Direct Replacement for 1100, 1120 and 1200 LC System and 1260 Infinity LC System, works for both OEM# G1312-60020 (600 bar) and OEM# 5062-8562 (400 bar). To ensure leak tight operation for both HPLC and low pressure use, please install AIV valve with a minimum torque setting of 120 in-lbs, or 14 N-m.