The Pentek SH244686 is the correct replacement for the following housing:
The Pentek SH244686 Standard Filter Mounting Bracket is a two housing standard system bracket that comes with the bracket only. Also known as part number SH244686, this water filter mounting bracket fits the Pentek Standard and Pentek 3G Standard Housing systems. The Pentek Standard and 3G Standard Filter Housings are available in both #10 and #20 lengths and will accommodate a wide range of 2 1/2", 207/8" and 3 1/8" diameter cartridges. To prevent cracking of the filter and water leakage, protect your housing system against freezing.