Pentair Drain Plug O-Ring 112, .487 x .103 Buna -N 70, 2 Required - 192115 This Item Requires (2) Pieces and must be ordered separately. Sorry for the inconvenience. Part (19) on Parts Diagram
Pentair O-Ring 2 Inch Bulkhead -154492
Bulkhead o-ring replacement. Fits Pentair FNS and Nautilus pool/spa D.E. filters
Also fits Pentair Triton II pool and spa sand filter models TR100C,...