Tube Fittings

Hy-Lok double ferrule compression tube fittings provide leak-free performance on the most demanding applications. A few of the industries served include oil and gas, pulp & paper, petro-chemical/chemical processing, research laboratories, aerospace and defense, chemical processing, power generation, cryogenic and semiconductor, shipbuilding and heavy industries.  Hy-Lok tube fittings are available in a variety of configurations and sizes that fulfill the need for leak-free gas and fluid containment: 

• Low torque assembly.
• Positive leak free seal assembly and reassembly.
• Standard materials include 316 stainless steel, brass and Monel; others available upon request.
• Heat code traceability for 316 stainless steel and Alloy 400.
• Size range from 1/16” thru 2” (2mm thru 38mm O.D.tubing).
• Variety of end connections and patterns.
• Hydraulic swaging tools (EZY-MAT) are provided for easy installation.

Tube to Tube Union
CUA Union	CUR Reducing Union	CLA Union Elbow
CTA Union Tee	CXA Union Cross	CBU Bulkhead Union

Tube to Male Pipe
CMC Male Connector	CMCT Thermocouple Connector	CMC - G Male Connector for Bonded Washer Seal
COM Male Connector for Metal Gasket Seal	CBMC Bulkhead Male Connector	CLMA Male Elbow
CLMB 45° Male Elbow	CRTM Male Run Tee	CBTM Male Branch Tee

Tube To Female Pipe
CFC Female Connector	CGC Gauge Connector	CBFC Bulkhead Female Connector
CLF Female Elbow	CRTF Female Run Tee	CBTF Female Branch Tee

Sub Tube Connector
CR Reducer	CBR Bulkhead Reducer	CAM Male Adapter
CAF Female Adapter	CPC Port Connector	CPR Reducing Port Connector
CFTC Flange Lapped Tube Connector

Tube To AN Tube
CFU AN Union	CBFU AN Bulkhead Union	CFA AN Adapter

Tube To SAE / MS O-Ring
CSC SAE / MS Male Connector	CSLA SAE / MS Male Elbow	CSLB SAE / MS 45° Male Adapter
CSRT SAE / MS Male Run Tee	CSBT SAE / MS Male Branch Tee	COS O-Seal Straight Thread Connector
COP O-Seal Pipe Thread Connector

Tube To Weld End
CWC Male Pipe Weld Connector	CLW Male Pipe Weld Elbow	CSWC Tube Socket Weld Connector
CLSW Tube Socket Weld Elbow

Plug and Cap
CPA Plug For Hy-Lok Port	CCA Cap For Tube End

Spare Parts
CI Tube Insert	CCL Sure Ring	CIG Gap Gauge
CN Nut	CFF Front Ferrule	CFB Back Ferrule
CFS Ferrule Set