1 pk Valve Cover o-Ring O-336 35505-1409 35505-1438 354053 Compatible for Pentair Pac Fab Top Mount 1 1/2" 26-1124, 26-1130, 26-2506 and Hayward SPX0714L jacuzzi in 12 packs

in 12 packs

All o rings that come in contact with fluid will not swell like some of the other kits out there

All manufacturers names

They are the right length and mesh but do not stay on the check valve when vertical

326A BF/AI

1 pk Valve Cover o-Ring O-336 35505-1409 35505-1438 354053 Compatible for Pentair Pac Fab Top Mount 1 1/2" 26-1124, 26-1130, 26-2506 and Hayward SPX0714L jacuzzi in 12 packsFits Models: VariFlo XL, Magnum R P PC UP, Pac Fab 700 Glas, SwimQuip ABG JW Series, JS Series Available with or without silicone lube used to delay o ring rot and no clogging buildup. Also available as a 2pk to keep a spare on hand. Primarily used on PAC FAB (PUREX TRITON SYSTEMS) TAGELUS FILTERS.