- Availability & Price
- Search SKU
Filter by attributes
- Connection 1 Tube Outside Diameter
- Connection 2 Tube Outside Diameter
- Materials of Construction
Filter by manufacturer
Parker Tube Fitting, Conversion Union - 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® Conversion Union Tube Fittings are to go from metric to fractional (fractional) tube and 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® Conversion Union 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 tube sizes from 3mm to 1/8" O.D. up to an including 18mm to 3/4” O.D. conversion.
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® Conversion Union 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 tube sizes from 3mm to 1/8" O.D. up to an including 18mm to 3/4” O.D. conversion.
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 | Part No. | Availability | Partner Available | Price | Brand | For Fluid Type | Division | Maximum Operating Temperature | Operating Pressure | Product Style | Minimum Operating Temperature | Technology | Application | Industry | Division | Shape | Length | Configuration | Connection 2 Tube Outside Diameter | Connection 1 Tube Outside Diameter | Materials of Construction |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| M4CU2-S | Quote Required | TBD | A-LOK | Gases | Instrumentation Products Division | - | n/a | Conversion Union | - | Process Control | Instrumentation | Semiconductor | Instrumentation Products Division | Straight | 36.5 | Tube to Tube (Union) | 1/8" (O.D.) | 4 mm (O.D.) | Steel | ||
| M4CU2-T | Quote Required | TBD | A-LOK | Gases | Instrumentation Products Division | 315 | n/a | Conversion Union | -59 | Process Control | Instrumentation | Semiconductor | Instrumentation Products Division | Straight | 36.5 | Tube to Tube (Union) | 1/8" (O.D.) | 4 mm (O.D.) | Titanium | ||
| M4CU4-316 | Quote Required | TBD | A-LOK | Gases | Instrumentation Products Division | 649 °C | n/a | Conversion Union | -255 °C | Process Control | Research Labs | Power Generation | Instrumentation Products Division | Straight | 39.3 mm | Tube to Tube (Union) | 1/4" (O.D.) | 4 mm (O.D.) | Stainless Steel AISI 316 | ||
| M4CU4-625 | Quote Required | TBD | A-LOK | Gases | Instrumentation Products Division | 649 | n/a | Conversion Union | -198 | Process Control | Instrumentation | Semiconductor | Instrumentation Products Division | Straight | 39.3 | Tube to Tube (Union) | 1/4" (O.D.) | 4 mm (O.D.) | Alloy 625 | ||
| M4CU4-6MO | Quote Required | TBD | A-LOK | Hydrogen | Instrumentation Products Division | 371 °C | n/a | Conversion Union | -198 °C | Process Control | Analytical Installations | Oil & Gas | Instrumentation Products Division | Straight | 39.3 mm | Tube to Tube (Union) | 1/4" (O.D.) | 4 mm (O.D.) | 6Mo | ||
| M4CU4-825 | Quote Required | TBD | A-LOK | Gases | Instrumentation Products Division | 426 | n/a | Conversion Union | -198 | Process Control | Instrumentation | Semiconductor | Instrumentation Products Division | Straight | 39.3 | Tube to Tube (Union) | 1/4" (O.D.) | 4 mm (O.D.) | Alloy 825 | ||
| M4CU4-B | Quote Required | TBD | A-LOK | Oil | Instrumentation Products Division | - | n/a | Conversion Union | - | Process Control | Sensing Lines | Transportation | Instrumentation Products Division | Straight | 39.3 mm | Tube to Tube (Union) | 1/4" (O.D.) | 4 mm (O.D.) | Brass | ||
| M4CU4-M | Quote Required | TBD | A-LOK | Gases | Instrumentation Products Division | 425 | n/a | Conversion Union | -198 | Process Control | Instrumentation | Semiconductor | Instrumentation Products Division | Straight | 39.3 | Tube to Tube (Union) | 1/4" (O.D.) | 4 mm (O.D.) | Monel 400 | ||
