Needle Assembly Back Catalog number: 11-3883 Availability: In the manufacturer's stock Price on request - + Recommended CTS-0012 Insert Seal Parts Kit Price on request 11-3889 Needle Seat Assembly, 0.12mm ID Price on request 11-2529 Screw, Comp., 10-32, 304SS, (Gold-Plated), 10/pk Price on request