Ralston Instruments 22988P

Description

• Portable, hand operated pump easily generates 300 psi (20 bar) without electricity or compressed air.
• Light, compact pump can be easily transported to remote locations.
• Fine adjustment piston allows the user to achieve an exact pressure for cardinal point pressure calibrations.
• Precisely vent pressure with soft seated bleed valve
• Quick-disconnect gauge adapter allows changing test gauges without using a wrench.
• Low volume Quick-test hose, gauge adapter and process connection can be attached to pump without thread sealant or a wrench
• Rugged, all metal construction improves temperature and pressure stability
• Made in U.S.A.