- Availability & Price
- Search SKU
Filter by attributes
- Connection 1 Tube Outside Diameter
- Connection 2 Tube Outside Diameter
- Materials of Construction
- Options
Filter by manufacturer
Parker Tube Fitting, Reducing 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® Reducing Union 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® Reducing 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 fractional pipe sizes from 1/8” through to 1” O.D., and for metric sizes from 3 mm through to 25 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® Reducing 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 fractional pipe sizes from 1/8” through to 1” O.D., and for metric sizes from 3 mm through to 25 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 | Part No. | Availability | Partner Available | Price | Configuration | Maximum Operating Temperature | Technology | Division | Minimum Operating Temperature | Length | Shape | Operating Pressure | For Fluid Type | Brand | Division | Industry | Application | Product Style | Materials of Construction | Connection 2 Tube Outside Diameter | Options | Connection 1 Tube Outside Diameter |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| M25RUM20-M | Quote Required | TBD | Tube to Tube (Union) | 425 | Process Control | Instrumentation Products Division | -198 | 62.3 | Straight | n/a | Gases | A-LOK | Instrumentation Products Division | Semiconductor | Instrumentation | Reducing Union | Monel 400 | 20 mm (O.D.) | n/a | 25 mm (O.D.) | ||
| M25RUM20-NNR | Quote Required | TBD | Tube to Tube (Union) | 535 | Process Control | Instrumentation Products Division | -198 | 62.3 | Straight | n/a | Petroleum Oil | A-LOK | Instrumentation Products Division | Semiconductor | Instrumentation | Reducing Union | Alloy C-276 | 20 mm (O.D.) | n/a | 25 mm (O.D.) | ||
| M25RUM20-S | Quote Required | TBD | Tube to Tube (Union) | - | Process Control | Instrumentation Products Division | - | 62.3 | Straight | n/a | Gases | A-LOK | Instrumentation Products Division | Semiconductor | Instrumentation | Reducing Union | Steel | 20 mm (O.D.) | n/a | 25 mm (O.D.) | ||
| M25RUM20-T | Quote Required | TBD | Tube to Tube (Union) | 315 | Process Control | Instrumentation Products Division | -59 | 62.3 | Straight | n/a | Gases | A-LOK | Instrumentation Products Division | Semiconductor | Instrumentation | Reducing Union | Titanium | 20 mm (O.D.) | n/a | 25 mm (O.D.) | ||
| M25RUM6-316 | Quote Required | TBD | Tube to Tube (Union) | 649 °C | Process Control | Instrumentation Products Division | -255 °C | - | Straight | n/a | Corrosive | A-LOK | Instrumentation Products Division | Petrochemical | Sensing Lines | Reducing Union | Stainless Steel AISI 316 | 6 mm (O.D.) | n/a | 25 mm (O.D.) | ||
| M3RUM2-316 | Quote Required | TBD | Tube to Tube (Union) | 649 °C | Process Control | Instrumentation Products Division | -255 °C | 35.8 mm | Straight | n/a | Liquid | A-LOK | Instrumentation Products Division | Microelectronics | Sensing Lines | Reducing Union | Stainless Steel AISI 316 | 2 mm (O.D.) | n/a | 3 mm (O.D.) | ||
| M3RUM2-625 | Quote Required | TBD | Tube to Tube (Union) | 649 | Process Control | Instrumentation Products Division | -198 | 35.8 | Straight | n/a | Gases | A-LOK | Instrumentation Products Division | Semiconductor | Instrumentation | Reducing Union | Alloy 625 | 2 mm (O.D.) | n/a | 3 mm (O.D.) | ||
| M3RUM2-6MO | Quote Required | TBD | Tube to Tube (Union) | 371 | Process Control | Instrumentation Products Division | -198 | 35.8 | Straight | n/a | Gases | A-LOK | Instrumentation Products Division | Semiconductor | Instrumentation | Reducing Union | 6Mo | 2 mm (O.D.) | n/a | 3 mm (O.D.) | ||
