Flangeless™ fittings

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The IDEX Flangeless™ Fittings are easy to use, provide adequate sealing in many situations and eliminate the need to flange tubing. There is a wide selection of nuts for 1/4-28 and M6x1 ports, 10-32 flat-bottom ports and large-bore versions for 5/16-24 and 1/2-20 ports; nuts are made of Delrin, PEEK, ETFE, PPS, PFA, PP or stainless steel, and the ETFE ferrules accommodate a wide range of tubing ODs including 1/16" and 1/8".

Product group: Fittings and connectors
Brand: Biotech Fluidics

Manufacturer website

Source: manufacturer website (opens in a new tab) · Image: manufacturer website

Order codes and options

48 codes

Flangeless™ fittings order codes and properties
Code	Description (manufacturer)	Ports	Pressure rating	Material	Head type
P-200	Flangeless Ferrule for 1/16” OD Tubing	M6 or 1/4-28 Flat bottom	2,000 psi (138 bar)	ETFE Blue	no value
P-200N	Flangeless Ferrule for 1/16” OD Tubing	M6 or 1/4-28 Flat bottom	2,000 psi (138 bar)	ETFE Natural	no value
P-240	Flangeless Ferrule for 1/16” OD Tubing, Small valve	M6, 1/4-28, or 10-32 Flat bottom	2,500 psi (172 bar)	ETFE Natural	no value
P-300	Flangeless Ferrule for 1/8” OD Tubing	M6 or 1/4-28 Flat bottom	500 psi (34 bar)	ETFE Yellow	no value
P-300N	Flangeless Ferrule for 1/8” OD Tubing	M6 or 1/4-28 Flat bottom	500 psi (34 bar)	ETFE Natural	no value
P-340	Flangeless Ferrule for 1/8” OD Tubing, Small valve	M6 or 1/4-28 Flat bottom	500 psi (34 bar)	ETFE Natural	no value
F-252	1/16” OD Tubing Sleeve for 1.0 mm ID Tubing	M6 or 1/4-28 Flat bottom	500 psi (34 bar)	FEP Purple	no value
P-342	Flangeless Ferrule for 1.8 mm OD Tubing	M6 or 1/4-28 Flat bottom	500 psi (34 bar)	ETFE Green	no value
P-363R	Flangeless Ferrule for 2.0 mm OD Tubing	M6 or 1/4-28 Flat bottom	500 psi (34 bar)	ETFE Red	no value
P-353	Flangeless Ferrule for 2.5 mm OD Tubing	M6 or 1/4-28 Flat bottom	500 psi (34 bar)	ETFE Natural	no value
P-343	Flangeless Ferrule for 3.0 mm OD Tubing	M6 or 1/4-28 Flat bottom	500 psi (34 bar)	ETFE Orange	no value
P-344	Flangeless Ferrule for 4.0 mm OD Tubing	5/16-24 Flat bottom	250 psi (17 bar)	ETFE Natural	no value
F-358	Flangeless Nut for 1/16” OD Tubing	1/4-28 Flat bottom	no value	SST	FlushNut
P-201	Flangeless Nut for 1/16” OD Tubing	1/4-28 Flat bottom	no value	Delrin Black	Standard Knurled
P-202	Flangeless Nut for 1/16” OD Tubing	1/4-28 Flat bottom	no value	Delrin Red	Standard Knurled
P-218	Flangeless Nut for 1/16” OD Tubing	1/4-28 Flat bottom	no value	ETFE Natural	Standard Knurled
P-220	Flangeless Nut for 1/16” OD Tubing	1/4-28 Flat bottom	no value	PP Natural	Standard Knurled
P-230	Flangeless Nut for 1/16” OD Tubing	1/4-28 Flat bottom	no value	PEEK Natural	Standard Knurled
P-235	Flangeless Nut for 1/16” OD Tubing	1/4-28 Flat bottom	no value	PEEK Natural	Short Standard Knurled
P-238	Flangeless Nut for 1/16” OD Tubing	1/4-28 Flat bottom	no value	Delrin Purple	Standard Knurled
P-245	Flangeless Nut for 1/16” OD Tubing	1/4-28 Flat bottom	no value	PFA Natural	Standard Knurled
P-286	Flangeless Nut for 1/16” OD Tubing	1/4-28 Flat bottom	no value	PPS Natural	Headless Knurled
F-368	Flangeless Nut for 1/8” OD Tubing	1/4-28 Flat bottom	no value	SST	FlushNut
