Flangeless Fittings
Upchurch Scientific® Flangeless Fittings eliminate the need to flange tubing. This removable and reusable system provides several benefits:
The 1/4-28 and M6 Flangeless Fittings for 1/16”, 1/8” and metric sized OD tubing are summarized on this page.
Serial Number | Description |
F-358 | Flangeless FlushNut™ 1/4-28 Flat-Bottom, for 1/16 " OD |
LT-111 | LiteTouch® Flangeless Nut for 1/16" OD |
P-136 | Flangeless Nut PEEK, 5/16-24 Flat-Bottom, for 1/16" OD Natural |
P-136BLK | Flangeless Nut PEEK, 5/16-24 Flat-Bottom, for 1/16" OD Black |
P-138 | Flangeless Nut Delrin®, 5/16-24 Flat-Bottom, for 3/16" OD |
P-139 | Flangeless Ferrule PCTFE, 5/16-24 Flat-Bottom, for 4mm OD Natural |
P-200 | Flangeless Ferrule Tefzel® (ETFE), 1/4-28 Flat-Bottom, for 1/16" OD Blue |
P-200N | Flangeless Ferrule Tefzel® (ETFE), 1/4-28 Flat-Bottom, for 1/16" OD Natural |
P-200NX | Flangeless Ferrule Tefzel® (ETFE), 1/4-28 Flat-Bottom, for 1/16" OD Natural - 10 Pack |
P-200R | Flangeless Ferrule Tefzel® (ETFE), 1/4-28 Flat-Bottom, for 1/16" OD Red - Single |
P-200X | Flangeless Ferrule Tefzel® (ETFE), 1/4-28 Flat-Bottom, for 1/16" OD Blue-10 Pack |
P-201 | Flangeless Male Nut Delrin®, 1/4-28 Flat-Bottom, for 1/16" OD Black |
P-202 | Flangeless Male Nut Delrin®, 1/4-28 Flat-Bottom, 1/16"" OD Red |
P-202X | Flangeless Male Nut Delrin®, 1/4-28 Flat-Bottom, 1/16"" OD Red - 10 Pack |
P-203 | Flangeless Male Nut Delrin®, 1/4-28 Flat-Bottom, for 1/16"" OD, White |
P-204 | Flangeless Male Nut Delrin®, 1/4-28 Flat-Bottom, for 1/16" OD, Cream |
P-205 | Flangeless Male Nut Delrin®, 1/4-28 Flat-Bottom, for 1/16" OD, Green |
P-206 | Flangeless Male Nut Delrin®, 1/4-28 Flat-Bottom, for 1/16" OD Blue |
P-207 | Flangeless Metric Male Nut Delrin®,M6 Flat-Bottom, for 1/16" OD Black |
P-208 | Flangeless Nut Delrin®, Short, 1/4-28 Flat-Bottom, for 1/16" OD Black |
P-208R | Flangeless Nut Delrin®, Short, 1/4-28 Flat-Bottom, for 1/16" OD Red |
P-208W | Flangeless Nut Delrin®, Short, 1/4-28 Flat-Bottom, for 1/16" OD White |
P-210 | Flangeless Nut Extra-Long, ETFE, 1/4-28 Flat-Bottom, for 1/16" OD Blue |
P-210N | Flangeless Nut Extra-Long, ETFE, 1/4-28 Flat-Bottom, for 1/16" OD Natural |
P-215 | Flangeless Nut Tefzel® (ETFE), 1/4-28 Flat-Bottom, for 1/16" OD Natural |
P-215B | Flangeless Nut Tefzel® (ETFE), 1/4-28 Flat-Bottom, for 1/16" OD Blue |
P-215BLK | Flangeless Nut Tefzel® (ETFE), 1/4-28 Flat-Bottom, for 1/16" OD Black |
P-215G | Flangeless Nut Tefzel® (ETFE), 1/4-28 Flat-Bottom, for 1/16" OD Green |
P-215R | Flangeless Nut Tefzel® (ETFE), 1/4-28 Flat-Bottom, for 1/16" OD Red |
P-215Y | Flangeless Nut Tefzel® (ETFE), 1/4-28 Flat-Bottom, for 1/16" OD Yellow |
P-218 | Flangeless Nut Short, Tefzel® (ETFE), 1/4-28 Flat-Bottom, for 1/16" OD Natural |
P-218B | Flangeless Nut Short, Tefzel® (ETFE), 1/4-28 Flat-Bottom, for 1/16" OD Blue |
P-218BLK | Flangeless Nut Short, Tefzel® (ETFE), 1/4-28 Flat-Bottom, for 1/16" OD Black |
