PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4950309Transformer,audio Frequency

Palomar Products, Inc. · NSN 5950-01-251-4305 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-01-251-4305 — this item is cataloged by the U.S. Government under National Stock Number 5950-01-251-4305. Primary manufacturer part number: 4950309.
Features
  • Transformer,audio Frequency — FSC 5950
  • Body Outside Diameter: 0.630 INCHES MAXIMUM IN
  • Frequency Rating: 150.0 HERTZ MINIMUM AND 10.0 KILOHERTZ MAXIMUM SINGLE COMPONENT
  • Inclosure Type: FULLY INCLOSED
  • Mounting Method: TERMINAL SINGLE GROUP
  • Terminal Type and Quantity: 7 WIRE LEAD
  • Reliability Indicator: NOT ESTABLISHED
  • Maximum Operating Temp: 81.0 CELSIUS DEGC
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,audio Frequency, cataloged under National Stock Number 5950-01-251-4305, 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 Palomar Products, Inc.. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 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
NSN5950-01-251-4305
Primary Part Number4950309
Item NameTransformer,audio Frequency
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerPalomar Products, Inc.
StatusACTIVE
Body Outside Diameter0.630 INCHES MAXIMUM IN
Frequency Rating150.0 HERTZ MINIMUM AND 10.0 KILOHERTZ MAXIMUM SINGLE COMPONENT
Inclosure TypeFULLY INCLOSED
Mounting MethodTERMINAL SINGLE GROUP
Terminal Type and Quantity7 WIRE LEAD
Reliability IndicatorNOT ESTABLISHED
Maximum Operating Temp81.0 CELSIUS DEGC
Transformer FunctionOUTPUT
Winding Function and Quantity2 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
Body Length0.600 INCHES MAXIMUM IN
Winding Shielding MethodINTERNAL SHIELD GROUNDED TO CORE AND BROUGHT OUT TO TERMINAL SINGLE COMPONENT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5360-00-025-63733608 INTERCHANGEABLE
Spring
Triumph Actuation Systems - Yakima, Llc Dba Triumph Actuation Systems - Yakima Llc
5330-00-051-48203608 INTERCHANGEABLE
Seal
Garlock Sealing Technologies Llc Dba Garlock Sealing Technologies Llc
5340-00-084-34564003 INTERCHANGEABLE
Clamp,loop
Agc Acquisition Llc Div Agc Acquisiton Llc
6145-00-145-24958402 INTERCHANGEABLE
Cable,special Purpose,electrical
Belden Wire & Cable Company Llc Dba Belden Cdt Electronics Division
5330-00-178-6373 INTERCHANGEABLE
Seal,plain Encased
3455-00-222-379051-10571 INTERCHANGEABLE
Cutter,milling,end
Union Butterfield Corp P O Box 9000 Crystal Lake Il 60039
6625-00-239-42424903-2 INTERCHANGEABLE
Meter,arbitrary Scale
Beede Electrical Instrument Co. Inc.
5975-00-296-0788RB150-75 INTERCHANGEABLE
Adapter,electrical Conduit
Egs Electrical Group Appleton Div
2530-00-495-8623388082C91 INTERCHANGEABLE
Parts Kit,hydraulic Brake Wheel
Navistar Intl Corp Truck Br Ohio Plant
5360-00-526-38613608 INTERCHANGEABLE
Spring,helical,extension
Telemechanics Inc
Cross-Reference Index
Part NumberManufacturer
4903 Solar Tool and Machine Co (USA)
67097860 Vishay Hirel Systems Llc (USA)
3608 A M I/ Coast Magnetics Inc. Dba Coast Magnetics (USA)
4950309 PRIMARY Palomar Products, Inc. (USA)
Related Parts
5360-00-025-6373INTERCHANGEABLE
SPRING
3608
5330-00-051-4820INTERCHANGEABLE
SEAL
3608
5340-00-084-3456INTERCHANGEABLE
CLAMP,LOOP
4003
6145-00-145-2495INTERCHANGEABLE
CABLE,SPECIAL PURPOSE,ELECTRICAL
8402
5330-00-178-6373INTERCHANGEABLE
SEAL,PLAIN ENCASED
3455-00-222-3790INTERCHANGEABLE
CUTTER,MILLING,END
51-10571
6625-00-239-4242INTERCHANGEABLE
METER,ARBITRARY SCALE
4903-2
5975-00-296-0788INTERCHANGEABLE
ADAPTER,ELECTRICAL CONDUIT
RB150-75
2530-00-495-8623INTERCHANGEABLE
PARTS KIT,HYDRAULIC BRAKE WHEEL
388082C91
5360-00-526-3861INTERCHANGEABLE
SPRING,HELICAL,EXTENSION
3608
5905-00-549-8222INTERCHANGEABLE
RESISTOR,VARIABLE,NONWIRE WOUND,
3030-00-649-9445INTERCHANGEABLE
BELTS,V,MATCHED SET
490-3

Frequently Asked Questions

What is NSN 5950-01-251-4305?

NSN 5950-01-251-4305 is a Transformer,audio Frequency, manufactured by Palomar Products, Inc., classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-01-251-4305?

NSN 5950-01-251-4305 has 4 cross-referenced part numbers: 4903 (Solar Tool and Machine Co), 67097860 (Vishay Hirel Systems Llc), 3608 (A M I/ Coast Magnetics Inc. Dba Coast Magnetics), 4950309 (Palomar Products, Inc.).

What NSN replaces 5950-01-251-4305?

There are 12 known substitutes for 5950-01-251-4305: 5360-00-025-6373, 5330-00-051-4820, 5340-00-084-3456 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 4950309?

Key specifications for 4950309: Body Outside Diameter: 0.630 INCHES MAXIMUM IN; Frequency Rating: 150.0 HERTZ MINIMUM AND 10.0 KILOHERTZ MAXIMUM SINGLE COMPONENT; Inclosure Type: FULLY INCLOSED; Mounting Method: TERMINAL SINGLE GROUP. 11 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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