(1) 393490-6 3/32 in ID x 7/8 in OD, (5) 393490-7 3/32 in ID x 1 in OD and (2) 393490-8 3/32 in ID x 5/8 in OD O-Ring, (1) 393490-12, (1) 393490-29 and (1) 393490-31 Gasket, (4) 393490-37 Valve, (4) 393490-37A Stainless Steel Back-Up Valve, (1) 393490-42 Piston Ring, (1) 393490-43 O-Ring, (1) 393490-48 Chevron Packing and (1) 393490-49 PTFE Packing