Marine Grande IMPERIAL/SAE 316 Stainless Steel Washers

Type 316 stainless offers superior resistance to rust and corrosion and is recommended for chemical, salt water or coastal environments. 

SAE: Type or grade 316 stainless steel is perfect for those salt water or chlorine type applications. The size of any flat washer is determined by the accommodating screw or bolt size diameter. The inside diameter (ID) will be slightly larger than it's accommodating screw or bolt. 

Fender: The size of a fender washer is determined by it's inside diameter (ID). The (ID) will be slightly larger than it's accommodating screw or bolt. Fender washers have larger outside diameters so to cover more surface area.

Spring Lock: The size of a lock washer is determined by it's inside diameter (ID). The (ID) will be slightly larger than it's accommodating screw or bolt. Split lock washers have a spring type action that flattens with pressure to provide a locking resistance against vibration.