| M3RUM2-6MO-NC | Quote Required | TBD | Tube to Tube (Union) | 371 | Process Control | Instrumentation Products Division | -198 | 35.8 | Straight | n/a | Gases | A-LOK | Instrumentation Products Division | Semiconductor | Instrumentation | Reducing Union | 6Mo | 2 mm (O.D.) | NACE | 3 mm (O.D.) | ||
| M3RUM2-6MO-NSK | Quote Required | TBD | Tube to Tube (Union) | 371 | Process Control | Instrumentation Products Division | -198 | 35.8 | Straight | n/a | Gases | A-LOK | Instrumentation Products Division | Semiconductor | Instrumentation | Reducing Union | 6Mo | 2 mm (O.D.) | NORSOK M650 | 3 mm (O.D.) | ||
| M3RUM2-825 | Quote Required | TBD | Tube to Tube (Union) | 426 | Process Control | Instrumentation Products Division | -198 | 35.8 | Straight | n/a | Gases | A-LOK | Instrumentation Products Division | Microelectronics | Instrumentation | Reducing Union | Alloy 825 | 2 mm (O.D.) | n/a | 3 mm (O.D.) | ||
| M3RUM2-B | Quote Required | TBD | Tube to Tube (Union) | - | Process Control | Instrumentation Products Division | - | 35.8 | Straight | n/a | Gases | A-LOK | Instrumentation Products Division | Semiconductor | Instrumentation | Reducing Union | Brass | 2 mm (O.D.) | n/a | 3 mm (O.D.) | ||
| M3RUM2-M | Quote Required | TBD | Tube to Tube (Union) | 425 | Process Control | Instrumentation Products Division | -198 | 35.8 | Straight | n/a | Gases | A-LOK | Instrumentation Products Division | Semiconductor | Instrumentation | Reducing Union | Monel 400 | 2 mm (O.D.) | n/a | 3 mm (O.D.) | ||
| M3RUM2-NNR | Quote Required | TBD | Tube to Tube (Union) | 535 | Process Control | Instrumentation Products Division | -198 | 35.8 | Straight | n/a | Gases | A-LOK | Instrumentation Products Division | Semiconductor | Instrumentation | Reducing Union | Alloy C-276 | 2 mm (O.D.) | n/a | 3 mm (O.D.) | ||
| M3RUM2-S | Quote Required | TBD | Tube to Tube (Union) | - | Process Control | Instrumentation Products Division | - | 35.8 | Straight | n/a | Gases | A-LOK | Instrumentation Products Division | Semiconductor | Instrumentation | Reducing Union | Steel | 2 mm (O.D.) | n/a | 3 mm (O.D.) | ||
| M3RUM2-T | Quote Required | TBD | Tube to Tube (Union) | 315 | Process Control | Instrumentation Products Division | -59 | 35.8 | Straight | n/a | Gases | A-LOK | Instrumentation Products Division | Semiconductor | Instrumentation | Reducing Union | Titanium | 2 mm (O.D.) | n/a | 3 mm (O.D.) | ||
| M6RUM2-316 | Quote Required | TBD | Tube to Tube (Union) | 649 °C | Process Control | Instrumentation Products Division | -255 °C | 38.7 mm | Straight | n/a | Oil | A-LOK | Instrumentation Products Division | Transportation | Analytical Installations | Reducing Union | Stainless Steel AISI 316 | 2 mm (O.D.) | n/a | 6 mm (O.D.) | ||
| M6RUM2-625 | Quote Required | TBD | Tube to Tube (Union) | 649 | Process Control | Instrumentation Products Division | -198 | 38.7 | Straight | n/a | Gases | A-LOK | Instrumentation Products Division | Semiconductor | Instrumentation | Reducing Union | Alloy 625 | 2 mm (O.D.) | n/a | 6 mm (O.D.) | ||
| M6RUM2-6MO | Quote Required | TBD | Tube to Tube (Union) | 371 | Process Control | Instrumentation Products Division | -198 | 38.7 | Straight | n/a | Gases | A-LOK | Instrumentation Products Division | Semiconductor | Instrumentation | Reducing Union | 6Mo | 2 mm (O.D.) | n/a | 6 mm (O.D.) | ||
| M6RUM2-6MO-NC | Quote Required | TBD | Tube to Tube (Union) | 371 | Process Control | Instrumentation Products Division | -198 | 38.7 | Straight | n/a | Gases | A-LOK | Instrumentation Products Division | Semiconductor | Instrumentation | Reducing Union | 6Mo | 2 mm (O.D.) | NACE | 6 mm (O.D.) |