Used on 6115-01-561-7788. 3.18mm all holes hole diameter 34.10mm overall length 34.10mm overall width 30.20mm center hole diameter 4 bolt hole quantity gasket material is nickel coated graphite silicone; dwg 04-20451, cage 30554; gasket is 30.2mm diameter; shape is square 34.1mm with rouinded edges