O-Ring, 42.5 X 3 mm - Buna, Part# 2120077

This Buna O-ring, designed for use with Edwards vacuum pump models in the EH Booster, QMB Blower, and E1/E2M families, Which includes pump models QMB250, EH250, QMB500, EH500, E2M2, E2M5, E2M8, E2M12, E2M0.7, E2M1, E2M1.5. It is a critical sealing component that ensures an airtight and chemically resistant seal. Its use is paramount for preventing leaks and maintaining the integrity and efficiency of vacuum pumps in various industrial, research, and medical applications. This Buna O-ring is designed to resist swelling, degradation, and compression set, even when exposed to aggressive chemicals and elevated temperatures. More information about this can be found by downloading pdf catalogue and documents below O-ring - Buna, Part# 2120077.