Upchurch Scientific® Flangeless Fittings for 1/16" and 1/8" OD tubing feature a wide assortment of nut geometries and materials from which to choose. The P-312 Lock Nut is for use with any 1/4-28 male Flangeless F itting. Use this product in applications where vibrations can loosen fittings.
Upchurch Scientific® Metric Flangeless Ferrules are designed to connect 1.8, 2.0, 2.5, 3.0, 4.0 mm OD tubing to flat-bottom ports when paired with the appropriate M6, 1/4-28, or 5/16-24 Flangeless Nuts. We also offer M6-threaded nuts to connect 1/16" or 1/8" OD tubing, plus a tubing sleeve to facilitate 1.0 mm OD tubing connections. Please refer to the "Metric Connections" chart for information regarding which nuts and ferrules to use with your tubing.