P-218G | Flangeless Nut Short, Tefzel® (ETFE), 1/4-28 Flat-Bottom, for 1/16" OD Green |
P-218R | Flangeless Nut Short, Tefzel® (ETFE), 1/4-28 Flat-Bottom, for 1/16" OD Red |
P-219 | Super Flangeless™ Nut PEEK, Black, M6 Flat-Bottom, for 1/16" OD |
P-220 | Flangeless Male Nut Polypropylene, 1/4-28 Flat-Bottom, for 1/16" OD Natural |
P-220B | Flangeless Male Nut Polypropylene, 1/4-28 Flat-Bottom, for 1/16" OD Blue |
P-220BLK | Flangeless Male Nut Polypropylene, 1/4-28 Flat-Bottom, for 1/16" OD Black |
P-220G | Flangeless Male Nut Polypropylene, 1/4-28 Flat-Bottom, for 1/16" OD Green |
P-220OR | Flangeless Male Nut Polypropylene, 1/4-28 Flat-Bottom, for 1/16" OD Orange |
P-220R | Flangeless Male Nut Polypropylene, 1/4-28 Flat-Bottom, for 1/16" OD Red |
P-220Y | Flangeless Male Nut Polypropylene, 1/4-28 Flat-Bottom, for 1/16" OD Yellow |
P-221 | Flangeless Ferrule Polypropylene, 1/4-28 Flat-Bottom, for 1/16" OD |
P-225 | Flangeless Nut Tefzel® (ETFE), M6 Flat-Bottom, for 1/16" OD Black |
P-225Y | Flangeless Nut Tefzel® (ETFE), M6 Flat-Bottom, for 1/16" OD Yellow |
P-225YX | Flangeless Nut Tefzel® (ETFE), M6 Flat-Bottom, for 1/16" OD Yellow - 10 Pack |
P-226 | Flangeless Nut DuPont® PFA, M6 Flat-Bottom, for1/16" OD -Black |
P-230 | Flangeless Nut PEEK, 1/4-28 Flat-Bottom, for 1/16" OD Natural |
P-230BLK | Flangeless Nut PEEK, 1/4-28 Flat-Bottom, for 1/16" OD Black |
P-235 | Flangeless Nut PEEK, Short, 1/4-28 Flat-Bottom, for 1/16" OD Natural - Single |
P-235B | Flangeless Nut PEEK, Short, 1/4-28 Flat-Bottom, for 1/16" OD Blue - Single |
P-235X | Flangeless Nut PEEK, Short, 1/4-28 Flat-Bottom, for 1/16" OD Natural - 10 Pack |
P-238 | Flangeless Male Nut Delrin®, 1/4-28 Flat-Bottom, for 1/16" OD |
P-240 | Flangeless Ferrule Tefzel® (ETFE), 1/4-28 or 10-32 Flat-Bottom, for 1/16" OD |
P-245 | Flangeless Nut DuPont® PFA , 1/4-28 Flat-Bottom, for 1/16" OD Natural |
P-283 | Flangeless Headless Nut Short, 1/4-28 Flat-Bottom, for 1/16" OD |
P-286 | Flangeless Nut 1/16 PPS Headless |
P-288 | Flangeless Nut Headless, PPS, M6 Flat-Bottom, for 1/16" OD - Natural |
P-300 | Flangeless Ferrule Tefzel® (ETFE) 1/4-28 Flat-Bottom, for 1/8" OD Yellow |
P-300N | Flangeless Ferrule Tefzel® (ETFE) 1/4-28 Flat-Bottom, for 1/8" OD Natural |
P-300NX | Flangeless Ferrule Tefzel®, 1/4-28 Flat-Bottom, for 1/8" OD Natural - 10 Pack |
P-300X | Flangeless Ferrule Tefzel®, 1/4-28 Flat-Bottom, for 1/8" OD Yellow - 10 Pack |
P-301 | Flangeless Male Nut Delrin®, 1/4-28 Flat-Bottom, for 1/8" OD Black - Single |
P-301X | Flangeless Male Nut Delrin®, 1/4-28 Flat-Bottom, for 1/8" OD Black - 10 Pack |
P-302 | Flangeless Male Nut Delrin®, 1/4-28 Flat-Bottom, for 1/8" OD - Red |
P-303 | Flangeless Male Nut Delrin®, 1/4-28 Flat-Bottom, for 1/8" OD - White |
P-304 | Flangeless Male Nut Delrin®, 1/4-28 Flat-Bottom, for 1/8" OD - Cream |
