HomeHPLC Replacement PartsNeedle Seal Kit, SIL-20AXR/ACXRNeedle Seal Kit, SIL-20AXR/ACXR Needle Seal Kit, SIL-20AXR/ACXR Add to quote This product is already in your quote request list. Browse the list Description Description Reference WB290 OEM Part 228-50452-93 Models: i-Series, SIL-20A/AC, SIL-20A/AC/ACXR and SFE-30A