2pk Tank o-Ring 201-004 90-423-5358 + Plug o-Ring 90-423-7112 Compatible for Sonfarrel Martec Spa Cartridge Filters o-ring Kit available to include Piston

Kit available to include Piston Stop BB0147 and Bumper BB0066

Size:443 | Nominal Inside Diameter:7

Safe Strip

Fits Bostitch N88 N88WW N88WWB N88RH N88RH17-2 N88RH-2MCN

Option #3 Fluid Housing package compatible with Graco 246491 includes Air Valve and O-Ring plus Grease Fitting and plastic cap

2pk Tank o-Ring 201-004 90-423-5358 + Plug o-Ring 90-423-7112 Compatible for Sonfarrel Martec Spa Cartridge Filters o-ring Kit available to include PistonIncludes 2 tank replacement o ring and 2 bonus plug o rings. Check your manual to verify it fits your model. Tank o ring ID 5 5 8". Available with or without silicone lube used to delay o ring rot and no clogging buildup.