Cast iron pump outlet body and handle (except 1293) provide durability and longevity Metered models have air expeller built into pump tube (prevents air from registering on meter) Large replaceable...

Features a patented "unbalanced" air valve design that avoids stall-out, even under low air inlet pressures Utilize bolted fasteners for leak-tight integrity

Features a patented "unbalanced" air valve design that avoids stall-out, even under low air inlet pressures Utilize bolted fasteners for leak-tight integrity

Features a patented "unbalanced" air valve design that avoids stall-out, even under low air inlet pressures Utilize bolted fasteners for leak-tight integrity

Features a patented "unbalanced" air valve design that avoids stall-out, even under low air inlet pressures Utilize bolted fasteners for leak-tight integrity

Features a patented "unbalanced" air valve design that avoids stall-out, even under low air inlet pressures Utilize bolted fasteners for leak-tight integrity

Features a patented "unbalanced" air valve design that avoids stall-out, even under low air inlet pressures Utilize bolted fasteners for leak-tight integrity

Lubrication package features a high flow pump and all components needed to service equipment

Lubrication package features a high flow pump and all components needed to service equipment

Features a patented "unbalanced" air valve design that avoids stall-out, even under low air inlet pressures Utilize bolted fasteners for leak-tight integrity

Features a patented "unbalanced" air valve design that avoids stall-out, even under low air inlet pressures Utilize bolted fasteners for leak-tight integrity

Ingersoll-Rand: Diaphragm Pumps, 1 in (NPTF) Outlet, Aluminum - Nitrile Description:Features a patented "unbalanced" air valve design that avoids stall-out, even under low air inlet pressures