Darlly Cartridge [100 sq ft, 5-15/16" OD Top x 6-1/6" OD Bottom x 10" dia x 19-1/4" L] (91002) marquisspas An O-ring like this is

An O-ring like this is useful because it helps maintain a cleaner seal between the lid and housing

Hayward wedge bolt with washer

and commercial plumbing systems

Gauge hardware is easy to overlook

Approximate size 7-1/2 x 5-3/8 x 1 inches

Darlly Cartridge [100 sq ft, 5-15/16" OD Top x 6-1/6" OD Bottom x 10" dia x 19-1/4" L] (91002) marquisspas An O-ring like this isThe Darlly 91002 filter cartridge is designed for compatible filtration applications and offers 100 square feet of filtration area with 5 15 16 inch top opening, 6 1 6 inch bottom opening, 10 inch diameter, and 19 1 4 inch length. A cartridge like this is useful because it restores the filter element while preserving the original body size and end cap dimensions needed by the housing. Matching cartridge size closely helps support cleaner fitment and