P-305 | Flangeless Male Nut Delrin®, 1/4-28 Flat-Bottom, for 1/8" OD Green - Single |
P-305X | Flangeless Male Nut Delrin®, 1/4-28 Flat-Bottom, for 1/8" OD Green - 10 Pack |
P-306 | Flangeless Male Nut Delrin®, 1/4-28 Flat-Bottom, for 1/8" OD Blue - Single |
P-308 | Flangeless Male Nut Short, Delrin®, 1/4-28 Flat-Bottom, for 1/8" OD Black - Single |
P-308W | Flangeless Male Nut Short, Delrin®, 1/4-28 Flat-Bottom, for 1/8" OD White - Single |
P-310N | Flangeless Nut Extra Long, Tefzel® (ETFE), 1/4-28 Flat-Bottom, for 1/8" OD |
P-312 | Lock Nut Flangeless Fitting - White |
P-315 | Flangeless Nut Tefzel® (ETFE), 1/4-28 Flat-Bottom, for 1/8" OD Natural |
P-315B | Flangeless Nut Tefzel® (ETFE), 1/4-28 Flat-Bottom, for 1/8" OD Blue |
P-315BLK | Flangeless Nut Tefzel® (ETFE), 1/4-28 Flat-Bottom, for 1/8" OD Black |
P-315G | Flangeless Nut Tefzel® (ETFE), 1/4-28 Flat-Bottom, for 1/8" OD Green |
P-315R | Flangeless Nut Tefzel® (ETFE), 1/4-28 Flat-Bottom, for 1/8" OD Red |
P-315Y | Flangeless Nut Tefzel® (ETFE), 1/4-28 Flat-Bottom, for 1/8" OD Yellow |
P-318 | Flangeless Nut Short Tefzel® (ETFE) 1/4-28 Flat-Bottom, for 1/8" OD Natural - Single |
P-318B | Flangeless Nut Short Tefzel® (ETFE) 1/4-28 Flat-Bottom, for 1/8" OD Blue - Single |
P-318BLK | Flangeless Nut Short Tefzel® (ETFE) 1/4-28 Flat-Bottom, for 1/8" OD Black - Single |
P-318G | Flangeless Nut Short Tefzel® (ETFE) 1/4-28 Flat-Bottom, for 1/8" OD Green - Single |
P-318R | Flangeless Nut Short Tefzel® (ETFE) 1/4-28 Flat-Bottom, for 1/8" OD Red - Single |
P-318Y | Flangeless Nut Short Tefzel® (ETFE) 1/4-28 Flat-Bottom, for 1/8" OD Yellow - Single |
P-320 | Flangeless Nut Polypropylene 1/4-28 Flat-Bottom, for 1/8" OD Natural |
P-320B | Flangeless Nut Polypropylene 1/4-28 Flat-Bottom, for 1/8" OD Blue |
P-320BLK | Flangeless Nut Polypropylene 1/4-28 Flat-Bottom, for 1/8" OD Black |
P-320G | Flangeless Nut Polypropylene 1/4-28 Flat-Bottom, for 1/8" OD Green |
P-320OR | Flangeless Nut Polypropylene 1/4-28 Flat-Bottom, for 1/8" OD Orange |
P-320R | Flangeless Nut Polypropylene 1/4-28 Flat-Bottom, for 1/8" OD Red |
P-320Y | Flangeless Nut Polypropylene 1/4-28 Flat-Bottom, for 1/8" OD Yellow |
P-325 | Flangeless Nut Tefzel® (ETFE) M6 Flat-Bottom, for 1/8" OD |
P-326 | Flangeless Nut DuPont® PFA, M6 Flat-Bottom, for 1/8" OD - Black |
P-330 | Flangeless Nut PEEK, 1/4-28 Flat-Bottom, for 1/8" OD Natural |
P-330B | Flangeless Nut PEEK, 1/4-28 Flat-Bottom, for 1/8" OD Blue |
P-330BLK | Flangeless Nut PEEK, 1/4-28 Flat-Bottom, for 1/8" OD Black |
P-330G | Flangeless Nut PEEK, 1/4-28 Flat-Bottom, for 1/8" OD Green |
P-330OR | Flangeless Nut PEEK, 1/4-28 Flat-Bottom, for 1/8" OD Orange |
P-330R | Flangeless Nut PEEK, 1/4-28 Flat-Bottom, for 1/8" OD Red |
P-330X | Flangeless Nut PEEK, 1/4-28 Flat-Bottom, for 1/8" OD Natural - 10 Pack |
P-330Y | Flangeless Nut PEEK, 1/4-28 Flat-Bottom, for 1/8" OD Yellow |
