CARBON STEEL FLANGES; DESIGN CONDITIONS - 2 INCHES WATER GAGE TO 50 PSIG AT 750 DEGREES F; EXPANSION JOINT IS EQUIPPED WITH STAINLESS STEEL INTERNAL LINER; AXIAL MOVEMENT IS PLUS OR MINUS 1 INCH; LATERAL MOVEMENT IS PLUS OR MINUS 9/16 INCH; AXIAL SPRING RATE IS 1570 POUNDS PER INCH; LATERAL SPRING RATE IS 2000 POUNDS PER INCH; FUNCTION - DIESEL ENGINE EXHAUST; APPLICABLE TO T-ARC 7 CLASS SHIP