| M4CU4-NNR | Quote Required | TBD | A-LOK | Gases | Instrumentation Products Division | 535 | n/a | Conversion Union | -198 | Process Control | Instrumentation | Chemical | Instrumentation Products Division | Straight | 39.3 | Tube to Tube (Union) | 1/4" (O.D.) | 4 mm (O.D.) | Alloy C-276 | ||
| M4CU4-S | Quote Required | TBD | A-LOK | Gases | Instrumentation Products Division | - | n/a | Conversion Union | - | Process Control | Instrumentation | Semiconductor | Instrumentation Products Division | Straight | 39.3 | Tube to Tube (Union) | 1/4" (O.D.) | 4 mm (O.D.) | Steel | ||
| M4CU4-T | Quote Required | TBD | A-LOK | Gases | Instrumentation Products Division | 315 | n/a | Conversion Union | -59 | Process Control | Instrumentation | Semiconductor | Instrumentation Products Division | Straight | 39.3 | Tube to Tube (Union) | 1/4" (O.D.) | 4 mm (O.D.) | Titanium | ||
| M6CU1-316 | Quote Required | TBD | A-LOK | Gases | Instrumentation Products Division | 649 °C | n/a | Conversion Union | -255 °C | Process Control | Offshore Control Panels | Microelectronics | Instrumentation Products Division | Straight | - | Tube to Tube (Union) | 1/16" (O.D.) | 6 mm (O.D.) | Stainless Steel AISI 316 | ||
| M6CU2-316 | Quote Required | TBD | A-LOK | Petroleum Oil | Instrumentation Products Division | 649 °C | n/a | Conversion Union | -255 °C | Process Control | Research Labs | Transportation | Instrumentation Products Division | Straight | 38.5 mm | Tube to Tube (Union) | 1/8" (O.D.) | 6 mm (O.D.) | Stainless Steel AISI 316 | ||
| M6CU2-625 | Quote Required | TBD | A-LOK | Gases | Instrumentation Products Division | 649 | n/a | Conversion Union | -198 | Process Control | Instrumentation | Semiconductor | Instrumentation Products Division | Straight | 38.5 | Tube to Tube (Union) | 1/8" (O.D.) | 6 mm (O.D.) | Alloy 625 | ||
| M6CU2-6MO | Quote Required | TBD | A-LOK | Hydrogen | Instrumentation Products Division | 371 °C | n/a | Conversion Union | -198 °C | Process Control | Analytical Installations | Transportation | Instrumentation Products Division | Straight | 38.5 mm | Tube to Tube (Union) | 1/8" (O.D.) | 6 mm (O.D.) | 6Mo | ||
| M6CU2-825 | Quote Required | TBD | A-LOK | Gases | Instrumentation Products Division | 426 | n/a | Conversion Union | -198 | Process Control | Instrumentation | Semiconductor | Instrumentation Products Division | Straight | 38.5 | Tube to Tube (Union) | 1/8" (O.D.) | 6 mm (O.D.) | Alloy 825 | ||
| M6CU2-B | Quote Required | TBD | A-LOK | Hydrogen | Instrumentation Products Division | - | n/a | Conversion Union | - | Process Control | Research Labs | Nuclear | Instrumentation Products Division | Straight | 38.5 mm | Tube to Tube (Union) | 1/8" (O.D.) | 6 mm (O.D.) | Brass | ||
| M6CU2-M | Quote Required | TBD | A-LOK | Gases | Instrumentation Products Division | 425 | n/a | Conversion Union | -198 | Process Control | Instrumentation | Semiconductor | Instrumentation Products Division | Straight | 38.5 | Tube to Tube (Union) | 1/8" (O.D.) | 6 mm (O.D.) | Monel 400 | ||
| M6CU2-NNR | Quote Required | TBD | A-LOK | Corrosive | Instrumentation Products Division | 535 °C | n/a | Conversion Union | -198 °C | Process Control | Analytical Installations | Power Generation | Instrumentation Products Division | Straight | 38.5 mm | Tube to Tube (Union) | 1/8" (O.D.) | 6 mm (O.D.) | Alloy C-276 | ||
| M6CU2-S | Quote Required | TBD | A-LOK | Gases | Instrumentation Products Division | - | n/a | Conversion Union | - | Process Control | Instrumentation | Semiconductor | Instrumentation Products Division | Straight | 38.5 | Tube to Tube (Union) | 1/8" (O.D.) | 6 mm (O.D.) | Steel |