P-335 | Flangeless Nut Short, PEEK 1/4-28 Flat-Bottom, for 1/8" OD Natural |
P-335B | Flangeless Nut Short, PEEK 1/4-28 Flat-Bottom, for 1/8" OD Blue |
P-335G | Flangeless Nut Short, PEEK 1/4-28 Flat-Bottom, for 1/8" OD Green |
P-335OR | Flangeless Nut Short, PEEK 1/4-28 Flat-Bottom, for 1/8" OD Orange |
P-335R | Flangeless Nut Short, PEEK 1/4-28 Flat-Bottom, for 1/8" OD Red |
P-335X | Flangeless Nut Short, PEEK 1/4-28 Flat-Bottom, for 1/8" OD Natural - 10 Pack |
P-335Y | Flangeless Nut Short, PEEK 1/4-28 Flat-Bottom, for 1/8" OD Yellow |
P-338 | Flangeless Nut Delrin®, 1/4-28 Flat-Bottom, 1/8" OD - Purple |
P-340 | Flangeless Ferrule Tefzel® (ETFE), 1/4-28 Flat-Bottom, 1/8" OD Natural - Single |
P-342 | Flangeless Ferrule Tefzel® (ETFE),1/4-28 or M6 Flat- Bottom, for 1.8mm OD Green - Single |
P-342X | Flangeless Ferrule Tefzel® (ETFE),1/4-28 or M6 Flat- Bottom, for 1.8mm OD Green - 10 Pack |
P-343 | Flangeless Ferrule Tefzel® (ETFE), 1/4-28 or M6 Flat- Bottom, for 3mm OD Orange -Single |
P-343X | Flangeless Ferrule Tefzel® (ETFE), 1/4-28 or M6 Flat- Bottom, for 3mm OD Orange -10 Pack |
P-344 | Flangeless Ferrule Tefzel® (ETFE), 5/16-24 Flat-Bottom, for 4mm OD Natural - Single |
P-344X | Flangeless Ferrule Tefzel® (ETFE), 5/16-24 Flat-Bottom, for 4mm OD Natural - 10 Pack |
P-345 | Flangeless Nut DuPont® PFA, 1/4-28 Flat-Bottom, for 1/8" OD Natural - Single |
P-345X | Flangeless Nut DuPont® PFA, 1/4-28 Flat-Bottom, for 1/8" OD Natural - 10 Pack |
P-347 | Metric Flangeless Nut Short PEEK, M6 Flat-Bottom, 1.8mm-1/8" OD Black |
P-347B | Metric Flangeless Nut Short PEEK, M6 Flat-Bottom, 1.8mm-1/8" OD Blue |
P-347BX | Metric Flangeless Nut Short PEEK, M6 Flat-Bottom, 1.8mm-1/8" OD Blue - 10 Pack |
P-347X | Metric Flangeless Nut Short PEEK, M6 Flat-Bottom, 1.8mm-1/8" OD Black - 10 Pack |
P-348 | Flangeless Short Headless Nut 1/14-28 Flat-Bottom, for 1/8" OD |
P-353 | Flangeless Ferrule M6 or 1/4-28 Flat-Bottom, 2.5mm Tefzel® (ETFE) |
P-363R | Flangeless Ferrule M6 or 1/4-28 Flat-Bottom, 2.0mm Tefzel® (ETFE) - Red |
XF-358 | Flangeless Fitting FlushNut™ 1/4-28 Flat-Bottom, for 1/16" OD |
XF-368 | Flangeless Fitting FlushNut™ 1/4-28 Flat-Bottom, 1/8" OD |
XLT-111 | Flangeless Fitting PEEK 10-32 Flat-Bottom, for 1/16" OD |
XP-130 | Flangeless Fitting PEEK 5/16-24 Flat-Bottom, for 1/8" OD |
XP-132 | Flangeless Fitting PEEK 5/16-24 Flat-Bottom, for 4mm OD |
XP-136 | Flangeless Fitting PEEK 5/16-24 Flat-Bottom, for 1/16" OD |
XP-138 | Flangeless Fitting Delrin® 5/16-24 Flat-Bottom, for 4.0mm OD |
XP-201 | Flangeless Fitting Delrin®, Black 1/4-28 Flat-Bottom, for1/16" OD |
XP-202 | Flangeless Fitting Delrin®, Red 1/4-28 Flat-Bottom, for1/16" OD |
XP-203 | Flangeless Fitting White Delrin®, 1/4-28 Flat-Bottom, for1/16" OD |
XP-204 | Flangeless Fitting Cream Delrin®, 1/4-28 Flat-Bottom, for1/16" OD |
XP-205 | Flangeless Fitting Green Delrin®, 1/4-28 Flat-Bottom, for1/16" OD |
