Accessories
Foot Valve/Strainer – To improve priming and minimize debris entering the pump, it is recommended that a strainer be used with the system. Foot valve and strainer come with the MD3 pump.
Injector – An injector can be provided with the pump for injecting into piping and vessels. It can also be used to prevent siphoning when pumping downhill. Injector are ordered separately.
Tubing (Suction and Discharge) – (Ordered separately) 1/2” ID Reinforced Tubing can be provided with the MD3 pump.
Wall Mount Bracket (Shelf) – Blue-White offers a sturdy polyethylene Wall Mount Bracket for easy mounting on a shelf.
Tanks – Blue-White has a variety of tank systems and cylindrical tanks available.
Additional piping accessories– Blue-White can provide additional items for your system including pressure gauges, pressure switches, pressure relief valves, calibration columns, back-pressure valves, pulsation dampeners, and strainers.
Complete Skids – Blue-White manufactures complete skids systems for ease in installation and set-up. Visit our skid page for options.
Spare Parts
The MD3 Pump complete spare parts list is located in the Instruction Manual. Recommended spare parts are list below:
| ITEM NO. | PART NUMBER | DESCRIPTION | QTY |
| 1 | 91001-301 | Nut Union, MD3 | 2 |
| 2 | 91001-295 | .50” Barb Adapter, Straight | 2 |
| 2 | 91001-296 | .50” Barb Adapter, Elbow | 2 |
| 2 | 91001-288 | .50” M/NPT Adapter, Straight | 2 |
| 2 | 91001-287 | .50” M/NPT Adapter, Elbow | 2 |
| 3 | 90003-577 | O-ring 2-119 (Aflas) | 6 |
| 3 | 90003-627 | O-ring 2-119 (EP) | 6 |
| 4 | 70001-504 | Manifold, PVDF, Aflas | 2 |
| 4 | 70001-505 | Manifold, PVDF, EP | 2 |
| 6 | 90002-350 | Drive Head Insert | 2 |
| 7 | 72000-583 | Kit Diaphragm, DiaFlex | 2 |
| 7 | 72000-601 | Kit Diaphragm, Flex-A-Prene | 2 |
| 8 | 70001-500 | Cartridge Valve Kit (Aflas) | 4 |
| 8 | 70001-501 | Cartridge Valve Kit (EP) | 4 |
| 9 | 90002-272 | Pump Head | 2 |
| 10 | 70004-541 | Pump Head Face Plate | 2 |
| 11 | 90011-094 | Washer #10 | 16 |
| 13 | 90003-141 | O-ring 2-018 (Aflas) | 4 |
| 13 | 90003-610 | O-ring (EP) | 4 |
| 14 | 90002-353 | Adapter | 4 |
| 15 | 90008-651 | Mounting Bracket | 2 |
| 16 | 90011-063 | Screw 8-32 x .37 RD PH | 16 |
| 17 | 20000-226 | Kit – 8 Ball check cartridges, Aflas | 1 |
| 17 | 20000-227 | Kit – 8 Ball check cartridges, EP | 1 |
