Blanking Plate Mhap4-Bp-3 for Mha4-P...-Hc/Tc and Mhp4-P...-Hc/Tc Connection and Manifold Blocks. Corrosion Resistance Classification Crc=2 - Moderate Corrosion Stress, Product Weight=14 G, Materials Note=Free of Copper and Ptfe, Material of Connecting Plate=Pa, Festo