300 gallon mild steel tank, serial number 54002, National Board number 54002, built in 1982, 36" diameter x 72" tall, 2 each 24" diameter bottom side manholes, 1 each 2" threaded center top connection, 1 each 2" threaded top side connection with straight pipe connection, 1 each threaded bottom side connection with valve and Tri-Clover adapter, 1 each threaded center bottom connection, various other threaded connections, all mild steel construction.