Large Bore Unions

  • 5/16-24 and 1/2-20 Threads
Use any of the 5/16-24 fittings and the appropriate ferrule to create a true zero dead volume (ZDV) connection with the P-134 Union. Our U-658 and U-664 Unions are designed to be used with our standard 1/2-20 flat-bottom threaded nuts and ferrules.

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Item #

Item Name

Swept Volume

Tubing Outside Diameter

Thread Size

Color

Thru-Hole

List Price

P-134

Union Body PEEK 5/16in

N/A

N/A

45428

Natural

N/A

$13.86
U-658

Union Assy - 1/4in Tubing

57 µL

1/4 in in

43832

Black

0.188 in |4.8 mm

$33.01