Pipe Fitting, External Straight Fitting with O-Ring – A-LOK® Series
Parker's A-LOK® double-sleeve compression fittings—external straight fittings with O-rings—are designed for leak-free connections in process instrumentation and industrial applications.
- Brand: A-LOK®
- Configuration: Pipe with O-ring seal
- Product, style: External straight coupling with O-ring and straight thread
- Form: Straight
- Pipe, outside diameter: 1/16″ to 1″, 12 mm
- Thread size: 5/16″-24, 3/8″-24, 7/16″-20, 1/2″-20, 9/16″-18, 3/4″-16, 7/8″-14, 1-1/16″-12, 1-5/16″-12
- O-ring, part number: 2-011, 2-012, 2-111, 2-112, 2-113, 2-116, 2-212, 2-215, 2-219
- Materials used in the structure: 316 stainless steel, steel, 6Mo, Alloy 625, Alloy 825, Alloy C-276, Monel 400, titanium, brass
- Operating pressure: 2,400–16,800 psi
- Minimum operating temperature: -255 °C
- Maximum working temperature: 649 °C
- For liquid type: Liquids, fuels, oil, corrosive media, gases, natural gas (CNG), hydrogen, steam, petroleum-based hydraulic fluids (oil)
- Length: 1.06–2.30″
- Technology: Process Control
- Application: Instrumentation, analytical systems, CNG/LNG piping, hydrogen applications, offshore control panels, measurement and signal lines, research laboratories
- Industry: Semiconductors, microelectronics, chemistry, petrochemicals, transportation, power generation, nuclear power, the oil and gas industry
- Division: Instrumentation Products Division
Parker’s A-LOK® double-sleeve compression fittings, external straight couplings with O-rings, are designed to provide reliable, leak-free connections in instrumentation, process, control, and analytical applications where double-sleeve pipe couplings are specified. The couplings are manufactured to high-quality standards and are available in a wide range of sizes, corrosion-resistant materials, and configurations.
Parker's A-LOK® external straight couplings with O-rings are manufactured as standard from 316 stainless steel with a traceable heat code. Other available materials include 6Mo, Alloy 825, Alloy 625, and Alloy C-276.
The couplings are available for pipe sizes with outer diameters ranging from 1/16″ to 1″.
Industries
- Semiconductors/Microelectronics
- Chemical industry
- Petrochemical industry
- Transportation
- Power Generation
- Nuclear Power
- Oil and gas industry
- Research Laboratories
Features/benefits
- Wide range of corrosion-resistant alloys
- EC79-approved for hydrogen applications
- Parker Suparcase™ surface treatment process for improved material hardening
- Hardened sleeves provide leak-free connections
- Silver-plated nuts prevent seizing and galling during assembly
Applications
- Instrumentation Systems and Instrument Connections
- Analytics Installations
- CNG/LNG Pipelines
- Hydrogen Applications
- Offshore Control Panels
- Measurement and Pulse Cables
Please fill out the form below to submit a quote request. Your request will be processed and responded to by our subsidiary, Aldax AB.
Contact information:
Phone: +46 (0)8 449 64 20
E-mail: info@aldax.se
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