Finishing Washers / Finish Washer

Finishing Washers, also known as finish washers, are aesthetically designed round washers featuring a recessed center that accommodates flat head screws. This design not only enhances the visual appeal of the fastened surface but also ensures a secure grip on the bearing material without affecting the screw head. These washers are ideal for applications where both functionality and appearance matter.

Stainless steel is the most commonly used material for manufacturing finishing washers due to its durability and clean look. Other material choices include black-coated steel, aluminum, brass, copper, and nickel-plated steel, depending on the required finish and corrosion resistance.

Adfast Component offers high-quality finishing washers crafted to meet your decorative and functional fastening needs.

Finishing Washer Specifications

FormingHot & Cold Forged
Metric SizeM3 to M100
Imperial Size5/16″ to 4″
ThicknessStandard and Custom
StandardsDIN, ASME, ISO & IS.
Variants 
Dimension Standards
DIN 93DIN 432DIN 462
DIN 463UNI 1747UNI 1749
UNI 6600PN 82022 
Materials 
ASTM Specifications
ASTM A36ASTM A167ASTM A240
ASTM A283ASTM A387ASTM A516
ASTM A572ASTM A829ASTM A633
ASTM A656ASTM B127ASTM B162
ASTM B171ASTM B209ASTM B424
ASTM B463ASTM B551ASTM B749
ASTM B755  
Coatings