WAKEFIELD  Selector

WAKEFIELD 403F Heat Sinks Double-Surface Heat Sink for TO-3 Case, 120.7x76.2x31.8mm, 6.9mm Dia. Mount Hole

Mfg Part Number:  403F  
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Price: $127.54
Quantity:
In Stock: 24
Last Updated: Jan 22, 2026
No Sales Tax except these states
, PO and Wire.

Product:    Heat Sinks    
Designed for:    TO-3    
Mounting Style:    Through Hole    
Heatsink Material:    Aluminum    
Fin Style:    Extruded Radial Fin    
Thermal Resistance:    0.9 C/W    
Length:    111.1 mm    
Width:    76.2 mm    
Height:    31.8 mm

General Information
Product Heat Sinks
Mounting Style Screw
Heatsink Material Aluminum
Fin Style Extruded Axial Fin
Thermal Resistance -
Length 120.7 mm
Width 76.2 mm
Height 31.8 mm
Designed for TO-3, Stud Mounted Semiconductor Cases
WARNING:: The plastic used in cable products can expose you to lead and lead components, chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information go to www.P65Warnings.ca.gov
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