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Upchurch VHP & ZDV Unions

These Upchurch Scientific / IDEX very high pressure, zero-dead-volume (ZDV) unions are precision machined from 316 stainless steel, carefully passivated, then thoroughly rinsed. Each comes complete with stainless steel nuts and ferrules. It is supplied with fittings for 1/16” OD or 1/8” OD tubing. Union assemblies have a pressure rating of 20,000 psi (1,380 bar) or higher.



Item Name Product Image Price

Upchurch Scientific VHP MicroTight True ZDV Union Assembly for 1/32 inch OD Tubing, 6-32 Coned, PEEK/SST, Single - UH-632

Very High Pressure VHP True Zero Dead Volume ZDV Union for 1/32” OD Capillary Tubing, 6-32 Coned Threads, 15,000 psi (1,034 bar), PEEK / Stainless Steel, Single Includes(2) PK-126, (1) P-553 Gauge Plug Product Number: UH-632 Categories:...
 Upchurch Scientific VHP MicroTight True ZDV Union Assembly for 1/32 inch OD Tubing, 6-32 Coned, PEEK/SST, Single - UH-632 £81.54Buy Now

Upchurch Scientific VHP MicroTight Union Assembly for 1/32 inch OD Tubing, 5 nL, 5/16-24 Coned, 0.15 mm Thru hole, SS, Single - UH-432

Very High Pressure VHP MicroTight Union Assembly for 1/32 inch OD Tubing, 5/16-24 Coned, 0.006 inch Thru hole, Stainless Steel, Single  Includes (2) PK-112, (2) P-416 Fittings Product Number: UH-432 Categories: Fittings, Fluidic...
 Upchurch Scientific VHP MicroTight Union Assembly for 1/32 inch OD Tubing, 5 nL, 5/16-24 Coned, 0.15 mm Thru hole, SS, Single - UH-432 £159.51Buy Now

Upchurch Scientific VHP MicroTight Union Assembly for 360 um OD Tubing, 5 nL, 5/16-24 Coned, 0.15 mm Thru hole, SS, Single - UH-436

Very High Pressure VHP MicroTight Union Assembly for 360 µm OD Tubing, 5/16-24 Coned, 0.006 inch Thru hole, Stainless Steel, Single Includes: (2) PK-152, (2) P-416BLK Product Number: UH-436 Categories: Connectors, Fluidic...
 Upchurch Scientific VHP MicroTight Union Assembly for 360 um OD Tubing, 5 nL, 5/16-24 Coned, 0.15 mm Thru hole, SS, Single - UH-436 £120.91Buy Now

Upchurch Scientific VHP UHPLC MicroUnion, Non-C, 360 µm - UH-435X

UHPLC / Very High Pressure VHP MicroUnion Non-C, 360µm Product Number: UH-435X Categories: Fluidics, Fluidic Connections, Connectors, Ultra High Pressure Multiport Connectors Upchurch Scientific, IDEX Health & Science, Biotech...
 Upchurch Scientific VHP UHPLC MicroUnion, Non-C, 360 µm - UH-435X £1,437.89Buy Now

Upchurch Scientific VHP ZDV Bulkhead Union Assembly for 1/16 inch OD Tubing, 10-32 Coned, 0.50 mm Thru-Hole, Stainless Steel, Single - U-441

Very High Pressure VHP ZDV Bulkhead Union Assembly for 1/16" OD Tubing, 10-32 Coned, 0.010" (0.50 mm) Thru-Hole, Stainless Steel, Single Product Number: U-441 Categories: Bulkhead Unions, Connectors, Fluidic Connections, High Pressure...
 Upchurch Scientific VHP ZDV Bulkhead Union Assembly for 1/16 inch OD Tubing, 10-32 Coned, 0.50 mm Thru-Hole, Stainless Steel, Single - U-441 £60.54Buy Now

Upchurch Scientific VHP ZDV Union Assembly for 1/16 inch OD Tubing, 0 uL, 10-32 Coned, 1.70 mm Thru-hole, Stainless Steel, Single - U-438

Very High Pressure VHP Stainless Steel Zero Dead Volume ZDV Union Assembly for 1/16” OD Tubing, Near 0 μL, 10-32 Coned,  0.067” (1.70 mm) Thru-hole, 20,000 psi (1,380 bar), SS, Single Includes: (2) U-400 / U-401, (1) P-554...
 Upchurch Scientific VHP ZDV Union Assembly for 1/16 inch OD Tubing, 0 uL, 10-32 Coned, 1.70 mm Thru-hole, Stainless Steel, Single - U-438 £31.41Buy Now

Upchurch Scientific VHP ZDV Union Assembly for 1/16 inch OD Tubing, 0.13 uL, 10-32 Coned, 0.50 mm Thru-hole, Stainless Steel, Single - U-402

Very High Pressure VHP Stainless Steel Zero Dead Volume ZDV Union Assembly for 1/16” OD Tubing, 0.13 μL, 10-32 Coned,  0.020” (0.50 mm) Thru-hole, 20,000 psi (1,380 bar), SS, Single Includes: (2) U-400 / U-401 Fittings ...
 Upchurch Scientific VHP ZDV Union Assembly for 1/16 inch OD Tubing, 0.13 uL, 10-32 Coned, 0.50 mm Thru-hole, Stainless Steel, Single - U-402 £33.65Buy Now

