Polytube Fitting 3/8" x 1/2" NPT (Replaces Schmidt Axxiom 7100-504-03)

Model: 888-7100-50403PB
Category: Surface Preparation → Sandblasting Equipment → Fittings & Connectors
Type: Polytube Fitting / Tube-to-NPT Adapter

The Polytube Fitting 3/8" x 1/2" NPT (Part #888-7100-50403PB) is a durable, precision-machined adapter designed to connect 3/8" polytubing to 1/2" NPT threaded ports in abrasive blasting systems and industrial applications. Engineered as a direct replacement for Schmidt Axxiom 7100-504-03, this fitting ensures a secure, leak-resistant connection for reliable system performance.

Key Features & Benefits

• Direct replacement for Schmidt Axxiom 7100-504-03
• Connects 3/8" polytube to 1/2" NPT threaded connections
• Provides secure, leak-resistant connection
• Designed for use in abrasive blasting and industrial systems
• Durable construction for long-term reliability
• Easy installation and maintenance
• Ideal for repair or system upgrades
• OEM-equivalent fit and performance

Technical Specifications

• Product Name: Polytube Fitting
• Part Number: 888-7100-50403PB
• Tube Size: 3/8"
• Thread Size: 1/2" NPT
• Connection Type: Tube-to-Thread Adapter
• Weight: 0.20 lbs
• Function: Fluid / Air Transfer Connection
• Application: Sandblasting / Abrasive Blasting Systems
• Condition: New

OEM Compatibility

This product is compatible with the following OEM manufacturers:

• Schmidt Manufacturing / U.S. Filter / Axxiom Manufacturing
  • Replaces Part #: 7100-504-03

Typical Applications

• Connecting polytubing in abrasive blasting systems
• Air or fluid line connections in industrial equipment
• Replacement for worn or damaged tube fittings
• System maintenance and upgrades

Performance Benefits

• Ensures tight, leak-free connections
• Maintains consistent system pressure and flow
• Reduces risk of leaks or connection failure
• Supports efficient operation of blasting systems
• Built for durability in demanding environments