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Parker Tube Fitting, Union Cross - A-LOK Series
*PRODUCT IMAGE IS REPRESENTATIVE PROVIDED BY THE MANUFACTURER. DO NOT MAKE BUYING DECISIONS SOLEY BASED ON THE IMAGE. PLEASE VERIFY SPECIFICATIONS MEET YOUR REQUIREMENTS.
Parker's two ferrule compression fittings, A-LOK® Union Cross Tube Fittings are designed to provide reliable leak-free connections for instrumentation, process and control, and analyzer applications that specify a two ferrule tube fitting connection. Manufactured to the highest quality standards these tube fittings are available in a broad range of sizes, corrosion resistant materials and configurations.
As standard, Parker’s A-LOK® Union Cross Tube Fittings are manufactured from heat code traceable 316 stainless steel. Other materials include 6Mo, Alloy 825, Alloy 625 and Alloy C-276.
The fittings are available for fractional pipe sizes from 1/8” through to 1” O.D., and for metric sizes from 3 mm through to 18 mm O.D.
Markets:
• Semiconductor/Microelectronics
• Chemical
• Petro-Chemical
• Transportation
• Power
• Nuclear
• Oil and Gas
• Research Labs
Features/Benefits:
• Wide range of Corrosion Resistant Alloys available
• EC79 Approved for Hydrogen Service
• Parker Suparcase™ surface treatment process for superior material hardening
• Hardened ferrules provide leak free connections
• Silver plated nuts provide gall resistance during makeup
Applications:
• Instrumentation Hook-up Systems
• Analytical Installations
• CNG / LNG Lines
• Hydrogen Service
• Offshore Control Panels
• Sensing Lines
Read More...As standard, Parker’s A-LOK® Union Cross Tube Fittings are manufactured from heat code traceable 316 stainless steel. Other materials include 6Mo, Alloy 825, Alloy 625 and Alloy C-276.
The fittings are available for fractional pipe sizes from 1/8” through to 1” O.D., and for metric sizes from 3 mm through to 18 mm O.D.
Markets:
• Semiconductor/Microelectronics
• Chemical
• Petro-Chemical
• Transportation
• Power
• Nuclear
• Oil and Gas
• Research Labs
Features/Benefits:
• Wide range of Corrosion Resistant Alloys available
• EC79 Approved for Hydrogen Service
• Parker Suparcase™ surface treatment process for superior material hardening
• Hardened ferrules provide leak free connections
• Silver plated nuts provide gall resistance during makeup
Applications:
• Instrumentation Hook-up Systems
• Analytical Installations
• CNG / LNG Lines
• Hydrogen Service
• Offshore Control Panels
• Sensing Lines
| Action | SKU | Availability | Price | Operating Pressure | Division | Shape | Application | Minimum Operating Temperature | Maximum Operating Temperature | Configuration | For Fluid Type | Industry | Brand | Technology | Division | Length | Tube Outside Diameter | Options | Specifications Met | Materials of Construction |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 4ECR4-M | Backordered | POR | 4000 to 10300 psi | Instrumentation Products Division | Cross Union | Hydrogen Service | -198 °C | 425 °C | Tube to Tube (Union) | Hydrogen | Semiconductor | A-LOK | Process Control | Instrumentation Products Division | 2.12 inch | 1/4" (O.D.) | N/A | N/A | Monel 400 | |
| 4ECR4-NNR | Backordered | POR | 4000 to 10300 psi | Instrumentation Products Division | Cross | CNG / LNG Lines | -198 °C | 535 °C | Tube to Tube (Union) | Liquid | Chemical | A-LOK | Process Control | Instrumentation Products Division | 2.12 inch | 1/4" (O.D.) | N/A | N/A | Alloy C-276 | |
| 5ECR5-316 | Backordered | POR | 4100 to 8100 psi | Instrumentation Products Division | Cross | Research Labs | -255 °C | 649 °C | Tube to Tube (Union) | Gases | Chemical | A-LOK | Process Control | Instrumentation Products Division | 2.34 inch | 5/16" (O.D.) | N/A | N/A | Stainless Steel AISI 316 | |
| 6ECR6-316 | Backordered | $85.23 | 3300 to 6600 psi | Instrumentation Products Division | Cross Union | Hydrogen Service | -255 °C | 649 °C | Tube to Tube (Union) | Fuels | Nuclear | A-LOK | Process Control | Instrumentation Products Division | 2.40 inch | 3/8" (O.D.) | N/A | N/A | Stainless Steel AISI 316 | |
| 6ECR6-6MO | Backordered | POR | 3300 to 6600 psi | Instrumentation Products Division | Cross | Hydrogen Service | -198 °C | 371 °C | Tube to Tube (Union) | Gases | Microelectronics | A-LOK | Process Control | Instrumentation Products Division | 2.40 inch | 3/8" (O.D.) | N/A | N/A | 6Mo | |
