Carbon Steel Black EPDM Washer Bonded Washer

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What are bonded washers?

Bonded washers are designed to be tightened to a required torque beneath an ordinary fastener. They exert a soft tension that
keeps the fastener from vibrating loose. They are often attached to the nut side of the fastener.


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Size:M5 - M12
Material: Carbon Steel
GR.2: Q195,Q235
GR.5: 35K,45K,40Cr
GR.8: 40Cr,35CrMo,42CrMo
Stainless Steel
SS304, SS316, SS410
Grade:SAE J429 Gr 2,5,8
ASTM A307 Gr. A
DIN 6921 Class 4.8,5.8,6.8,8.8,10.9,12.9
ISO  Class 4.8,5.8,6.8,8.8,10.9,12.9
SS304, SS316, SS410
Thread:UNC, UNF, M
Finish:Plain, Zinc Plated (Clear/Blue/Yellow/Black), Black Oxide, Nickel, Hot Dip Galvanized,
Mechanical Galvanized, Geomet, Zinc-Nickel Alloy
Package:1. Bulk in 25Kgs Carton Box, + 48 CTN wooden solid Pallet
2. Bulk in 25Kgs Carton Box, + 36 CTN wooden solid Pallet
3. According to customers demand ( Customized Label & Carton Box )



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