4'' COUPLING SOC X SOC (6/BX) - 429040

SKU: 429040
Regular price $5.84

Available for pickup at

  • MT Pool Distributor Broward (408) in stock
  • MT Pool Distributor Corporate (95) in stock
  • MT Pool Distributor North (68) in stock
  • MT Pool Distributor South (4) in stock
In stock

The Spears 429-040 4-inch PVC Socket Coupling delivers the reliability and performance pool contractors demand for professional plumbing installations. This NSF-approved, Schedule 40 coupling is trusted by pool construction and service companies nationwide for its proven durability and professional-grade specifications in potable water applications.

Commercial Application Benefits

Designed specifically for commercial pool applications, this molded PVC coupling reduces installation time and labor costs while providing exceptional chemical and corrosion resistance. The high-temperature tolerance (140°F) and high flow capacity minimize maintenance calls and protect your service reputation on demanding commercial projects.

Why Pool Contractors Choose MT Pools

With our superior customer service and daily recurring customer support, you get more than just plumbing fittings – you get a trusted B2B partner. Our wholesale pricing structure supports your profit margins while our reliable inventory ensures your projects stay on schedule with 6-piece box quantities.

Frequently Asked Questions

Is the Spears 429-040 coupling suitable for pool plumbing systems?

Yes, the 429-040 is NSF approved for potable water applications and meets ASTM standards, making it ideal for pool plumbing, filtration systems, and water feature installations.

What temperature range can this PVC coupling handle?

The Spears 429-040 coupling is rated for temperatures up to 140°F (60°C), suitable for heated pool applications and spa installations.

Does MT Pools offer bulk pricing for large plumbing projects?

Yes, MT Pools provides competitive bulk pricing for larger projects and offers superior customer service with expert technical guidance for pool contractors and plumbing professionals.

What standards does this coupling meet?

The Spears 429-040 meets ASTM D1784, ASTM D1785, and ASTM D2466 standards, plus NSF approval for potable water applications, ensuring professional-grade quality.

Order Today

Join thousands of pool contractors who rely on MT Pools for their professional plumbing needs. Our team is ready to support your success with expert technical guidance and fast shipping on quality Spears PVC fittings.

• 4-inch nominal size Schedule 40/Standard PVC coupling
• Socket x Socket end configuration for secure connections
• White molded PVC construction for durability and longevity
• NSF approved for potable water applications
• Temperature rating up to 140°F (60°C) for heated applications
• Exceptional chemical and corrosion resistance
• High flow capacity design minimizes pressure loss
• Meets ASTM D1784, D1785, and D2466 standards
• Domestically manufactured in the USA for quality assurance
• Lightweight at 0.84 lbs for easy handling and installation
• Cost-effective installation reduces labor time
• 6-piece box quantity for contractor convenience
• UPC: 054211164570 for easy ordering and inventory