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Viton®/FKM Boss o-rings

FKM/Viton® Boss O-rings are used on Hydraulic fittings to make sure the fluid doesn't leak out the port. FKM/Viton® material used when in contact with fuel or chemicals or high heat applications.


Shipping $3.00 on all orders under $15 in the USA


Orders over $15 SHIP FREE first class USPS in the USA 


Orders over $50 SHIP FREE Priority 2-3 day in the USA