PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1664Transformer,audio Frequency

Magnetek Inc Lighting Products Group · NSN 5950-00-645-1926 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-645-1926 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-645-1926. Primary manufacturer part number: 1664.
Features
  • Transformer,audio Frequency — FSC 5950
  • Maximum Transformer Power Rating: 30.0 DECIBELS SINGLE COMPONENT
  • Impedance Rating in Ohms: 600.0 NOMINAL SINGLE COMPONENT SINGLE SECONDARY
  • Inclosure Type: HERMETICALLY SEALED
  • Primary to Secondary Turn Ratio: 1 TO 3-5/8 SINGLE COMPONENT
  • Winding Operating Current: 20.0 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT SINGLE PRIMARY
  • Winding Shielding Method: INTERNAL SHIELD GROUNDED TO INCLOSURE SINGLE COMPONENT
  • Distance Between Mounting Facility Centers: 1.938 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER 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 5950-00-645-1926, 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 17 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. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-00-645-1926
Primary Part Number1664
Item NameTransformer,audio Frequency
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerMagnetek Inc Lighting Products Group
StatusACTIVE
Maximum Transformer Power Rating30.0 DECIBELS SINGLE COMPONENT
Impedance Rating in Ohms600.0 NOMINAL SINGLE COMPONENT SINGLE SECONDARY
Inclosure TypeHERMETICALLY SEALED
Primary to Secondary Turn Ratio1 TO 3-5/8 SINGLE COMPONENT
Winding Operating Current20.0 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT SINGLE PRIMARY
Winding Shielding MethodINTERNAL SHIELD GROUNDED TO INCLOSURE SINGLE COMPONENT
Distance Between Mounting Facility Centers1.938 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Body Height2.188 INCHES NOMINAL IN
Winding Function and Quantity1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
Mounting MethodFLANGE AND UNTHREADED HOLE(S) SINGLE GROUP
Frequency Rating400.0 HERTZ MINIMUM AND 800.0 HERTZ MAXIMUM SINGLE COMPONENT
Mounting Facility Quantity2 SINGLE GROUP
Body Width1.500 INCHES NOMINAL IN
Impedance Rating in Ohms8000.0 NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Body Length1.500 INCHES NOMINAL IN
Terminal Type and Quantity4 STANDOFF, SOLDER LUG
Reliability IndicatorNOT ESTABLISHED
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
6115-00-235-8679 INTERCHANGEABLE
Generator Set,diesel Engine
4820-00-287-40871664 INTERCHANGEABLE
Valve,safety Relief
Ashcroft Inc Dba Heise
5965-00-338-4259G3592-2 INTERCHANGEABLE
Handset Headset Subassembly
Telephone Company of America Incorporated
5985-00-407-5314 INTERCHANGEABLE
Antenna
5306-00-606-9883 INTERCHANGEABLE
Bolt,machine
4820-00-821-9001 INTERCHANGEABLE
Valve,safety Relief
4820-00-878-335648A3-8-110 INTERCHANGEABLE
Valve,safety Relief
Anderson Greenwood Lp Dba Anderson Greenwood Crosby
7110-01-030-72181664 INTERCHANGEABLE
Filing Cabinet
Tab Products Co. Llc Dba Tab Products Co Llc
6520-01-120-26561-664 INTERCHANGEABLE
Impression Tray,dental
Defense Logistics Agency Directorate of Medical Materiel Defense Supply Center Philadelphia
2940-01-261-41011664 INTERCHANGEABLE
Filter Body,fluid
Napa Automotive Parts Co
Cross-Reference Index
Part NumberManufacturer
L30288-1 Remler Co (USA)
1664 Magnetek Inc Huntington Div (USA)
1664 PRIMARY Magnetek Inc Lighting Products Group (USA)
Related Parts
6115-00-235-8679INTERCHANGEABLE
GENERATOR SET,DIESEL ENGINE
4820-00-287-4087INTERCHANGEABLE
VALVE,SAFETY RELIEF
1664
5965-00-338-4259INTERCHANGEABLE
HANDSET HEADSET SUBASSEMBLY
G3592-2
5985-00-407-5314INTERCHANGEABLE
ANTENNA
5306-00-606-9883INTERCHANGEABLE
BOLT,MACHINE
4820-00-821-9001INTERCHANGEABLE
VALVE,SAFETY RELIEF
4820-00-878-3356INTERCHANGEABLE
VALVE,SAFETY RELIEF
48A3-8-110
7110-01-030-7218INTERCHANGEABLE
FILING CABINET
1664
6520-01-120-2656INTERCHANGEABLE
IMPRESSION TRAY,DENTAL
1-664
2940-01-261-4101INTERCHANGEABLE
FILTER BODY,FLUID
1664
6545-01-512-7273INTERCHANGEABLE
CASE,MEDICAL INSTRUMENT AND SUPP
1664

Frequently Asked Questions

What is NSN 5950-00-645-1926?

NSN 5950-00-645-1926 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 5950-00-645-1926?

NSN 5950-00-645-1926 has 3 cross-referenced part numbers: L30288-1 (Remler Co), 1664 (Magnetek Inc Huntington Div), 1664 (Magnetek Inc Lighting Products Group).

What NSN replaces 5950-00-645-1926?

There are 11 known substitutes for 5950-00-645-1926: 6115-00-235-8679, 4820-00-287-4087, 5965-00-338-4259 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1664?

Key specifications for 1664: Maximum Transformer Power Rating: 30.0 DECIBELS SINGLE COMPONENT; Impedance Rating in Ohms: 600.0 NOMINAL SINGLE COMPONENT SINGLE SECONDARY; Inclosure Type: HERMETICALLY SEALED; Primary to Secondary Turn Ratio: 1 TO 3-5/8 SINGLE COMPONENT. 17 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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