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BearingsStainless Ball Bearing 5x13x4 1Need to be stainless or ceramic, any other type will rust very quickly.
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Stainless Ball Bearing 5x19x61
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SealsFPM / FKM (just different names) Rotary Shaft Oil Seal 5x15x62The FPM / FKM type is necessary. Other types could melt on the shaft because of high RPM.
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Soft O-ring 40x2x36 (not necessary)
2Should not exceed 60 ShA hardness. Optional part
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CouplerShaft Coupler 5mm to 5mm, max OD=18mm1Should preferably be flexible, but outer diameter bigger than 18mm will not fit.
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FastenersM3x6 Flat Head Screw Stainless4All screws and nuts need to be stainless steel A2 (304) or A4 (316) to not rust.
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M2x10 Cap Head Screw Stainless2
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M3x6 Cap Head Screw Stainless3
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M3x10 Cap Head Screw Stainless7
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M3x25 Cap Head Screw Stainless2
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M3x30 Cap Head Screw Stainless4
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M3x45 Cap Head Screw Stainless4
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M5x20 Grub Screw Stainless1
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M3 Washer Stainless4
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M5 Washer Stainless1
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M5 Locking Nut Stainless1
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M3x5,7 (lentgh) x4,6 (OD) Threaded Heat Insert Brass14The inserts I used start with 3,9mm OD, and then continue with 4,6mm OD in the widest section. Any similar size will work.
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Self FDM 3D Printed PartsHousing1The best material you can use is carbon fiber polycarbonate. You can also print all parts in PLA or other materials and they will work just fine, only being less durable. Total filament weight is under 200g.
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Bearing Cap1
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First Stage1
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Second Stage1
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Motor Mount1
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Nozzle1
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Servo Coupler1
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Steering Crank1
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Metal 3D Printed PartsImpeller1Recommended to buy from PCBway, 3D printed in SLM Aluminum
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Laser CuttingGrate1Laser cut from 2mm stainless steel. You can also just 3D print it, but durability might not be sufficient.
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Ride Plate1Either buy it laser cut from 2mm aluminum, or cut it at home from 40x2mm aluminum profile
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Handmade PartsDriveshaft1Manufactured from 5mm stainless steel shaft, total length you need = 260mm
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Steering Shaft1
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Motor Mount Pin2Manufactured from 3mm stainless steel shaft, total length you need = 105mm
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Steering Pin1
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Watercooling Tube2Manufactured from 4mm OD 3mm ID brass pipe, total length you need = 55mm
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OtherSillicone pipe for watercooling1ID around 3mm.
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