Series 20 Grease Bare Pumps, 50:1, 400 lb

Lightweight, corrosion-resistant zinc head casting design incorporates uniform wall thickness and an integral patented muffler which keeps noise level below OSHA standards150 psi pre-lubricated air motor requires no external oilierPneumatically assisted mechanical air valve assures positive trippingSpringless sir motor construction prevents premature pump failure due to spring fatiguePrecision-machined, hardened steel slide valve for longer lifeOne piece pump outlet body withstands constant high lubricant pressuresNitride steel plunger and bushings resist abrasion and prolong pump lifeAll pumps are 100% electronically tested to assure quality performanceShovel-type foot valve adds mechanical priming to normal suctionQuantity 1EASpecificationsConstruction=ZincDrum Size=400 lbFlow [Nom]=80 cu. in./minInlet Size=1/4 in NPT(F)Length [Nom]=33 15/16 inOperating Pressure [Nom]=150 psiOperation : Ratio=50:1Outlet Size=1/4 in NPT(F)Power Source=Compressed AirType=Grease Pump OnlyWt.=17 lb