Specification Brand : American Spa Parts BulletPoint : Waterway 711-4000 1.5" Pool & Spa Heater Union Gasket BulletPoint1 : Spa Diverter Valve Cap BulletPoint2 : 3 3/4" Wide BulletPoint3 : 2 3/4" Thread Width BulletPoint4 : Fits Most Standard 2" Diverter Valves BulletPoint5 : Center Hole is about 3/4" Wide Color : Black ExternallyAssignedProductIdentifier1 : 740016010791 ExternallyAssignedProductIdentifier2 : 0740016010791 ItemName : Diverter Valve Spa Gray Hot Tub Stem O-Rings Cap Handle Kit ItemPackageDimensions_Height : 14.224 centimeters ItemPackageDimensions_Length : 13.716 centimeters ItemPackageDimensions_Width : 13.716 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : swimming-pool-and-spa-replacement-parts Manufacturer : American Spa Parts Material : Synthetic Rubber ModelNumber : ASP31-4003/4gry90-423-5113/5143602-0960K NumberOfItems : 1 PartNumber : ASP31-4003/4gry90-423-5113/5143602-0960 ProductDescription : This Kit is a Gray Notched 3 3/4" Spa Diverter Cap, Handle Knob, Upgraded Stem & O-Rings only. This is a NON Buttress style Cap if your cap has the word Buttress stamped in it look in our store for a Buttress cap. This Diverter Cap mounts on top of the Diverter Valve with the Stem sticking through that the (2) Small O-Rings god on then this handle goes in top of the stem square The Large O-Ring fits on the body under the cap. The Diverter Valve that this part fits is used to Divert Water into different sides of a hot tub and fits many different brands. The outside measurement of the Cap is about 3 3/4" the inside thread measurement is about 2 3/4" and the center hole where the stem and o-rings go measures about 3/4", Then the handle is about 4" long end to end and 2" wide side to side at the widest part and the square hole in handle is 7/16" wide, The Stem fits into the valve body the stem is 5 7/16" Long and the widest part is 2 1/4" wide and the square part on the top that the handle fits on is 7/16" wide. This Part is used in Many Brand of Hot Tub With Gray Colored Parts . We have plenty of these. This listing is for the Cap, Knob & O-Rings only all other parts shown are for illustration only and sold separately. We offer the Cap and Handle in different colors and shapes and the o-rings, Stem and Complete valves & Kits in our Store. waterway , cmp , hydro air , hydroid NOTE: There are times that this kit will not solve the concern of the cap blowing off. If you replace the cap and it continues to blow off you will need to replace the entire valve. We do offer complete valve kits in our store Size : 3 3/4" SupplierDeclaredDgHzRegulation : not_applicable SupplierDeclaredHasProductIdentifierExemption : 1 UnitCount : 1