What is the head size? Is it Metric or English?
Answer Charles the part number/ picture you supplied appears to be a 1/2 inch hex head screw that secures the inner spin basket to the basket hub. It isn't english or metric. Thanks and Good Luck
What is the dimensions of this screw?
Answer Hello Nina! This screw 3400527 is 5/16-18 X 7/8 HX. Thanks.