Automotive Standard 1/4" Series

Couplers & Connectors That meets the "Diamond Standard."

For almost a century, Diamond-U has provided quality fittings such as couplers, connectors, barbs, and plugs. We offer several types of couplers including our very own Diamond-U Ball-Tite swivel-type coupler that has become an industry standard over time.  We proudly hold a wide range of couplers and connectors applicable for compressed air lines for your specific industrial needs.

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1/4” CONNECTOR 1/4” BARB
Part #: 1050

$7.36

1/4” Coupler 1/4” Brass Barb
Part #: 1034

$13.43

1/4” Female Brass Connector
Part #: 1048

$2.63

1/4” Female Brass Coupler
Part #: 1032

$12.35

1/4” Female Connector
Part #: 1045

$1.83

1/4” Female Coupler (Ws)
Part #: 1029S

$10.95

1/4” Male Brass Connector
Part #: 1042

$2.52

1/4” Male Brass Coupler
Part #: 1026

$10.95

1/4” Male Connector - Unb
Part #: 1039-UNB

$3.50

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