Pressure Tight Screw Connector 1/2G with teflon Ring 6 Bar$214.00 For testo 6621, 6651, 6681 Pressure tight screw connector 1/2G with teflon ring 6 bar (87 PSI) max. Valid for 0555 6600 series probes. Custom built part numbers are non-returnable Call us for a quote Product Model: 0554 1796 Pressure Tight Screw Connector 1/2G with teflon Ring 6 Bar quantity Add to cart SKU: 0554 1796 Category: Testo Sensors Parts & Accessories Tag: Testo Sensors Parts & Accessories Related products TC with tube and plug NiCr-Ni0 out of 5 $366.00 Add to cart Plug-in head cable0 out of 5 $81.00 Add to cart SO2 replacement sensor (0-5000 ppm)0 out of 5 $986.00 Add to cart