Ammonia Surge Tank. Manufactured by E.L. Nickell Co. Constantine, Michigan USA. ‘U’ stamped. Nat’l Bd. 23507. Max W.P.: 250 PSI. Max temp: 650F. Min temp: -20F. Year: 1977. ELNCO 25478. C-2584-A. Thickness: 3/8 in. Capacity: 317 gallons. Straight wall length: 9 ft. 3 in. Un-insulated diameter: 2 ft. 5 in. Inlets/Outlets: (1) ½ in. NPT Female, (1) 4 in. pipe, (1) 4 in. valve, (1) 4 in. flange. Overall dimensions: 7 ft. 9 in. L x 5 ft. W x 13 ft. 5 in. H.