XP-206 | Flangeless Fitting Blue Delrin®, 1/4-28 Flat-Bottom, for1/16" OD |
XP-208 | Flangeless Fitting Black Delrin®, 1/4-28 Flat-Bottom, for1/16" OD |
XP-210 | Flangeless Fitting Tefzel® ®(ETFE), Blue, 1/4-28 Flat-Bottom, for 1/6" OD |
XP-215 | Flangeless Fitting Tefzel® (ETFE), Natural, 1/4-28 Flat-Bottom, for 1/16" OD |
XP-218 | Flangeless Fitting Short, Tefzel® (ETFE), 1/4-28 Flat-Bottom, for 1/16" OD Natural - Single |
XP-218BLK | Flangeless Fitting Short, Tefzel® (ETFE), 1/4-28 Flat-Bottom, for 1/16" OD Black - Single |
XP-218BLKX | Flangeless Fitting Short, Tefzel® (ETFE), 1/4-28 Flat-Bottom, for 1/16" OD Black - 10 Pack |
XP-220 | Flangeless Fitting Natural, Polypropylene,1/4-28 Flat-Bottom, for 1/16" OD |
XP-230 | Flangeless Fitting Natural, PEEK, 1/4-28 Flat-Bottom, for 1/16" OD |
XP-235 | Flangeless Fitting Short, PEEK, 1/4-28 Flat-Bottom for 1/16" OD Natural - Single |
XP-235X | Flangeless Fitting Short, PEEK, 1/4-28 Flat-Bottom for 1/16" OD Natural - 10 Pack |
XP-238 | Flangeless Fitting Delrin® 1/4-28 Flat-Bottom, for 1/16" OD Purple - Single |
XP-245 | Flangeless Fitting DuPont® PFA 1/4-28 Flat-Bottom, for 1/16" OD Natural - Single |
XP-245B | Flangeless Fitting DuPont® PFA 1/4-28 Flat-Bottom, for 1/16" OD Blue - Single |
XP-283 | Flangeless Fitting Headless, PPS, Natural, 1/4-28 Flat-Bottom, for 1/16" OD |
XP-286 | Flangeless Fitting Headless, PEEK, Natural, 1/4-28 Flat-Bottom, for 1/16" OD |
XP-301 | Flangeless Fitting Delrin®, Black 1/4-28 Flat-Bottom, for1/8" OD |
XP-302 | Flangeless Fitting Delrin®, Red, 1/4-28 Flat-Bottom, for1/8" OD |
XP-303 | Flangeless Fitting Delrin®, White, 1/4-28 Flat-Bottom, for1/8" OD |
XP-304 | Flangeless Fitting Delrin®, Cream, 1/4-28 Flat-Bottom, for1/8" OD |
XP-305 | Flangeless Fitting Delrin®, Green, 1/4-28 Flat-Bottom, for1/8" OD |
XP-306 | Flangeless Fitting Delrin®, Blue, 1/4-28 Flat-Bottom, for1/8" OD |
XP-308 | Flangeless Fitting Short, Delrin®, Black 1/4-24 Flat-Bottom, for1/8" OD |
XP-315 | Flangeless Fitting Tefzel® ®(ETFE), Natural, 1/4-28 Flat-Bottom, for 1/8" OD |
XP-318 | Flangeless Fitting Tefzel® (ETFE), Short, 1/4-28 Flat-Bottom, for 1/8" OD |
XP-320 | Flangeless Fitting Natural, Polypropylene,1/4-28 Flat-Bottom for 1/8" OD |
XP-330 | Flangeless Fitting Natural, PEEK, 1/4-28 Flat-Bottom, for 1/8" OD |
XP-335 | Flangeless Fitting Short, Natural, PEEK, 1/4-28 Flat-Bottom, for 1/8" OD Natural - Single |
XP-335X | Flangeless Fitting Short, Natural, PEEK, 1/4-28 Flat-Bottom, for 1/8" OD Natural - 10 Pack |
XP-338 | Flangeless Fitting Short, Delrin®, Purple, 1/4-24 Flat-Bottom, for 1/8" OD |
XP-345 | Flangeless Fitting DuPont® PFA, 1/4-28 Flat-Bottom, for 1/8" OD |
XP-348 | Flangeless Fitting Natural, Short, PEEK, 1/4-28 Flat-Bottom, for 1/8" OD |
XU-655 | Flangeless Fitting, PEEK, Black, 1/2-20 Flat-Bottom, for 1/4" OD Black - Single |
XU-662 | Flangeless Fitting, PEEK, Black, 1/2-20 Flat-Bottom, for 5/16" OD |