Buy check valves online

Check Valves and Miniature Check Valves

Our Tadpole range of high-quality, patented check valves and miniature check valves includes the smallest spring assisted check valve in the world. Application areas include Instrumentation and Medical Devices. Browse our selection below.

If you can't find what you're looking for, please contact us....

Miniature Check Valve_1

Male Connector Check Valve

A check valve integrated into a male connector in 316 stainless steel - ideal for gas manifolds and sub assemblies. Male Connector, 1/4" NPT - 1/4 OD Compression fitting, 0.1 barg cracking pressure.

PART NUMBER: 14010-316-0.1BARG-FKM

Miniature Check Valve_1

1/4" Plain Tube Check Valve

A new concept in check valve design - a 1/4” tube or 6.4mm, thirty-five millimeters long. Its single tube 316 stainless steel construction allows for a variety of end connections - designed for use with compression fitting. For volume purchases, it can be regarded as a disposable item. Use with 1/4" compression fittings e.g. Swagelok

PART NUMBER: 11730-316-0.1BARG-FKM

Miniature Check Valve_3

4.0mm Plain Tube Check Valve

Ultra miniature check valve - 5/32" or 4.0mm OD in 316 Stainless Steel. Tube geometry allows for a variety of applications. Suitable for systems with very tight space constraints. Plain tube geometry.

PART NUMBER: 12130-316-0.1BARG-FKM

Miniature Check Valve_3

1/8" Plain Tube Check Valve

Smallest spring assisted check valve in the world. Ultra miniature check valve - Only 1/8" OD (3.2mm) in 316 Stainless Steel. Tube geometry allows for a variety of applications. Suitable for systems with very tight space constraints.

PART NUMBER: 11740-316-0.6BARG-FKM

Miniature Check Valve_3

Standard 1/4-28 Inline Check Valve (in PEEK)

This low cost, miniature inline check valves is the perfect solution for inline applications with 1/4-28 Unified Connections. FFKM O rings for excellent chemical resistance. (Alternative versions and seal materials are available.)

PART NUMBER: PART NUMBER: 12110-PEEK-0.1BARG-FFKM

Miniature Check Valve_3

1/4" Plain Tube Check Valve (in PEEK)

A new concept in check valve design - a 1/4 tube or 6.4mm, thirty-five millimeters long. Its single tube Peek construction allows for a variety of end connections - designed for use with compression fitting. For volume purchases, it can be regarded as a disposable item. Use with 1/4" compression fittings e.g. Swagelok, Parker etc

PART NUMBER: PART NUMBER: 11790-PEEK-0.1BARG-FKM [No stock]