLE
ELBOW,TUBE
2709
5910-00-933-0487INTERCHANGEABLE
CAPACITOR,ELECTRICA
2709
7530-01-131-6491INTERCHANGEABLE
RECORDING STRIP,CHA
2709
5950-01-212-6815INTERCHANGEABLE
TRANSFORMER,POWER
4730-01-231-7109INTERCHANGEABLE
STRAINER,SEDIMENT
2709-000L 112

Frequently Asked Questions

What is NSN 5950-00-645-7701?

NSN 5950-00-645-7701 is a Transformer,audio Frequency, manufactured by Magnetek Inc Lighting Products Group, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-00-645-7701?

NSN 5950-00-645-7701 has 2 cross-referenced part numbers: 2709 (Magnetek Inc Lighting Products Group), 2709 (Magnetek Inc Huntington Div).

What NSN replaces 5950-00-645-7701?

There are 12 known substitutes for 5950-00-645-7701: 3110-00-156-1881, 5315-00-230-6238, 3120-00-287-8717 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 2709?

Key specifications for 2709: Thread Series Designator: UNIFIED NATIONAL COARSE (UNC) SINGLE GROUP; Thread Quantity Per Inch: 32 SINGLE GROUP; Reliability Indicator: NOT ESTABLISHED; Inclosure Type: HERMETICALLY SEALED. 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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