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Press-In Cartridge, 3/8″ Tube - Alkon Corporation Skip to main content

Press-In Cartridge, 3/8" Tube

Press-In Cartridge, 3/8″ Tube

Alkon Extreme Brass Push-to-Connect DOT air fittings are engineered and rigorously tested to meet and exceed industry standards, including SAE J2494-3 and FMVSS 49 CFR 571.106. Built for reliable, leak-free performance, they give fleets confidence that critical pneumatic systems are safe, compliant, and dependable.

Recommended Tubing: SAE J844 Tubing, Alkon DuraLink™ Tubing

SKU# XQ688-DOT-6

IN STOCK

Product Configuration

  • Product Shape: Press-In Cartridge
  • Tube Size 1: 3/8″
  • Weight, lb.: 0.042
  • Fixed / Swivel: Fixed

Design Specifications

  • Pressure Range: 150 PSI Maximum
  • Temperature Range: -40°F to 400°F
  • Body Material: Brass – CA360 & CA377
  • O-Ring Material: FKM
  • Thread Sealant Type:

System Advantages

  • Easy Release: Deep gripping teeth prevent accidental detachment during operation, yet release effortlessly for hassle-free maintenance.
  • Leak Free: Squeeze between the seal and tubing surface prevents leaks during operation, reducing rework, troubleshooting, and downtime.
  • Tight Bend Radius: Floating support enables sharper routing angles, reducing installation time and lowering labor costs.
  • Bias Cut: Supports angled cuts beyond standard limits, enabling faster tube cutting and minimizing errors that could cause leaks.
  • Full System Compatibility: Complete your full system design with Alkon products for trusted, reliable performance.

Downloads & Resources

Catalogs & Sell Sheets
Alkon Fittings Catalog
Alkon Fittings Order Guide
Alkon Series XQ-DOT
Alkon DuraLink™ Solution: DOT Tubing & Fittings
DOT Compliance
A Guide to Navigating DOT Fitting Compliance
Videos