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Upchurch High Pressure Unions

The Upchurch / IDEX high pressure unions deliver zero dead volume allowing tubing to join perfectly together while reducing interruption to the fluidic pathway. Our unions are designed to work ideally in a high pressure region of a system.



Item Name Product Image Price

Upchurch Scientific MicroTight Conductive Union Assembly for 360 um OD Tubing, 16 nL, 5/16-24 Coned, 0.279 mm Thru-hole, PEEK/SS, Single - M-572

High Pressure Conductive M?croTight® Union Assembly for 360 μm OD Tubing, 0.011” (0.279 mm), 16 nL, 5,000 psi (345 bar), PEEK / Stainless Steel, Single Includes (2) F-152, (2) P-416BLK, (1) M-128NF Fittings Product Number: M-572 ...
Upchurch Scientific MicroTight Conductive Union Assembly for 360 um OD Tubing, 16 nL, 5/16-24 Coned, 0.279 mm Thru-hole, PEEK/SS, Single - M-572 £98.15Buy Now

Upchurch Scientific MicroTight MicroUnion Capsule for 1/32 inch Tubing - M-138NF

MicroTight® MicroUnion Capsule for 1/32 inch Tubing, 6-32 Coned, PEEK Product Number: M-138NF Upchurch Scientific, IDEX Health & Science, Biotech Fluidics offer a unique line of specialized Ultra High Pressure Multiport Connectors for...
Upchurch Scientific MicroTight MicroUnion Capsule for 1/32 inch Tubing - M-138NF £204.87Buy Now
Min:  5

Upchurch Scientific MicroTight True ZDV Union Assembly for 1/32 inch OD Tubing, 6-32 Coned, 5,000 psi, PEEK, Single - P-771

True Zero Dead Volume ZDV High Pressure MicroTight® Union Assembly for 1/32” OD Tubing with Fittings, 6-32 Coned, 5,000 psi (345 bar), PEEK, Single Includes (2) F-126S, (1) P-553 Fittings Product Number: P-771 Categories:...
Upchurch Scientific MicroTight True ZDV Union Assembly for 1/32 inch OD Tubing, 6-32 Coned, 5,000 psi, PEEK, Single - P-771 £41.79Buy Now

Upchurch Scientific MicroTight True ZDV Union Assembly for 1/32 inch OD Tubing, 6-32 Coned, PEEK, 100/pk - P-771C

True Zero Dead Volume ZDV High Pressure MicroTight® Union Assembly for 1/32” OD Tubing with Fittings, 6-32 Coned, 5,000 psi (345 bar), PEEK, 100 per pack Includes (2) F-126S, (1) P-553 Fittings Product Number: P-771C ...
Upchurch Scientific MicroTight True ZDV Union Assembly for 1/32 inch OD Tubing, 6-32 Coned, PEEK, 100/pk - P-771C
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Upchurch Scientific MicroTight True ZDV Union Assembly for Tubing Sleeves, 6-32 Coned, 4,000 psi, PEEK, Natural, 100/pk - P-720C

True Zero Dead Volume ZDV High Pressure Union Assembly for MicroTight® Tubing Sleeves with Fittings, 6-32 Coned, 4,000 psi (276 bar), PEEK, Natural, 100 per pack Includes (2) F-125, (1) P-553 Fittings Product Number: P-720C Categories:...
Upchurch Scientific MicroTight True ZDV Union Assembly for Tubing Sleeves, 6-32 Coned, 4,000 psi, PEEK, Natural, 100/pk - P-720C
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Upchurch Scientific MicroTight True ZDV Union Assembly for Tubing Sleeves, 6-32 Coned, 4,000 psi, PEEK, Natural, Single - P-720

True Zero Dead Volume ZDV Union Assembly for MicroTight® Tubing Sleeves with Fittings, 6-32 Coned, 4,000 psi (276 bar), PEEK, Natural, Single Includes (2) F-125, (1) P-553 Fittings Product Number: P-720 Categories: Connectors, Fluidic...
Upchurch Scientific MicroTight True ZDV Union Assembly for Tubing Sleeves, 6-32 Coned, 4,000 psi, PEEK, Natural, Single - P-720 £41.36Buy Now

Upchurch Scientific MicroTight True ZDV Union Body Only for 1/32 inch OD Tubing, 6-32 Coned, 5,000 psi, PEEK, Single - P-771-01

True Zero Dead Volume ZDV High Pressure MicroTight® Union Body Only for 1/32” OD Tubing with Fittings, 6-32 Coned, 5,000 psi (345 bar), PEEK, Single Fittings not included Product Number: P-771-01 Categories: Connectors, Fluidic...
Upchurch Scientific MicroTight True ZDV Union Body Only for 1/32 inch OD Tubing, 6-32 Coned, 5,000 psi, PEEK, Single - P-771-01 £23.61Buy Now

