- Availability & Price
- Search SKU
Filter by attributes
- Materials of Construction
- Options
- Specifications Met
- Tube Outside Diameter
Filter by manufacturer
Parker Tube Fitting, Bulkhead 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® Bulkhead 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® Bulkhead 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 1/16” 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® Bulkhead 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 1/16” 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 | Shape | For Fluid Type | Industry | Technology | Division | Brand | Division | Application | Minimum Operating Temperature | Configuration | Maximum Operating Temperature | Product Style | Length | Operating Pressure | Materials of Construction | Options | Specifications Met | Tube Outside Diameter |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 12BC12-316-NC | Quote Required | TBD | Straight | Oil | Power Generation | Process Control | Instrumentation Products Division | A-LOK | Instrumentation Products Division | Research Labs | -255 °C | Tube to Tube (Union) | 649 °C | Bulkhead Union | 3.11 inch | 2400 to 5800 psi | Stainless Steel AISI 316 | n/a | NACE | 3/4" (O.D.) | ||
| 12BC12-6MO | Quote Required | TBD | Straight | Natural Gas (CNG) | Nuclear | Process Control | Instrumentation Products Division | A-LOK | Instrumentation Products Division | Research Labs | -198 °C | Tube to Tube (Union) | 371 °C | Bulkhead Union | 3.11 inch | 2400 to 5800 psi | 6Mo | n/a | N/A | 3/4" (O.D.) | ||
| 12BC12-6MO-NC | Quote Required | TBD | Straight | Hydrogen | Microelectronics | Process Control | Instrumentation Products Division | A-LOK | Instrumentation Products Division | Sensing Lines | -198 °C | Tube to Tube (Union) | 371 °C | Bulkhead Union | 3.11 inch | 2400 to 5800 psi | 6Mo | n/a | NACE | 3/4" (O.D.) | ||
| 12BC12-6MO-NC-NSK | Quote Required | TBD | Straight | Corrosive | Semiconductor | Process Control | Instrumentation Products Division | A-LOK | Instrumentation Products Division | CNG / LNG Lines | -198 °C | Tube to Tube (Union) | 371 °C | Bulkhead Union | 3.11 inch | 2400 to 5800 psi | 6Mo | n/a | NACE | 3/4" (O.D.) | ||
| 12BC12-6MO-NSK | Quote Required | TBD | Straight | Fuels | Semiconductor | Process Control | Instrumentation Products Division | A-LOK | Instrumentation Products Division | Offshore Control Panels | -198 °C | Tube to Tube (Union) | 371 °C | Bulkhead Union | 3.11 inch | 2400 to 5800 psi | 6Mo | n/a | NORSOK M650 | 3/4" (O.D.) | ||
| 12BC12-825 | Quote Required | TBD | Straight | Petroleum Oil | Microelectronics | Process Control | Instrumentation Products Division | A-LOK | Instrumentation Products Division | Analytical Installations | -198 | Tube to Tube (Union) | 426 | Bulkhead Union | 3.11 | 2400 to 5800 | Alloy 825 | n/a | N/A | 3/4" (O.D.) | ||
| 12BC12-825-NC | Quote Required | TBD | Straight | Liquid | Chemical | Process Control | Instrumentation Products Division | A-LOK | Instrumentation Products Division | Analytical Installations | -198 | Tube to Tube (Union) | 426 | Bulkhead Union | 3.11 | 2400 to 5800 | Alloy 825 | n/a | NACE | 3/4" (O.D.) | ||
| 12BC12-B | Quote Required | TBD | Straight | Liquid | Power Generation | Process Control | Instrumentation Products Division | A-LOK | Instrumentation Products Division | Instrumentation | - | Tube to Tube (Union) | - | Bulkhead Union | 3.11 inch | 2400 to 5800 psi | Brass | n/a | N/A | 3/4" (O.D.) | ||
| 12BC12-IIY | Quote Required | TBD | Straight | Liquid | Petrochemical | Process Control | Instrumentation Products Division | A-LOK | Instrumentation Products Division | Instrumentation | -198 °C | Tube to Tube (Union) | 649 °C | Bulkhead Union | 3.11 inch | 2400 to 5800 psi | Alloy 625 | n/a | N/A | 3/4" (O.D.) | ||
