Prolube Air Operated Double Diaphragm Pump, Aluminum Casing and Hytrel Diaphragm 44745 Lubrigun Chassis 29822 1 Repair Part for Right High Pressure 29822 1 Repair Part for Right Angle Gear Drive 9815 (Not Sold Individually) 7821D Dowel Pin (Not Sold Individually) 7821S External Retaining Ring 3 4 OD (Not Sold Individually) 7825 Roller Coupler part of 7821 7826 Gear Shaft (Not Sold Individually) Product # Description Coupling Specification Hose ID 317811 100* Hose LP 1 2" x 1 2"(m) 1 2" 317813 1 Hose MP 1 2" x 1 2"(m) 1 2" 317813 100 Hose MP 1 2" x 1 2"(m) 1 2" 317813 80 Hose MP 1 2" x 1 2"(m) 1 2" 317860 1 Hose MP 1 4" x 1 4" (m) 1 4" x 12" (30 cm) 317882 2 Hose MP 3 8" x 3 8" (m) 3 8" 317898 5 Hose suction 3 4" (m) x 1" (m) 3 4" oil and gas and in marine applications automotive