Pneumatic Vacuum Hand Pumps (Scissor handle) VPGV (-23" Hg/ -585 mm Hg)

An outstandingsolution for performaning vacuum calibration in the laboratory or in the field where the pressure reference is attached to the pump with integral test gauge adapter.

Features:

• Easily generate -23" Hg (-585 mm Hg) vacuum without electricity or compressed air
• Fine adjustment piston allows user to control vacuum precisely
• Modular construction allows for easy field maintenance
• Low volume Quick-test hose, gauge adapter and process connection can be attached to pump without thread sealent or a wrench
• Rugged, all metal construction reduces pressure changes due to temperature fluctuations
• Made in U.S.A.