Full maintenance kit for LC-2030/LC-2030C/LC-2050/LC-2050C with UV detector. Includes needle seal, needle, sample loop, HPV and LPV rotor and stator, autosampler outlet tubing, pump plunger seals, line filter, suction filter assemblies, check valves, lamp, flow cell windows and gaskets, and air filters. Replacement for 228-58343-42.