Upchurch Scientific MicroTight True ZDV Union Body Only for Tubing Sleeves, 6-32 Coned, 4,000 psi, PEEK, Black, Single - P-720-01BLK

True Zero Dead Volume ZDV Union Body Only for MicroTight® Tubing Sleeves with Fittings, 6-32 Coned, 4,000 psi (276 bar), PEEK, Black, Single Fittings not included Product Number: P-720-01BLK Categories: Connectors, Fluidic Connections, High...
Upchurch Scientific MicroTight True ZDV Union Body Only for Tubing Sleeves, 6-32 Coned, 4,000 psi, PEEK, Black, Single - P-720-01BLK
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Upchurch Scientific MicroTight True ZDV Union Body Only for Tubing Sleeves, 6-32 Coned, 4,000 psi, PEEK, Natural, Single - P-720-01

True Zero Dead Volume ZDV Union Body Only for MicroTight® Tubing Sleeves with Fittings, 6-32 Coned, 4,000 psi (276 bar), PEEK, Natural, Single Fittings not included Product Number: P-720-01 Categories: Connectors, Fluidic Connections, High...
Upchurch Scientific MicroTight True ZDV Union Body Only for Tubing Sleeves, 6-32 Coned, 4,000 psi, PEEK, Natural, Single - P-720-01 £34.23Buy Now
Min:  5

Upchurch Scientific MicroTight Union Assembly for 360 um OD Tubing, 5 nL, 5/16-24 Coned, 0.150 mm Thru-hole, 5,000 psi, PEEK, 100/pk - P-772C

High Pressure MicroTight® Union Assembly for 360 μm OD Tubing with Fittings, 5/16-24 Coned, 0.006” (0.150 mm), 5 nL, 5,000 psi (345 bar), PEEK, 100 per pack Includes (2) F-152, (2) P-416BLK Fittings ...
Upchurch Scientific MicroTight Union Assembly for 360 um OD Tubing, 5 nL, 5/16-24 Coned, 0.150 mm Thru-hole, 5,000 psi, PEEK, 100/pk - P-772C
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Upchurch Scientific MicroTight Union Assembly for 360 um OD Tubing, 5 nL, 5/16-24 Coned, 0.150 mm Thru-hole, 5,000 psi, PEEK, Single - P-772

High Pressure MicroTight® Union Assembly for 360 μm OD Tubing with Fittings, 5/16-24 Coned, 0.006” (0.150 mm), 5 nL, 5,000 psi (345 bar), PEEK, Single pack Includes (2) F-152, (2) P-416BLK Fittings ...
Upchurch Scientific MicroTight Union Assembly for 360 um OD Tubing, 5 nL, 5/16-24 Coned, 0.150 mm Thru-hole, 5,000 psi, PEEK, Single - P-772 £47.17Buy Now

Upchurch Scientific MicroTight Union Body for 360 um OD Tubing, 5 nL, 5/16-24 Coned, 0.150 mm Thru-hole, 5,000 psi, PEEK, Single - P-772-01

High Pressure MicroTight® Union Body Only for 360 μm OD Tubing with Fittings, 5/16-24 Coned, 0.006” (0.150 mm), 5 nL, 5,000 psi (345 bar), PEEK, Single Fittings not included Product Number: P-772-01 ...
Upchurch Scientific MicroTight Union Body for 360 um OD Tubing, 5 nL, 5/16-24 Coned, 0.150 mm Thru-hole, 5,000 psi, PEEK, Single - P-772-01
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Upchurch Scientific NanoTight Union Assembly for 1/16 inch OD Tubing/Sleeves, 8 nL, 10-32 Coned, 125 um Thru-hole, 5,000 psi, PEEK, Natural, Single - P-779

NanoTight Union Assembly for 1/16” OD Tubing and Tubing Sleeves, 8 nL, 10-32 Coned, 0.005” (125 μm) Thru-hole, 5,000 psi (344 bar), PEEK, Single Includes (2) F-331N Fittings Product Number: P-779 ...
Upchurch Scientific NanoTight Union Assembly for 1/16 inch OD Tubing/Sleeves, 8 nL, 10-32 Coned, 125 um Thru-hole, 5,000 psi, PEEK, Natural, Single - P-779 £57.96Buy Now

Upchurch Scientific NanoTight Union Body for 1/16 inch OD Tubing/Sleeves, 10-32 Coned, 125 um Thru-hole, PEEK, Natural, 100/pk - P-779-01C

