CONTROL UNIT D303 D403 753 406301005P 37 Brand TISCO Make Type Interchange 217HY0808SP90 37 Brand TISCO Make Type Model John Deere Combine 6620 John Deere Combine 7700 John Deere Combine 7720 John Deere Tractor 4050 John Deere Tractor 4235 John Deere Tractor 4240 John Deere Tractor 4250 John Deere Tractor 4430 John Deere Tractor 4440 John Deere Tractor 4450 John Deere Tractor 4630 John Deere Tractor 4640 John Deere Tractor 4650 John Deere Tractor 4730 John Deere Tractor 4840 John Deere Tractor 4930 John Deere Tractor 6600 John Deere Tractor 7020 John Deere Tractor 8430 John Deere Tractor 8440 John Deere Tractor 8450 is alcohol and impact resistant for mounting on pump models 9910 D303 and 9910 D403 6 LPM) and pressures up to 580 PSI (40 bar)