Wash Plunger Seal Compatible with Waters HPLC – Replaces WAT271018 / WAT270160
This Wash Plunger Seal is a high-quality compatible replacement for Waters® OEM part numbers WAT271018 and WAT270160, designed to maintain optimal sealing and solvent flushing in Waters Alliance series HPLC systems.
Constructed from UHMWPE with a corrosion-resistant 316 stainless steel spring, this seal helps prevent carryover, prolongs injector life, and supports stable pump performance.
Key Features
Direct Replacement for OEM P/N WAT271018 / WAT270160
Delivers OEM-level performance and durability at a competitive price.
System Compatibility
Fully compatible with the following Waters® HPLC models:
- 2690, 2690D,2695, 2695D,2790, 2795, 2796
- Alliance® Series
High-Purity Material Construction
UHMWPE (Ultra High Molecular Weight Polyethylene): Excellent chemical resistance and low friction
316 SS Spring: Maintains stable radial pressure under repeated cycles
Precision Fit & Easy Installation
Designed for seamless drop-in replacement with no system modifications required. Meets OEM dimensional tolerances.
