1/4" OD Brass Compression Nut, Lead-Free

BrassCraft 1/4" OD Compression Nut – Brass Fitting for Reliable Tube Connections

The BrassCraft 61-4 compression nut is designed for use with 1/4 inch outer diameter tubing in compression fitting assemblies. Manufactured from low lead compliant brass, this fitting component is suitable for potable water systems and other fluid or gas applications requiring a dependable mechanical seal.

Engineered to provide a strong, leak-resistant connection without the need for flaring or soldering, this nut is ideal for use with copper, aluminum, or plastic tubing in plumbing, HVAC, and general-purpose fluid systems. The standard compression end accommodates most common installations, offering versatility across multiple job types.

Key Product Details

• Fitting Type: Compression nut
• Tube Size: 1/4 inch OD
• Material: Low lead brass (complies with Safe Drinking Water Act)
• Pressure Rating: Up to 300 psi (non-shock)
• Temperature Range: -65°F to 250°F
• Hex Size: 1/2 inch
• Inner Diameter: 0.255 inch
• Wall Thickness: 0.03 inch

Installation Notes

This compression nut is typically installed with a matching compression sleeve and fitting body. When tightening, apply moderate torque to ensure a proper seal without deforming the tubing. Suitable for use in both new installations and service repairs.

Application Suitability

• Potable water distribution
• Hydraulic and pneumatic systems
• Instrumentation lines
• HVAC systems and control tubing