Flygt 3140 Series Upper & Lower Mechanical Seal Set - 28mm Shaft Direct-Fit Replacement

Rebuilding a Flygt 3140-series submersible pump? This complete upper and lower mechanical seal set restores both seal positions in one service - the repair that protects the motor from the wet end.

This Beaver Island Parts Company replacement seal set fits Flygt 3140-series pumps with 28mm shafts.

What You Get: One (1) upper seal (Ca/TC/B) and one (1) lower seal (TC/TC/V), replacing the factory seal positions. Matching O-ring kit () available separately - contact us.

Installation Note: Submersible seal replacement requires wet-end disassembly per the Flygt service manual. Never lubricate or touch the polished seal faces - install them clean and dry.

Handling: This item is prepared to order - please allow up to 28 business days before shipment.

We are an American family-owned and operated small business committed to providing high-quality replacement parts and honest, accurate fitment information.

Note: Beaver Island Parts Company is not affiliated with Flygt or Xylem. All brand names, model numbers, and part numbers referenced in this listing are used solely to confirm compatibility and are the trademarks of their respective owners.