MicroTight One-Piece Fittings are uniquely designed for use with the NanoPort™ and MicroTight Unions, Adapters and Inline MicroFilters. Specifically made for 360 μm OD tubing, 1/32” OD tubing, or the MicroTight Tubing Sleeves these fittings ensure superior fingertight connections with capillary tubing. MicroTight Fittings withstand temperatures up to 125 °C. The MicroTight family also includes a female nut matched with one of five dedicated ferrules for connecting specific tubing ODs.