ASSEMBLY: CALORIFIER; MAKER: LEONARD STEAM-WATER HEAT EXCHANGER; MODEL: EX-PK-40-10K HEAT EXCHANGER; 03261-6-1A LEONARD.EX-PK-40-10K.NASTAINLESS STEEL THREADED HEXAGON NIPPLES, SIZE=1-1/4×12 STAINLESS STEEL THREADED SOCKETS, SIZE=1/2