Circle Valve Technologies Inc.
1533 Gehman Road
Harleysville, PA 19438

Toll Free:800-645-6733
Phone: 267-933-6300
Fax: 267-933-6305
Email: [email protected]
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To connect two or more tubes together.
U Unions
Unit of Measure
1 2 3 

Item #

Body Material

Tube Fitting Size

Connection Size 2

Connection Type 2

Type

1UBR N/A Brass N/A 1/16 in N/A 1/16 in N/A Tube Fitting N/A Tube Fittings
2UBR N/A Brass N/A 1/8 in N/A 1/8 in N/A Tube Fitting N/A Tube Fittings
3UBR N/A Brass N/A 3/16 in N/A 3/16 in N/A Tube Fitting N/A Tube Fittings
4UBR N/A Brass N/A 1/4 in N/A 1/4 in N/A Tube Fitting N/A Tube Fittings
6UBR N/A Brass N/A 3/8 in N/A 3/8 in N/A Tube Fitting N/A Tube Fittings
8UBR N/A Brass N/A 1/2 in N/A 1/2 in N/A Tube Fitting N/A Tube Fittings
10UBR N/A Brass N/A 5/8 in N/A 5/8 in N/A Tube Fitting N/A Tube Fittings
12UBR N/A Brass N/A 3/4 in N/A 3/4 in N/A Tube Fitting N/A Tube Fittings
14UBR N/A Brass N/A 7/8 in N/A 7/8 in N/A Tube Fitting N/A Tube Fittings
16UBR N/A Brass N/A 1 in N/A 1 in N/A Tube Fitting N/A Tube Fittings
20UBR N/A Brass N/A 1 1/4 in N/A 1 1/4 in N/A Tube Fitting N/A Tube Fittings
24UBR N/A Brass N/A 1 1/2 in N/A 1 1/2 in N/A Tube Fitting N/A Tube Fittings
32UBR N/A Brass N/A 2 in N/A 2 in N/A Tube Fitting N/A Tube Fittings
1U316 N/A 316 Stainless Steel N/A 1/16 in N/A 1/16 in N/A Tube Fitting N/A Tube Fittings
2U316 N/A 316 Stainless Steel N/A 1/8 in N/A 1/8 in N/A Tube Fitting N/A Tube Fittings
3U316 N/A 316 Stainless Steel N/A 3/16 in N/A 3/16 in N/A Tube Fitting N/A Tube Fittings
4U316 N/A 316 Stainless Steel N/A 1/4 in N/A 1/4 in N/A Tube Fitting N/A Tube Fittings
6U316 N/A 316 Stainless Steel N/A 3/8 in N/A 3/8 in N/A Tube Fitting N/A Tube Fittings
8U316 N/A 316 Stainless Steel N/A 1/2 in N/A 1/2 in N/A Tube Fitting N/A Tube Fittings
10U316 N/A 316 Stainless Steel N/A 5/8 in N/A 5/8 in N/A Tube Fitting N/A Tube Fittings
12U316 N/A 316 Stainless Steel N/A 3/4 in N/A 3/4 in N/A Tube Fitting N/A Tube Fittings
14U316 N/A 316 Stainless Steel N/A 7/8 in N/A 7/8 in N/A Tube Fitting N/A Tube Fittings
16U316 N/A 316 Stainless Steel N/A 1 in N/A 1 in N/A Tube Fitting N/A Tube Fittings
20U316 N/A 316 Stainless Steel N/A 1 1/4 in N/A 1 1/4 in N/A Tube Fitting N/A Tube Fittings
24U316 N/A 316 Stainless Steel N/A 1 1/2 in N/A 1 1/2 in N/A Tube Fitting N/A Tube Fittings
Unit of Measure
1 2 3