Restore your pool or spa pump's watertight integrity with the Swimables SW-21-101 Pump Seal Assembly, a precision-manufactured drop-in substitute for the industry-standard PS-1000 shaft seal. Built around a 5/8" shaft dimension, this assembly combines a ceramic mating ring with Buna elastomer secondary seals and stainless steel internal components to form a robust barrier between the pump's wet end and motor. Whether your system runs on chlorine, ozone, or saltwater, this seal assembly delivers consistent, leak-free protection that guards sensitive motor components from water damage and keeps your pump running at full efficiency.

Key Benefits

• PS-1000 Direct Substitute: Precisely matches the 5/8" shaft dimensions and mounting configuration of the standard PS-1000 seal for effortless, drop-in compatibility.
• Ceramic & Buna Seal Technology: Pairs a hardened ceramic mating ring with Buna elastomer gaskets for exceptional sealing strength and chemical resistance over time.
• Stainless Steel Internal Components: Features corrosion-proof stainless steel springs and hardware that hold alignment and maintain spring tension under continuous operation.
• Guards Motors Against Water Intrusion: Establishes a dependable waterproof barrier at the wet-end-to-motor junction, shielding electrical parts from moisture damage.
• Straightforward Maintenance Swap: Drops directly into existing seal plates with minimal disassembly required, making it perfect for fast turnaround on service jobs.

Specifications

• Brand: Swimables
• Part Number: SW-21-101

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SW-21-101
sw-21-101 swimables 5/8" pump seal