Check Valve Assembly, Inlet Back Catalog number: 11-1598 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended CTS-10476 Sapphire Plunger, Alliance Price on request CTS-A11336 Cartridge, Intelligent Valve Price on request 11-4122 PTFE Diaphragm, LC-30AD/i-Series, 2/pk Price on request