Upchurch Scientific VHP ZDV Union Assembly for 1/16 inch OD Tubing, 0.84 nL, 10-32 Coned, 1.25 mm Thru-hole, Stainless Steel, Single - U-437

Very High Pressure VHP Zero Dead Volume ZDV Union Assembly for 1/16″ OD Tubing, 0.84 nL, 10-32 Coned, 0.050" (1.25 mm) Thru-hole, 20000 psi (1380 bar), Stainless Steel, Single Includes: (2) U-400 / U-401 stainless steel fittings Product...
 Upchurch Scientific VHP ZDV Union Assembly for 1/16 inch OD Tubing, 0.84 nL, 10-32 Coned, 1.25 mm Thru-hole, Stainless Steel, Single - U-437 £31.41Buy Now

Upchurch Scientific VHP ZDV Union Assembly for 1/16 inch OD Tubing, 20 nL, 10-32 Coned, 0.25 mm Thru-hole, Stainless Steel, Single - U-435

Very High Pressure VHP Stainless Steel Zero Dead Volume ZDV Union Assembly for 1/16” OD Tubing, 20 nL, 10-32 Coned,  0.010” (0.25 mm) Thru-hole, 20,000 psi (1,380 bar), SS, Single Includes: (2) U-400 / U-401 Fittings Product...
 Upchurch Scientific VHP ZDV Union Assembly for 1/16 inch OD Tubing, 20 nL, 10-32 Coned, 0.25 mm Thru-hole, Stainless Steel, Single - U-435 £40.34Buy Now

Upchurch Scientific VHP ZDV Union Assembly for 1/8 inch OD Tubing, 1.48 uL, 1/4-28 Coned, 1.25 mm Thru-hole, Stainless Steel, Single - 1593

Very High Pressure VHP Stainless Steel Zero Dead Volume ZDV Union Assembly for 1/8” OD Tubing, 1.48 μL, 1/4-28 Coned, 1.25 mm Thru-hole, SS, Single Includes (2) C-235 and C-236 Fittings Product Number: 1593 Categories: Connectors,...
 Upchurch Scientific VHP ZDV Union Assembly for 1/8 inch OD Tubing, 1.48 uL, 1/4-28 Coned, 1.25 mm Thru-hole, Stainless Steel, Single - 1593
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Upchurch Scientific VHP ZDV Union Assembly for 178 um OD Tubing, 13 nL, 10-32 Coned, 0.50 mm Thru-hole, Stainless Steel, Single - U-411

Very High Pressure VHP Stainless Steel Zero Dead Volume ZDV Union Assembly for 1/16” OD Tubing, 13 nL, 10-32 Coned,  0.007” (178 μm) Thru-hole, 20,000 psi (1,380 bar), SS, Single Includes: (2) U-400 / U-401 Fittings ...
 Upchurch Scientific VHP ZDV Union Assembly for 178 um OD Tubing, 13 nL, 10-32 Coned, 0.50 mm Thru-hole, Stainless Steel, Single - U-411 £54.30Buy Now

Upchurch Scientific VHP ZDV Union Body for 1/16 inch OD Tubing, 0 uL, 10-32 Coned, 1.70 mm Thru-hole, Stainless Steel, Single - U-438-01

Very High Pressure VHP Stainless Steel Zero Dead Volume ZDV Union Body Only for 1/16” OD Tubing, Near 0 μL, 10-32 Coned,  0.067” (1.70 mm) Thru-hole, 20,000 psi (1,380 bar), SS, Single Fittings not included Product Number:...
 Upchurch Scientific VHP ZDV Union Body for 1/16 inch OD Tubing, 0 uL, 10-32 Coned, 1.70 mm Thru-hole, Stainless Steel, Single - U-438-01 £15.45Buy Now

Upchurch Scientific VHP ZDV Union Body for 1/16 inch OD Tubing, 0.13 uL, 10-32 Coned, 0.50 mm Thru-hole, Stainless Steel, Single - U-402-01

Very High Pressure VHP Stainless Steel Zero Dead Volume ZDV Union Body Only for 1/16” OD Tubing, 0.13 μL, 10-32 Coned,  0.020” (0.50 mm) Thru-hole, 20,000 psi (1,380 bar), SS, Single Fittings not included Product Number:...
 Upchurch Scientific VHP ZDV Union Body for 1/16 inch OD Tubing, 0.13 uL, 10-32 Coned, 0.50 mm Thru-hole, Stainless Steel, Single - U-402-01 £23.54Buy Now

Upchurch Scientific VHP ZDV Union Body for 1/16 inch OD Tubing, 0.84 nL, 10-32 Coned, 1.25 mm Thru-hole, Stainless Steel, Single - U-437-01