NanoTight Union Body Only for 1/16” OD Tubing and Tubing Sleeves, 8 nL, 10-32 Coned, 0.005” (125 μm) Thru-hole, 5,000 psi (344 bar), PEEK, 100 per pack Fittings not included Product Number: P-779-01C ...
Upchurch Scientific NanoTight Union Body for 1/16 inch OD Tubing/Sleeves, 10-32 Coned, 125 um Thru-hole, PEEK, Natural, 100/pk - P-779-01C
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Upchurch Scientific NanoTight Union Body for 1/16 inch OD Tubing/Sleeves, 10-32 Coned, 125 um Thru-hole, PEEK, Natural, Single - P-779-01

NanoTight Union Body Only for 1/16” OD Tubing and Tubing Sleeves, 8 nL, 10-32 Coned, 0.005” (125 μm) Thru-hole, 5,000 psi (344 bar), PEEK, Single Fittings not included Product Number: P-779-01 ...
Upchurch Scientific NanoTight Union Body for 1/16 inch OD Tubing/Sleeves, 10-32 Coned, 125 um Thru-hole, PEEK, Natural, Single - P-779-01 £46.35Buy Now

Upchurch Scientific Stainless Steel ZDV Bulkhead Union Assembly, 1/4-28 Flat-Bottom, SS, Single - U-453

High Pressure Stainless Steel Zero Dead Volume ZDV Bulkhead Union Assembly, 1/4-28 Flat-Bottom, SS, Single Product Number: U-453 Categories: Bulkhead Unions, Connectors, Fluidic Connections, High Pressure Multiport Connectors This Upchurch...
Upchurch Scientific Stainless Steel ZDV Bulkhead Union Assembly, 1/4-28 Flat-Bottom, SS, Single - U-453 £84.57Buy Now

Upchurch Scientific Union Assembly for 1/16 inch OD Tubing, 1/4-28 Coned, 0.50 mm Thru-hole, 5000 psi, PEEK, Natural, 100/pk - P-705C

High Pressure Union Assembly for 1/16" OD Tubing, 1/4-28 Coned, 0.020" (0.50 mm) Thru-hole, 5000 psi (345 bar), PEEK, Natural, 100 per pack Includes (2) F-300 Fittings Product Number: P-705C Categories: Connectors, Fluidic...
Upchurch Scientific Union Assembly for 1/16 inch OD Tubing, 1/4-28 Coned, 0.50 mm Thru-hole, 5000 psi, PEEK, Natural, 100/pk - P-705C
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Upchurch Scientific Union Assembly for 1/16 inch OD Tubing, 1/4-28 Coned, 0.50 mm Thru-hole, 5000 psi, PEEK, Natural, Single - P-705

High Pressure Union Assembly for 1/16" OD Tubing, 1/4-28 Coned, 0.020" (0.50 mm) Thru-hole, 5000 psi (345 bar), PEEK, Natural, Single Includes (2) F-300 Fittings Product Number: P-705 Categories: Connectors, Fluidic Connections,...
Upchurch Scientific Union Assembly for 1/16 inch OD Tubing, 1/4-28 Coned, 0.50 mm Thru-hole, 5000 psi, PEEK, Natural, Single - P-705 £37.53Buy Now

Upchurch Scientific Union Assembly for 1/16 inch OD Tubing, 1/4-28 Coned, 1.25 mm Thru-hole, 5000 psi, PEEK, Natural, 100/pk - P-706C

High Pressure Union Assembly for 1/16" OD Tubing, 1/4-28 Coned, 0.050" (1.25 mm) Thru-hole, 5000 psi (345 bar), PEEK, Natural, 100 per pack Includes (2) F-300 Fittings Product Number: P-706C Categories: Connectors, Fluidic...
Upchurch Scientific Union Assembly for 1/16 inch OD Tubing, 1/4-28 Coned, 1.25 mm Thru-hole, 5000 psi, PEEK, Natural, 100/pk - P-706C
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Upchurch Scientific Union Assembly for 1/16 inch OD Tubing, 1/4-28 Coned, 1.25 mm Thru-hole, 5000 psi,PEEK, Natural, Single - P-706

High Pressure Union Assembly for 1/16" OD Tubing, 1/4-28 Coned, 0.050" (1.25 mm) Thru-hole, 5000 psi (345 bar), PEEK, Natural, Single Includes (2) F-300 Fittings Product Number: P-706 Categories: Connectors, Fluidic Connections,...
Upchurch Scientific Union Assembly for 1/16 inch OD Tubing, 1/4-28 Coned, 1.25 mm Thru-hole, 5000 psi,PEEK, Natural, Single - P-706 £37.53Buy Now