99 (C) Cylinder Bore Dia

90° Elbow

Unit is supplied with unique probe/discharge nozzle retainer/drip catch system

Majority of parts are common with other series 20

American Lube Equipment 5:1 Oil Pump with 3" ARO Thunder Air Motor for 275-Gallon Tank LM-2305A-51B 1/8 Inch NPT (PTF extra short) 99 (C) Cylinder Bore DiaRELIABLE DESIGNThunder pumps feature a patented, ice free air motor contained in a rugged housing that is designed to withstand the harshest working environments. ARO is so confident in this design that it is backed by a 5 year warranty. LUBE FREE AIR MOTORThe air valves and the piston are pre lubricated. Thunder pumps do not require an air line lubricator. NO MECHANICAL ASSISTThunder's patented valve design uses no trip rods, push pins, or springs.