Dk-Lok® 1/4" Tube OD x 1/4" NPT Male Pipe STRAIGHT CONNECTOR 316 Stainless Steel
PTFE tape, if not applied properly, can contribute to system contamination, especially with fluid applications. Other alternatives are available such as an anaerobic thread sealant with PTFE. 1/4" Tube OD x 1/4" NPT Male Connector.