P-301	Flangeless Nut for 1/8” OD Tubing	1/4-28 Flat bottom	no value	Delrin Black	Standard Knurled
P-302	Flangeless Nut for 1/8” OD Tubing	1/4-28 Flat bottom	no value	Delrin Red	Standard Knurled
P-305	Flangeless Nut for 1/8” OD Tubing	1/4-28 Flat bottom	no value	Delrin Green	Standard Knurled
P-308	Flangeless Nut for 1/8” OD Tubing	1/4-28 Flat bottom	no value	Delrin Black	Short Standard Knurled
P-315	Flangeless Nut for 1/8” OD Tubing	1/4-28 Flat bottom	no value	ETFE Natural	Standard Knurled
P-320	Flangeless Nut for 1/8” OD Tubing	1/4-28 Flat bottom	no value	PP Natural	Standard Knurled
P-330	Flangeless Nut for 1/8” OD Tubing	1/4-28 Flat bottom	no value	PEEK Natural	Standard Knurled
P-335	Flangeless Nut for 1/8” OD Tubing	1/4-28 Flat bottom	no value	PEEK Natural	Short Standard Knurled
P-348	Flangeless Nut for 1/8” OD Tubing	1/4-28 Flat bottom	no value	PEEK Natural	Short Headless Knurled
P-207	Flangeless Nut for 1/16” OD Tubing	M6 Flat bottom	no value	Delrin Black	Standard Knurled
P-207S	Flangeless Nut for 1/16” OD Tubing	M6 Flat bottom	no value	Delrin Black	Short Standard Knurled
P-247	Flangeless Nut for 1/16” OD Tubing	M6 Flat bottom	no value	PEEK Black	Short Standard Knurled
P-307	Flangeless Nut for 1.8 mm to 1/8” OD Tubing	M6 Flat bottom	no value	Delrin Black	Standard Knurled
P-307S	Flangeless Nut for 1.8 mm to 1/8” OD Tubing	M6 Flat bottom	no value	Delrin Black	Short Standard Knurled
P-347	Flangeless Nut for 1.8 mm to 1/8” OD Tubing	M6 Flat bottom	no value	PEEK Black	Short Standard Knurled
LT-111	Flangeless Nut for 1/16” OD Tubing	10-32 Flat bottom	2,000 psi (138 bar)	PEEK Natural	Standard Knurled
P-136	Flangeless Nut for 1/16” OD tubing	5/16-24 Flat bottom	no value	PEEK Natural	Standard Knurled
P-130	Flangeless Nut for 1/8” OD tubing	5/16-24 Flat bottom	no value	PEEK Natural	Standard Knurled
P-132	Flangeless Nut for 3/16” OD tubing	5/16-24 Flat bottom	no value	PEEK Natural	Standard Knurled
U-655	Flangeless Nut for 1/4” OD tubing	1/2-20 Flat bottom	no value	PEEK Black	Large Knurled
U-662	Flangeless Nut for 5/16” OD tubing	1/2-20 Flat bottom	no value	PEEK Black	Large Knurled
P-133	Flangeless Ferrule for 3/16” OD tubing	5/16-24 Flat bottom	500 psi (34 bar)	ETFE Blue	no value
P-133N	Flangeless Ferrule for 3/16” OD tubing	5/16-24 Flat bottom	500 psi (34 bar)	ETFE Natural	no value
U-650	Flangeless Ferrule for 1/4” OD tubing	1/2-20 Flat bottom	250 psi (17 bar)	ETFE Natural	no value
U-660	Flangeless Ferrule for 5/16” OD tubing	1/2-20 Flat bottom	250 psi (17 bar)	ETFE Natural	no value

Technical specifications

Flangeless™ fittings technical specifications
Port / thread	M6 or 1/4-28 Flat bottom; M6, 1/4-28, or 10-32 Flat bottom; 5/16-24 Flat bottom; 1/4-28 Flat bottom; M6 Flat bottom; 10-32 Flat bottom; 1/2-20 Flat bottom
Material	ETFE Blue; ETFE Natural; ETFE Yellow; FEP Purple; ETFE Green; ETFE Red; ETFE Orange; SST; Delrin Black; Delrin Red; PP Natural; PEEK Natural; Delrin Purple; PFA Natural; PPS Natural; Delrin Green; PEEK Black
Pressure rating	2,000 psi (138 bar); 2,500 psi (172 bar); 500 psi (34 bar); 250 psi (17 bar)

Source: biotechfluidics.com (opens in a new tab) · Manufacturer (IDEX Health & Science) product information: Biotech Fluidics page and part number tables. Values come from the manufacturer and are confirmed at the quotation stage.