Needle Seal, SIL-30AC, SIL-30ACMP Back Catalog number: 11-4052 Manufacturer: SCIENCIX Availability: In the manufacturer's stock Price on request - + Recommended CTS-A159 Inlet Check Valve Price on request 11-3321 Wash Seal Gasket, 6/pk Price on request CTS-2369 Sapphire Plunger Price on request