| 12BC12-IIY-NC | Quote Required | TBD | Straight | Oil | Power Generation | Process Control | Instrumentation Products Division | A-LOK | Instrumentation Products Division | Analytical Installations | -198 °C | Tube to Tube (Union) | 649 °C | Bulkhead Union | 3.11 inch | 2400 to 5800 psi | Alloy 625 | n/a | NACE | 3/4" (O.D.) | ||
| 12BC12-M | Quote Required | TBD | Straight | Oil | Microelectronics | Process Control | Instrumentation Products Division | A-LOK | Instrumentation Products Division | Analytical Installations | -198 | Tube to Tube (Union) | 425 | Bulkhead Union | 3.11 | 2400 to 5800 | Monel 400 | n/a | N/A | 3/4" (O.D.) | ||
| 12BC12-M-NC | Quote Required | TBD | Straight | Liquid | Microelectronics | Process Control | Instrumentation Products Division | A-LOK | Instrumentation Products Division | Analytical Installations | -198 | Tube to Tube (Union) | 425 | Bulkhead Union | 3.11 | 2400 to 5800 | Monel 400 | n/a | NACE | 3/4" (O.D.) | ||
| 12BC12-NNR | Quote Required | TBD | Straight | Fuels | Microelectronics | Process Control | Instrumentation Products Division | A-LOK | Instrumentation Products Division | Analytical Installations | -198 | Tube to Tube (Union) | 535 | Bulkhead Union | 3.11 | 2400 to 5800 | Alloy C-276 | n/a | N/A | 3/4" (O.D.) | ||
| 12BC12-NNR-NC | Quote Required | TBD | Straight | Liquid | Petrochemical | Process Control | Instrumentation Products Division | A-LOK | Instrumentation Products Division | Analytical Installations | -198 | Tube to Tube (Union) | 535 | Bulkhead Union | 3.11 | 2400 to 5800 | Alloy C-276 | n/a | NACE | 3/4" (O.D.) | ||
| 12BC12-S | Quote Required | TBD | Straight | Liquid | Microelectronics | Process Control | Instrumentation Products Division | A-LOK | Instrumentation Products Division | Analytical Installations | - | Tube to Tube (Union) | - | Bulkhead Union | 3.11 | 2400 to 5800 | Steel | n/a | N/A | 3/4" (O.D.) | ||
| 12BC12-S-NC | Quote Required | TBD | Straight | Liquid | Chemical | Process Control | Instrumentation Products Division | A-LOK | Instrumentation Products Division | Analytical Installations | - | Tube to Tube (Union) | - | Bulkhead Union | 3.11 | 2400 to 5800 | Steel | n/a | NACE | 3/4" (O.D.) | ||
| 12BC12-TTZ | Quote Required | TBD | Straight | Natural Gas (CNG) | Oil & Gas | Process Control | Instrumentation Products Division | A-LOK | Instrumentation Products Division | Analytical Installations | -59 °C | Tube to Tube (Union) | 315 °C | Bulkhead Union | 3.11 inch | 2400 to 5800 psi | Titanium | n/a | N/A | 3/4" (O.D.) | ||
| 12BC12-TTZ-NC | Quote Required | TBD | Straight | Fuels | Microelectronics | Process Control | Instrumentation Products Division | A-LOK | Instrumentation Products Division | Analytical Installations | -59 | Tube to Tube (Union) | 315 | Bulkhead Union | 3.11 | 2400 to 5800 | Titanium | n/a | NACE | 3/4" (O.D.) | ||
| 14BC14-316 | Quote Required | TBD | Straight | Hydrogen | Oil & Gas | Process Control | Instrumentation Products Division | A-LOK | Instrumentation Products Division | Instrumentation | -255 °C | Tube to Tube (Union) | 649 °C | Bulkhead Union | 3.33 inch | 2100 to 4900 psi | Stainless Steel AISI 316 | n/a | N/A | 7/8" (O.D.) | ||
| 14BC14-316-NC | Quote Required | TBD | Straight | Gases | Semiconductor | Process Control | Instrumentation Products Division | A-LOK | Instrumentation Products Division | Analytical Installations | -255 | Tube to Tube (Union) | 649 | Bulkhead Union | 3.33 | 2100 to 4900 | Stainless Steel AISI 316 | n/a | NACE | 7/8" (O.D.) |