Very High Pressure VHP Zero Dead Volume ZDV Union Body Only for 1/16″ OD Tubing, 0.84 nL, 10-32 Coned, 0.050" (1.25 mm) Thru-hole, 20000 psi (1380 bar), Stainless Steel, Single Fittings not included Product Number: U-437-01 Categories:...
 Upchurch Scientific VHP ZDV Union Body for 1/16 inch OD Tubing, 0.84 nL, 10-32 Coned, 1.25 mm Thru-hole, Stainless Steel, Single - U-437-01 £26.34Buy Now

Upchurch Scientific VHP ZDV Union Body for 1/16 inch OD Tubing, 20 nL, 10-32 Coned, 0.25 mm Thru-hole, Stainless Steel, Single - U-435-01

Very High Pressure VHP Stainless Steel Zero Dead Volume ZDV Union Body Only for 1/16” OD Tubing, 20 nL, 10-32 Coned,  0.010” (0.25 mm) Thru-hole, 20,000 psi (1,380 bar), SS, Single Fittings not included Product Number:...
 Upchurch Scientific VHP ZDV Union Body for 1/16 inch OD Tubing, 20 nL, 10-32 Coned, 0.25 mm Thru-hole, Stainless Steel, Single - U-435-01 £25.25Buy Now

Upchurch Scientific VHP ZDV Union Body for 1/8 inch OD Tubing, 1.48 uL, 1/4-28 Coned, 1.25 mm Thru-hole, Stainless Steel, Single - 1593-01

Very High Pressure VHP Stainless Steel Zero Dead Volume ZDV Union Body Only for 1/8” OD Tubing, 1.48 μL, 1/4-28 Coned, 1.25 mm Thru-hole, SS, Single Fittings not incouded Product Number: 1593-01 Categories: Connectors, Fluidic...
 Upchurch Scientific VHP ZDV Union Body for 1/8 inch OD Tubing, 1.48 uL, 1/4-28 Coned, 1.25 mm Thru-hole, Stainless Steel, Single - 1593-01
Live chat below or contact us for latest price.
... more info

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Upchurch Scientific VHP ZDV Union Body for 178 um OD Tubing, 13 nL, 10-32 Coned, 0.50 mm Thru-hole, Stainless Steel, Single - U-411-01

Very High Pressure VHP Stainless Steel Zero Dead Volume ZDV Union Body Only for 1/16” OD Tubing, 13 nL, 10-32 Coned,  0.007” (178 μm) Thru-hole, 20,000 psi (1,380 bar), SS, Single Fittings not included Product Number:...
 Upchurch Scientific VHP ZDV Union Body for 178 um OD Tubing, 13 nL, 10-32 Coned, 0.50 mm Thru-hole, Stainless Steel, Single - U-411-01 £37.92Buy Now

Upchurch Scientific VHP ZDV Vici (Valco) Compatible Union Assembly for 1/16 inch OD Tubing, 0.15 uL, 10-32 Coned, 0.50 mm Thru-hole, SS, Single - U-322

Very High Pressure VHP Zero Dead Volume ZDV Vici (Valco) Compatible Union Assembly for 1/16 inch OD Tubing, 0.15 μL, 10-32 Coned, 0.020” (0.50 mm) Thru-hole, 20,000 psi (1,380 bar), Stainless Steel, Single Includes: (2) U-320 / U-321...
 Upchurch Scientific VHP ZDV Vici (Valco) Compatible Union Assembly for 1/16 inch OD Tubing, 0.15 uL, 10-32 Coned, 0.50 mm Thru-hole, SS, Single - U-322 £46.39Buy Now

Upchurch Scientific VHP ZDV Vici (Valco) Compatible Union Body for 1/16 inch OD Tubing, 0.15 uL, 10-32 Coned, 0.50 mm Thru-hole, SS, Single - U-322-01

Very High Pressure VHP Zero Dead Volume ZDV Vici (Valco) Compatible Union Body Only for 1/16 inch OD Tubing, 0.15 μL, 10-32 Coned, 0.020” (0.50 mm) Thru-hole, 20,000 psi (1,380 bar), Stainless Steel, Single Fittings not included Product...
 Upchurch Scientific VHP ZDV Vici (Valco) Compatible Union Body for 1/16 inch OD Tubing, 0.15 uL, 10-32 Coned, 0.50 mm Thru-hole, SS, Single - U-322-01 £39.75Buy Now

Upchurch Scientific VHP ZDV Waters Compatible Union Assembly for 1/16 inch OD Tubing, 0.10 uL, 10-32 Coned, 0.50 mm Thru-hole, SS, Single - U-412

Very High Pressure VHP Stainless Steel Zero Dead Volume ZDV Waters Compatible Union Assembly for 1/16” OD Tubing, 0.10 μL, 10-32 Coned,  0.020” (0.50 mm) Thru-hole, 20,000 psi (1,380 bar), SS, Single Includes: (2) U-410 /...
 Upchurch Scientific VHP ZDV Waters Compatible Union Assembly for 1/16 inch OD Tubing, 0.10 uL, 10-32 Coned, 0.50 mm Thru-hole, SS, Single - U-412 £40.94Buy Now

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