Needle Seal, SIL-30AC, SIL-30ACMP Back Catalog number: 11-4052 Manufacturer: SCIENCIX Availability: In the manufacturer's stock Price on request - + Recommended 11-1599 Check Valve Assembly, Outlet Price on request CTS-0037 Tube, Left Inlet Pigtail Price on request CTS-10988 2690/2695 Performance Maintenance Kit Price on request