US SEAL PS-3890 SEAL ASSY PREMIUM - PS-3890

SKU: PS-3890
Regular price $14.95

Available for pickup at

  • MT Pool Distributor Broward (9) in stock
  • MT Pool Distributor Corporate (159) in stock
  • MT Pool Distributor North (38) in stock
  • MT Pool Distributor South (4) in stock
In stock

The US Seal PS-3890 Premium Seal Assembly delivers the reliability and performance pool service contractors demand for professional pump repairs and maintenance. This premium seal replaces multiple OEM seals including Jandy R0479400, Hayward SPX3200SA, and SPX4000SA, making it an essential inventory item for pool service companies.

Professional Service Benefits

Engineered with innovative full convolution bellows and interlocking drive band design, this seal provides superior misalignment tolerance and positive drive performance. The interference fit primary ring eliminates face distortions common in crimped designs, reducing callback rates and protecting your service reputation. Rated for 150 psi and 1750 RPM operation with exceptional temperature range from -30°F to +300°F.

Why Pool Contractors Choose MT Pools

With our superior customer service and daily recurring customer support, you get more than just replacement parts – you get a trusted B2B partner. Our wholesale pricing structure supports your profit margins while our reliable inventory ensures your service calls stay profitable and efficient.

Frequently Asked Questions

Which OEM seals does the PS-3890 replace?

The PS-3890 replaces US Seal PS-4280, PS-1907, Jandy R0479400, P84-3, Hayward SPX3200SA, and SPX4000SA, making it a versatile replacement for multiple pump brands.

Can this seal be used with ozonators or chlorine generators?

No, the PS-3890 is not recommended for pools with ozonators, bromine, or chlorine generators. For those applications, use PS-4280 instead.

What are the operating specifications for this seal?

The PS-3890 operates at up to 150 psi pressure, 1750 RPM speed rating, with temperature range from -30°F to +300°F, suitable for most pool and spa applications.

Does MT Pools offer bulk pricing for service companies?

Yes, MT Pools provides wholesale pricing for pool service contractors with superior customer service and expert technical support for all your seal replacement needs.

Order Today

Stock your service truck with reliable US Seal premium assemblies from MT Pools. Our team provides expert technical guidance and fast shipping to keep your pool service operations running smoothly.

• Premium Buna and Graphitic Plastic stainless steel construction with ceramic seat
• Replaces multiple OEM seals: Jandy R0479400, Hayward SPX3200SA, SPX4000SA, US Seal PS-4280, PS-1907, P84-3
• Compact unitized spring elastomeric bellows shaft seal design
• Full convolution bellows with interlocking drive band for positive drive
• Superior misalignment tolerance reduces installation issues
• Interference fit primary ring eliminates face distortions
• 150 psi pressure rating with 1750 RPM speed capability
• Wide temperature range: -30°F to +300°F operation
• Inside Diameter: 0.625", Outside Diameter: 1.024", Width: 0.718"
• Suitable for small centrifugal pumps in pool, spa, well water, and HVAC systems
• Not recommended for ozonator, bromine, or chlorine generator applications