Fittings
IDEX Health & Science offers a comprehensive selection of high pressure fittings, HPLC fittings, UHPLC fittings, luer lock fittings, ferrule fittings, connectors, and tubing accessories designed for reliable fluidic connections. Our portfolio includes PEEK and stainless steel fittings, finger-tight fittings, torque-limiting fittings, flangeless fittings, super flangeless fittings, coned fittings, flat-bottom fittings, and PEEK tubing fittings for a wide range of analytical, biotech, medical, and laboratory applications.
Whether... More Information >
IDEX Health & Science offers a comprehensive selection of high pressure fittings, HPLC... More Information >
total selected
Clear selection
1/16” OD Nut, Flangeless
P-230BLK / -
- For use with 1/16" tubing mating with a 1/4-28 port
- Black PEEK material
- Compatible with standard knurl extender tools
- 1 per pack
1/16” OD Nut, Flangeless
P-230 / -
- For use with 1/16" tubing mating with a 1/4-28 port
- Natural PEEK material
- Compatible with standard knurl extender tools
- 1 per pack
1/16” OD Nut, Flangeless
LT-111 / -
- For use with 1/16" tubing mating with a 10-32 port
- Natural PEEK material
- Compatible with standard knurl extender tools
- 1 per pack
1/32" OD MicroFerrule
F-112 / -
- 5/16-24 Coned MicroFerrule
- Specifically made for 1/32” OD tubing
- Can be used with MicroTight Tubing Sleeves
- Compatible with P-416 nut
- 1 per pack
1/4" OD Fitting, Flangeless
XU-655 / -
- For use with 1/4" OD tubing mating with a 1/2-20 port
- Black PEEK nut, natural ETFE ferrule
- Include U-650 Flangeless ferrule
- Recommended for pressures up to 250 psi (17 bar)
- 1 per pack
1/4" OD Nut, Flangeless
U-655 / -
- For use with 1/4" tubing mating with a 1/2-20 port
- Black PEEK material
- Compatible with large knurl extender tools
- 1 per pack
1/4-28 Flat Bottom Plug
P-321 / -
- For use with 1/4-28 flat bottom ports
- Natural PEEK material
- Recommended for pressures up to 1000 psi (69 bar)
- Slotted head for use with standard screwdriver tip
- 1 piece per pack
1/8" OD BioTight Ferrule
LP-125 / -
- For use with 1/8" OD tubing mating to 1/4-28 flat bottom ports
- All PEEK Super Flangeless style fitting system
- Use with LP-336 BioTight fitting
- True finger tight connection
- Black and Natural PEEK ferrule material
- Recommended for pressures up to 100 psi (7 bar)
- 1 piece per pack
1/8" OD Fitting, Flangeless
XP-130 / -
- For use with 1/8" OD tubing mating with a 5/16-24 port
- Natural PEEK nut, yellow ETFE ferrule
- Include P-300 Flangeless ferrule
- Recommended for pressures up to 500 psi (34 bar)
- 1 per pack
1/8" OD Fitting, Flangeless
XP-330 / -
- For use with 1/8" OD tubing mating with a 1/4-28 port
- Natural PEEK nut, yellow ETFE ferrule
- Include P-300 Flangeless ferrule
- Recommended for pressures up to 500 psi (34 bar)
- 1 per pack
Fittings
IDEX Health & Science offers a comprehensive selection of high pressure fittings, HPLC fittings, UHPLC fittings, luer lock fittings, ferrule fittings, connectors, and tubing accessories designed for reliable fluidic connections. Our portfolio includes PEEK and stainless steel fittings, finger-tight fittings, torque-limiting fittings, flangeless fittings, super flangeless fittings, coned fittings, flat-bottom fittings, and PEEK tubing fittings for a wide range of analytical, biotech, medical, and laboratory applications.
Whether you need a high-performance HPLC fitting for demanding chromatography systems or a dependable low-pressure connection, IDEX Health & Science delivers proven solutions engineered for accuracy, durability, and leak-free performance. For more information, explore our Fittings 101 guide.
A fitting is a complete assembly designed to connect tubing to a component and may consist of a one-piece connector or a nut-and-ferrule combination. A nut is the threaded component sold separately, while a ferrule is also available as an individual part when specified.
For added convenience, most fittings and ferrule fittings are available in 10-packs, with individual pieces offered for select products. Backed by rigorous testing and enhanced safety standards, our fittings are trusted throughout the biotech, laboratory, diagnostics, and medical device industries for dependable fluidic performance.