These fittings for high-pressure connections are designed for tightening by hand or with compatible tools. The male and female fittings available will secure connections between instruments . Available in different sizes, shapes, and materials of fabrication, these fittings can be tailored to be suitable for any unique laboratory equipment setup. Fittings are suitable for use under extensive temperature ranges and are manufactured from stainless steel or plastic polymers for excellent strength.

Quick-connect coupling

Supplier: KOEHLER TECHNISCHE PRODUKTEN

Quick-connect coupling and plug connection, made of acetal (POM) for a complete connection.

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High pressure tees, crosses and manifold, Upchurch Scientific®

Supplier: UPCHURCH SCIENTIFIC

Made of stainless steel or PEEK.

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One-piece hex-head fittings

Supplier: VICI JOUR RESEARCH

Peek one-piece hex-head fittings, with their integrated ferrule, are easy to use with the valve-tool and the colour-it colour-coded finger-tight adapters. PEEK one-piece hex-head fittings are available in short and long versions.

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Two-piece fingertight fittings for ¹/₁₆" Ø tubing, SealTight™, Upchurch Scientific®

Supplier: UPCHURCH SCIENTIFIC

Several nut lengths and head styles to fit into a variety of applications, designed to connect ¹/₁₆" OD tubing to 10-32 coned ports, hold up to 9000 psi (620 bar).

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PEEK unions

Supplier: VICI JOUR RESEARCH

VICI Jour PEEK unions are usable with most common HPLC solvents (organic and inorganic) without the risk of corrosion, metal contamination, or protein degradation that might occur with stainless steel. Connections to these PEEK unions can be made with any 10 to 32 fitting that uses a polymeric ferrule. The unions use the standardized Valco fitting details with smooth transition of the taper into the threaded part.

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High pressure unions, Upchurch Scientific®

Supplier: UPCHURCH SCIENTIFIC

PEEK Zero Dead Volume unions: Zero Dead Volume (ZDV) unions come complete with two F-300 fingertight fittings for ¹/₁₆" Ext.Ø tubing and are pressure rated to 5000 psi (344 bar).

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Cartridge fittings and accessories

Supplier: WATERS

Stand-alone 10 mm guard cartridge holder kit

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Connectors, tubing, KECK™

Supplier: Roth Carl

Tubing connectors made of PBT with EPDM flat seal. Ideal for fast, safe and leakproof connections of tubing to glass hose connectors and glass threads.