Accessories
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 options are available.
Injector – An injector is provided with the pump for injecting into piping and vessels. It can also be used to prevent siphoning when pumping downhill. Injector options are available.
Tubing (Suction and Discharge) – 1/2” Braided Tube can be provided with the pump for use with 1/2” Hose Barb connections. 1/2” Braided Tube is available as an option. Part number 90008-437, sold by the foot.
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 M4 Pump complete spare parts list is located in the Instruction Manual. Recommended spare parts are listed below:
| M4 (Legacy) Pump Head Components | |||
| ITEM NO. | PART NUMBER | DESCRIPTION | QTY |
| 1 | 90011-217 | Spacer | 2 |
| 2 | Roller Assy for NL, NP tubes | A4-MNL-R | 1 |
| 2 | Roller Assy for TH, TK, TKK, THH tubes | A4-MTH-R | 1 |
| 2 | Roller for NH, NK, NHH, NHL, NHHL tubes | A4-MNH-R | 1 |
| 2 | Roller for NKL, NKKL tubes | A4-MNKL-R | 1 |
| 2 | Roller for GH, GK, GKK tubes | A4-MGH-R | 1 |
| 3 | Tube | (See below Tube Matrix) | 1 |
| 4 | A4-SXX-C | Pump Head Cover, Polycarbonate | 1 |
| 5 | 90011-183 | Thumb Screw with 9/64” key drive (maximum torque 6-8 in-lbs) | 8 |
| 6 | 90007-128 | Shaft Extension | 1 |
The M4 (Legacy) Roller assembly parts can be ordered individually. This is beneficial when only replacing one roller, or when changing to a new tube style which requires different pinch rollers.
| M4 (Legacy) Roller Assembly Parts | |||
| ITEM NO. | PART NUMBER | DESCRIPTION | QTY |
| 1 | 76010-042 | A4 Rotor Body | 1 |
| 2 | 76002-038 | Spider Ring | 1 |
| 3 | 90011-267 | Captive Screw | 2 |
| 71010-799 | A4 Rotor Assy (1, 2, and 3) | 1 | |
| 4 | 71010-771 | Arm Roller Guide Assy | 2 |
| 5 | 71010-766 | Arm Roller (pinch) NL/NP | 2 |
| 5 | 71010-767 | Arm Roller (pinch) TH / TK / TKL / THH | 2 |
| 5 | 71010-768 | Arm Roller (pinch) NH / NK / NHH / NHL / NHHL | 2 |
| 5 | 71010-769 | Arm Roller (pinch) NKL / NKKL | 2 |
| 5 | 71010-770 | Arm Roller (pinch) GH / GHH / GK / GKK | 2 |
