Duolok® tube fittings are two-ferrule compression fittings used in a wide range of industries and applications including instrumentation, oil & gas, chemical and petrochemical, CNG, power, paper, and transportation. The two-ferrule design provides a leak-tight seal and exceptional tube grip even is systems having dynamic temperature, pressure and vibration.

Specifications

• MAWP: 12,100 psig (Duolok Tube Fittings are rated to the maximum allowable pressure of the tubing)
• Sizes:
• Fractional: 1/16 to 2 in.
• Metric: 3 to 50 mm
• Materials: 316 Stainless Steel, Brass, Alloy 400, C-276 and more.
• Adapters: NPT thread, BSP thread, SAE thread, O-seal, hose barb, tube stub, weld and AN flared ends
• Special Purpose Fittings: Bulkhead, calibration, dielectric, mud dauber, and bored-through
• Certifications: ABS, DNV, CSA and ECE R110, ASTM F-1387 and more.
• Intermixable and interchangeable with Swagelok® brand tube fittings

Unilok® tube fitting's single-ferrule compression fitting design to ensures leak-tight connections in instrument, utility, and process applications. The single-ferrule design can simplify installation and eliminate fitting assembly errors.

Specifications

• MAWP: 12,100 psig
• Sizes: 1/16 to 1 in.
• Materials: 316 stainless steel, Alloy 400, C-276, and brassl. Other materials are available.
• Adapters: NPT thread, BSP thread, SAE thread, O-seal, hose barb, tube stub, weld and AN flared ends
• Configurations: Male and female connectors, adapters, reducers, unions, elbows, tees, crosses, caps, plugs, and bulkhead fittings
• Special Purpose Fittings: Calibration, dielectric unions and adapters, and mud daubers
• Certifications: ABS, DNV, CSA and more.
• Unilok tube fittings and adapters intermix and interchange with Parker® CPI brand tube fittings.

Griplok® dual-ferrule compression tube fittings are used in a variety of instrumentation, CNG, utility and other applications. The sequential hinging action of the rear ferrule inhibits over-tightening and is especially effective in high vibration applications.

Specifications

• MAWP: 12,100 psig (Griplok tube fittings are rated to the maximum allowable working pressure of the system tubing)
• Sizes: 1/16 to 1 in.
• Materials: 316 Stainless Steel, Brass, Alloy 400, C-276 and more.
• Adapters: NPT thread, BSP thread, SAE thread, O-seal, hose barb, tube stub, weld and AN flared ends
• Special Purpose Fittings: Bulkhead, calibration, dielectric, mud dauber, and bored-through
• Certifications: ABS, DNV, CSA and ECE R110, ASTM F-1387 and more
• Intermix and interchange with Hoke© Gyrolok brand tube fittings.