Bell & Gossett 118705, Coupler Assembly NFI, BI, AB, BNFI, for use with Model106189, 106190, 106192, 106197, NFI102214, BI102232, AB102233, BNFI102214, HV 102210, HV 102230, HV 102231, HV 102213, HV 102308, HV 102309, HV 102311, IB102206, BI102207, AB102208, Series 2, HV, PR, 100