?12 PCHG-36 FT-336-C-75 1122-C-AC FT-336-C-5 1122-C-2.25 NGGC-336 SP611FDK 0-11761, C-12 * PCHG-336 PCHG-536-5-V PCHG-336-5-V/00-033075 PCHG-36-5B PCHG-336 -5 -B PCHG_372_SCW, Filter Elements Removal of 0.3 micron particulate & 1 micron water droplets O-RING, FRONT CAP 42;