Find the Right Replacement Part
Start with either the part type you need or your instrument manufacturer and model.
Pump & Piston Seals Find piston seals and pump seals by instrument, model, and seal material.
Check Valves For a complete check valve or conversion kit, select your instrument manufacturer below. Already use OPTI-MAX? Replace the cartridge directly.
Rotor & Face Seals Find replacement rotor seals and face seals by instrument and valve configuration.
Filters & Frits Find inlet filters, solvent filters, frits, and related LC filtration components.
Fittings, Ferrules & Tubing Find fittings, ferrules, adapters, unions, tubing, and other fluid-path connections.
Pistons & Plungers Find replacement pump pistons and plungers by instrument manufacturer or model.
Know the instrument? Select the manufacturer below to browse replacement parts by model.
Know the part number? Enter an OEM or Optimize part number directly into the site search.