Expansion Joint Bolt Circle Diameter Not Applicable Bolt Hole Size Not Applicable Bolt Hole Threading Not Applicable Compression Distance 7/8 in Connection Type Slip Socket Expansion Distance 1/4 in Expansion Joint Type Double Bulb Flange Diameter Not Applicable Flange Material Not Applicable Flange Material Finish Not Applicable Flange Material Grade Not Applicable For Fluid Type Not Applicable Joint Material EPDM Joint Material Finish Not Applicable