BBB-4-2 Specifications Documentation Wetted Parts: For 316: type 316 stainless steel, sapphire, ruby, gold, UHMW polyethylene, CTFE. For PEEK: PEEK, sapphire, ruby, UHMW polyethylene, inert polymers. Reproducibility: typically ±0.3% Viscosity Limit: 500 centipoise Tubing Connections: Inlet valves: 1/8″ Swagelok style connection for use with 1/8″ tubing (tube nut and ferrule provided with pump). Outlet valves: 1/8″ Swagelok style connection for use with 1/8″ tubing (tube nut and ferrule provided with pump). Valves with special fittings available on request. Motor: brushless, AC Synchronous, TENV (totally enclosed non ventilated). *Maximum flow rate specifications are based on theoretical volume displacement; actual flow rates will vary depending on such factors as fluid viscosity, compressibility and temperature. Download product brochures and documentation from our Support page.