Main technical parameter Working pressure (psi): 2M, 3M, 5M, 10M, 15M, 20K Material class: AA, BB, CC, DD, EE, FF Working temp: L, P, R, S, T, U, V Product Specification Level: PSL1, PSL2, PSL3, PSL4 Performance Requirement level: PR1, PR2 Master bore (in): 2-1/16"2-9/16"3-1/16" (3-1/8")4-1/16" Pass-by bore (in): 2-1/16"2-9/16"3-1/16" (3-1/8")4-1/16"
