FLEXIBLE COUPLING; MACHINE: HYDRAULIC PUMP; FLEXIBLE COUPLING USED FOR REPAIR OF MOTOR AND PUMP OF HYDRAULIC UNIT. ASSEMBLY OF WORKSHOP SHELVES AND ROLLERS. MANUFACTURER: LDI INDUSTRIES, PART NUMBER: 18053, MODEL NUMBER: AL150, BORE: 1 7/8", KEYWAY: 1/2 X 1/4 MODEL: AL150