82653 | Centro-Matic Air-Operated (Single Stroke) Bare Grease Pump

Pump uses air for forward and return stroke but dispenses lubricant on forward stroke only. Return stroke vents lubricant pressure through included check/vent valve. Translucent reservoir has spring-loaded follower. Refill through included filler fitting using Model 81834 or other manual pump equipped with Model 645006 coupler. Lubricant / Air Ratio: 31:1 Max. Output: 1.4 cu. in. Reservoir Capacity: 4 lb. / 120 cu. in. Reservoir Temp Range: 0 F to 150 F Air Inlet: 1/4" NPTF (F) Lube Outlet: 1/4" NPTF (F) Lubricant Oper. Pressure (Min. / Max.): 1200 psig / 3500 psig Dimensions (HxWxL): 18 1/2" x 5 3/4" x 21" Air Valve Required: 4-way Note:  Air consumption @ 100 psi is 0.15 CFM per stroke.   Timer Specifications Cycle Time (Min./Max.): 20 sec. / 24 hr. On Time (Min./Max.): 10 sec. / 1 min. Power Requirements: 120 VAC, 60 hz Ambient Oper. Temp. Range: 10 F to +150 F     Product image is for representation only.