Parker CPI 1/4" x 1/8" x 5/16-24 Straight Thread DP Transmitter Calibration Adapter

The Parker CPI™ 4-2 ZH2LX-SS DP Transmitter Calibration Adapter is designed to provide a dependable leak-free connection between CPI™/A-LOK® instrumentation tube fittings and straight thread ports in differential pressure transmitter calibration systems.

Manufactured from heat code traceable 316 stainless steel, this adapter is engineered for demanding instrumentation, process control, and analytical applications where long-term reliability and precision are essential.

Key Features

• Parker CPI™/A-LOK® DP transmitter calibration adapter
• Part Number: 4-2 ZH2LX-SS-D950373
• 316 stainless steel construction with heat code traceability
• CPI™/A-LOK® tube fitting to straight thread connection
• Straight thread size: 5/16-24
• Leak-free compression fitting design
• Excellent vibration resistance
• Suitable for instrumentation and process control systems
• Designed for repeated assembly and remake without damaging tubing

Construction Details

The CPI™ single ferrule design creates a spring-loaded sealing action that maintains constant tension between the fitting body and nut for dependable leak-tight performance.

The fitting is designed to prevent tubing twist and minimize mechanical stress during installation, helping preserve tubing integrity while allowing multiple remakes.

Compatible with a wide variety of tubing materials and wall thicknesses when proper material compatibility is maintained.

Important Notes

Pressure ratings depend on tubing material, wall thickness, and the threaded connection used in the system.

Always follow Parker installation and gaugeability instructions to ensure proper assembly and leak-free performance.

Product Documents

Spec Sheet