SMC B2401-P42-XS1 Valve Seal 1, Xs1 Material MSRP: Now: $10.81 Was: XLA HIGH VACUUM VALVE 21 XLA NO SIZE RATING O-RING (VMQ) XLA-40 B2401-P42-XS1
SMC B2401-P4-XR3 Valve Seal 2, Xla, R3 Material MSRP: Now: $123.85 Was: VALVE SEAL 2, XLA, R3 MATERIAL B2401-P4-XR3