Perlick Neoprene Beer Washer - Replacement Gasket for Lever Couplers and KeyKeg Connectors

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Perlick Neoprene Beer Washer - Replacement Gasket for Lever Couplers and KeyKeg Connectors

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  • Genuine Perlick Compatibility: This neoprene beer washer is the exact replacement part for Perlick lever couplers, ensuring a factory-standard seal.
  • KeyKeg System Essential: Purpose-built to fit KeyKeg lever connectors, stopping leaks at the liquid-out port and maintaining perfect carbonation.
  • Leak-Proof Neoprene Construction: Manufactured from heavy-duty neoprene, this gasket offers better resilience and longevity than standard white vinyl washers.
  • High-Pressure Seal Integrity: Specifically designed to handle the high-pressure demands of commercial draught beer systems without slipping or deforming.
  • Universal 5/8" Fitment: Sized perfectly for standard beer nuts and tailpieces, making it a versatile draught system repair part for any bar or brewery.

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This high-grade neoprene beer washer is the essential replacement seal for the liquid-out connection on Perlick® lever-style couplers and KeyKeg adapters. Designed to sit between the coupler’s top threads and the hose tailpiece, this washer creates a pressure-tight, leak-proof seal that prevents beer from escaping and air from entering the line. Specifically engineered for the unique tolerances of Perlick and KeyKeg hardware, this neoprene gasket provides superior "seal memory" and resistance to the compression and expansion cycles typical in high-volume draught systems.

  • Material: Food-Grade Neoprene (Chloroprene Rubber)
  • Compatibility: Perlick Lever Couplers and KeyKeg Lever-Style Connectors
  • Function: Liquid-out tailpiece seal / Beer nut gasket
  • Durability: Resistant to swelling, beer stone, and standard alkaline line cleaners
  • Design: Precision-cut for a snug fit in 5/8" - 14 BSPP (Standard Beer Thread) connections
  • Application: Direct-draw systems, kegerators, and commercial long-draw trunk lines
Technician's Note: While a standard vinyl washer might fit, these neoprene washers are preferred for Perlick and KeyKeg couplers because they are slightly more "forgiving" under lower torque. If you notice foam at the very top of your coupler (at the nut connection), it is almost always a flattened or dried-out washer. We recommend replacing these every time you deep-clean the lines or swap out a jumper hose to ensure a 100% airtight seal, which is critical for preventing oxidation in your beer.

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