Used on mk105 mod 4,magnetic mine sweeper. 0.468" hole diameter 33 bolt hole quantity gasket to be bonded to generator & fan cover box weldment with adhesive per mmm-a-1617, ty ii non-circular
soft/medium grade fire retardent self extinguishing closed cell neoprene/epdm sponge with a rubber resin tissue carrier adhesive tape on one side, suitable for weather, heat