- Outside Diameter: 1 3/8 in
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Flat Washer (USS) -zinc
Type of washers : Flat Washer Bolt Diameter/Size : 1/2 in Inside Diameter : 9/16 in Thickness : 3/32 to 1/8 in 4 productsSee Packaging format options - Compare
Black Flat Ring (USS) - Rustproof Finish
Bolt Diameter/Size : 1/2 in, 1 1/2 in Inside Diameter : 9/16 in Thickness : 3/32 to 1/8 in Finish : Rustproof Black 3 productsSee All Options - Compare
Flat Washer (USS) - Grade 8 - Yellow Zinc
Type of washers : Flat Washer Bolt Diameter/Size : 1/2 in Inside Diameter : 9/16 in Brand : Reliable 3 productsSee Packaging format options - Compare
Flat Washer (USS) - Grade 8 - Plain
Type of washers : Flat Washer Bolt Diameter/Size : 1/2 in Inside Diameter : 9/16 in Brand : Reliable Product # PW8P12See product