General Pump EZ4035E, 4000 PSI 3.5 GPM Electric Flanged Pressure Washer Pump by | Jul 26, 2026Our General Pump EZ4035E Electric Flanged Pressure Washer Pump has a 1 1/8″ Hollow Shaft for use with direct drive pressure washers. General Pump Model: EZ4035E. Flanged for direct couple to Electric Motors (NEMA 184TC).