| 6ECR6-6MO-NC | Backordered | POR | 3300 to 6600 psi | Instrumentation Products Division | Cross Union | Research Labs | -198 °C | 371 °C | Tube to Tube (Union) | Oil | Semiconductor | A-LOK | Process Control | Instrumentation Products Division | 2.40 inch | 3/8" (O.D.) | N/A | NACE | 6Mo | |
| 6ECR6-825 | Backordered | POR | 3300 to 6600 psi | Instrumentation Products Division | Cross | CNG / LNG Lines | -198 °C | 426 °C | Tube to Tube (Union) | Gases | Semiconductor | A-LOK | Process Control | Instrumentation Products Division | 2.40 inch | 3/8" (O.D.) | N/A | N/A | Alloy 825 | |
| 6ECR6-IIY | Backordered | POR | 3300 to 6600 psi | Instrumentation Products Division | Cross Union | Sensing Lines | -198 °C | 649 °C | Tube to Tube (Union) | Oil | Transportation | A-LOK | Process Control | Instrumentation Products Division | 2.40 inch | 3/8" (O.D.) | N/A | N/A | Alloy 625 | |
| 6ECR6-IIY-NC | Backordered | POR | 3300 to 6600 psi | Instrumentation Products Division | Cross | Hydrogen Service | -198 °C | 649 °C | Tube to Tube (Union) | Liquid | Semiconductor | A-LOK | Process Control | Instrumentation Products Division | 2.40 inch | 3/8" (O.D.) | N/A | NACE | Alloy 625 | |
| 6ECR6-M | Backordered | POR | 3300 to 6600 psi | Instrumentation Products Division | Cross Union | Offshore Control Panels | -198 °C | 425 °C | Tube to Tube (Union) | Petroleum Oil | Semiconductor | A-LOK | Process Control | Instrumentation Products Division | 2.40 inch | 3/8" (O.D.) | N/A | N/A | Monel 400 | |
| 6ECR6-M-NC | Backordered | POR | 3300 to 6600 psi | Instrumentation Products Division | Cross Union | Sensing Lines | -198 °C | 425 °C | Tube to Tube (Union) | Gases | Chemical | A-LOK | Process Control | Instrumentation Products Division | 2.40 inch | 3/8" (O.D.) | N/A | NACE | Monel 400 | |
| 6ECR6-NNR | Backordered | POR | 3300 to 6600 psi | Instrumentation Products Division | Cross Union | Analytical Installations | -198 °C | 535 °C | Tube to Tube (Union) | Natural Gas (CNG) | Oil & Gas | A-LOK | Process Control | Instrumentation Products Division | 2.40 inch | 3/8" (O.D.) | N/A | N/A | Alloy C-276 | |
| 8ECR8-316 | 3 in stock | $98.78 | 2600 to 6700 psi | Instrumentation Products Division | Cross Union | Sensing Lines | -255 °C | 649 °C | Tube to Tube (Union) | Corrosive | Chemical | A-LOK | Process Control | Instrumentation Products Division | 2.84 inch | 1/2" (O.D.) | N/A | N/A | Stainless Steel AISI 316 | |
| 8ECR8-6MO | Backordered | POR | 2600 to 6700 psi | Instrumentation Products Division | Cross Union | CNG / LNG Lines | -198 °C | 371 °C | Tube to Tube (Union) | Fuels | Microelectronics | A-LOK | Process Control | Instrumentation Products Division | 2.84 inch | 1/2" (O.D.) | N/A | N/A | 6Mo | |
| 8ECR8-6MO-NC-NSK | Backordered | POR | 2600 to 6700 psi | Instrumentation Products Division | Cross | Sensing Lines | -198 °C | 371 °C | Tube to Tube (Union) | Steam | Transportation | A-LOK | Process Control | Instrumentation Products Division | 2.84 inch | 1/2" (O.D.) | N/A | NACE | 6Mo | |
| 8ECR8-6MO-NSK | Backordered | POR | 2600 to 6700 psi | Instrumentation Products Division | Cross | Sensing Lines | -198 °C | 371 °C | Tube to Tube (Union) | Hydrogen | Microelectronics | A-LOK | Process Control | Instrumentation Products Division | 2.84 inch | 1/2" (O.D.) | N/A | NORSOK M650 | 6Mo | |
| 8ECR8-IIY | Backordered | POR | 200 to 430 bar | Instrumentation Products Division | Cross | Instrumentation | -198 °C | 649 °C | Tube to Tube (Union) | Corrosive | Transportation | A-LOK | Process Control | Instrumentation Products Division | 2.84 mm | 1/2" (O.D.) | N/A | N/A | Alloy 625 | |
| 8ECR8-M | Backordered | POR | 2600 to 6700 psi | Instrumentation Products Division | Cross | Analytical Installations | -198 °C | 425 °C | Tube to Tube (Union) | Liquid | Microelectronics | A-LOK | Process Control | Instrumentation Products Division | 2.84 inch | 1/2" (O.D.) | N/A | N/A | Monel 400 | |
| 8ECR8-NNR | Backordered | POR | 2600 to 6700 psi | Instrumentation Products Division | Cross Union | Hydrogen Service | -198 °C | 535 °C | Tube to Tube (Union) | Hydrogen | Microelectronics | A-LOK | Process Control | Instrumentation Products Division | 2.84 inch | 1/2" (O.D.) | N/A | N/A | Alloy C-276 | |
| 8ECR8-NNR-NC | Backordered | POR | 2600 to 6700 psi | Instrumentation Products Division | Cross Union | CNG / LNG Lines | -198 °C | 535 °C | Tube to Tube (Union) | Corrosive | Oil & Gas | A-LOK | Process Control | Instrumentation Products Division | 2.84 inch | 1/2" (O.D.) | N/A | NACE | Alloy C-276 |
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