New Surplus Sulzer pump model APT 21-2B, material A890 Stainless,made in 2011, 223 ft HD, 540 usgpm, 3530 rpm, open impeller with Siemens AC Motor 50hp, frame 326TS, 460v, 60Hz, 3535rpm.
Manufacture: Ahlstrom / Sulzer
Model: APT 21-2B
Size: 4x2.5-8
Material: A890 Stainless