The Pentek 255626-43 is the correct cartridge filter replacement for the following:
The Pentek GS-6CB-5-C-3/8" Inline Filter, also known as part number 255626-43, is part of the Pentek Gold Series Inline Filters. This 5 micron filter, with carbon block filtration, reduces chlorine taste and unpleasant odor found in your drinking water. The Pentek Water Filter Cartridge includes a pre-filter and post-filter. This inline water filter is designed with a 3/8" female pipe thread (FPT), and injection molded and pressure rated to 125 psi (8.62 bar).
Pentek Inline Water Filter Replacement specifications:
The Pentek 255626-43 Inline Water Filter is NSF 42 Certified and designed to fit any point of use drinking water appliance such as: Reverse Osmosis (RO) systems, distillation systems, bottleless water coolers, coffee makers, espresso brewers, misters, ice machines, water fountains, refrigerators and other water dispensing devices.