Why the Seiken Rubber Cup is a Lab Essential You Didn’t Know You Needed

Prevents brake fluid from leaking out and keeps moisture and air from entering the system. 2. Common Part Numbers & Identification

A is a precision-engineered sealing component primarily used in hydraulic brake and clutch systems. Produced by Seiken Chemical Industry Co., Ltd. , these cups maintain the hydraulic pressure necessary for effective braking and clutch operation. 1. Core Function

By creating a tight seal against the cylinder bore, they prevent brake fluid from leaking past the pistons.

Seiken rubber cups are high-precision automotive seals essential for maintaining hydraulic pressure within a vehicle's braking and clutch systems. Primarily manufactured by the Japanese brand , these components are designed to prevent fluid leaks and ensure safe, responsive stopping power in both disc and drum brake assemblies. Core Functions in Hydraulic Systems

Typically found in standard passenger vehicle wheel cylinder kits. 3. Material Types Seiken Rubber Cup(999+) - Alibaba.com

These cups separate brake fluid from external air, preventing moisture and contaminants from entering the system, which could otherwise lead to corrosion or brake failure. Material Composition and Durability