Our Super Flangeless Nut offers the highest pressure holding of all of our flat-bottom fittings. It is excellent for use with tubing assemblies. Our Female Nut It has a 1/4-28 Flat-Bottom Port, is for a tubing OD of 1/8" and comes in black. Brochure

This Stainless Steel Super Flangeless FlushNut eliminates loosening of fittings due to tube twisting, hold tight even during vibration and delivers the highest pressure holding for flat bottom fittings that we offer. FlushNuts offers the answer for those tight-space applications where nut heads often interfere with each other. It has a 1/4-28 Flat-Bottom port configuration and is for 1/16" and 1/32" OD tubing. It comes as single and in a 10 pack. Brochure

Super Flangeless LiteTouch Stainless Steel Nut is strong and durable. It eliminates loosening of fittings due to tube twisting, hold tight even during vibration and delivers the highest pressure holding for flat bottom fittings that we offer. It provides excellent reliable connections that need to be broken frequently and tubing assemblies because they swage onto the tubing. This short Nut is for 1/16" or 1/32" tubing OD and has a thread port configuration of 1/4-28 Flat-Bottom. Brochure

Super Flangeless PEEK Nuts delivers the highest pressure holding for flat bottom fittings that we offer. Manufactured from biocompatible PEEK it delivers excellent chemical resistance. Our short not has a 1/4-28 Flat-Bottom port configuration and is for 1/16" or 1/32" tubing OD. It comes in natural, blue, black, green, gray, orange and red. Brochure