PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

G51ATransformer,audio Frequency

Magnetek Inc Lighting Products Group · NSN 5950-00-645-6914 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-645-6914 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-645-6914. Primary manufacturer part number: G51A.
Features
  • Transformer,audio Frequency — FSC 5950
  • Maximum Transformer Power Rating: 1.0 WATTS SINGLE COMPONENT
  • Thread Series Designator: UNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
  • Frequency Rating: 5.0 HERTZ MINIMUM AND 1.0 KILOHERTZ MAXIMUM SINGLE COMPONENT
  • Body Height: 2.250 INCHES NOMINAL IN
  • Thread Quantity Per Inch: 32 SINGLE GROUP
  • Distance Between Mounting Facility Centers: 1.188 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
  • Inclosure Type: HERMETICALLY SEALED
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,audio Frequency, cataloged under National Stock Number 5950-00-645-6914, 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. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-00-645-6914
Primary Part NumberG51A
Item NameTransformer,audio Frequency
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerMagnetek Inc Lighting Products Group
StatusACTIVE
Maximum Transformer Power Rating1.0 WATTS SINGLE COMPONENT
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
Frequency Rating5.0 HERTZ MINIMUM AND 1.0 KILOHERTZ MAXIMUM SINGLE COMPONENT
Body Height2.250 INCHES NOMINAL IN
Thread Quantity Per Inch32 SINGLE GROUP
Distance Between Mounting Facility Centers1.188 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Inclosure TypeHERMETICALLY SEALED
Impedance Rating in Ohms125.0 NOMINAL SINGLE COMPONENT FIRST SECONDARY
Mounting Facility Quantity2 SINGLE GROUP
Terminal Type and Quantity8 SOLDER STUD
Winding Function and Quantity2 PRIMARY AND 2 SECONDARY SINGLE COMPONENT
Body Width1.062 INCHES NOMINAL IN
Impedance Rating in Ohms3750.0 NOMINAL SINGLE COMPONENT FIRST PRIMARY
Nominal Thread Size0.138 INCHES SINGLE GROUP IN
Body Length1.250 INCHES NOMINAL IN
Impedance Rating in Ohms500.0 NOMINAL SINGLE COMPONENT SECOND SECONDARY
Primary to Secondary Turn Ratio1 TO 5.5 OVERALL SINGLE COMPONENT
Mounting MethodTHREADED STUD(S) SINGLE GROUP
Impedance Rating in Ohms15000.0 NOMINAL SINGLE COMPONENT SECOND PRIMARY
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5120-00-618-6902PD5120-00-278-9926 INTERCHANGEABLE
Mirror,inspection
General Services Administration Federal Supply Service
Cross-Reference Index
Part NumberManufacturer
G51A Magnetek Inc Huntington Div (USA)
G51A PRIMARY Magnetek Inc Lighting Products Group (USA)
Related Parts
5120-00-618-6902INTERCHANGEABLE
MIRROR,INSPECTION
PD5120-00-278-9926

Frequently Asked Questions

What is NSN 5950-00-645-6914?

NSN 5950-00-645-6914 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 5950-00-645-6914?

NSN 5950-00-645-6914 has 2 cross-referenced part numbers: G51A (Magnetek Inc Huntington Div), G51A (Magnetek Inc Lighting Products Group).

What NSN replaces 5950-00-645-6914?

There is 1 known substitute for 5950-00-645-6914: 5120-00-618-6902. Verify interchangeability with system specifications before substitution.

What are the specifications of G51A?

Key specifications for G51A: Maximum Transformer Power Rating: 1.0 WATTS SINGLE COMPONENT; Thread Series Designator: UNIFIED NATIONAL COARSE (UNC) SINGLE GROUP; Frequency Rating: 5.0 HERTZ MINIMUM AND 1.0 KILOHERTZ MAXIMUM SINGLE COMPONENT; Body Height: 2.250 INCHES NOMINAL IN. 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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