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Bill of Materials

 
Qty Part Specific Use Recommended Purchase
Frame
70 5/16" Flat Washer 8 per corner, 4 used for threaded cross bar that attaches to z axis bars, 8 to attach y axis smooth rods, 4 for 608 bearings, 4 to mount motor
64 5/16" Hex Nut 8 per corner, 4 used for threaded cross bar that attaches to z axis bars, 8 to attach y axis smooth rods, 7 to attach motor and pulleys
1 Prusa Y Motor Bracket Attaches y-axis motor to frame, lower front
6 Prusa Bar Clamp Attaches lower middle rod to bottom left and right frame rods, Attaches y-axis smooth rods to frame, 2 upper front, 2 upper back
4 Prusa Frame Vertex with Foot Bottom connectors and feet for the Prusa frame, 1 in each lower corner
2 Prusa Frame Vertex Top connectors for Prusa frame, 1 top left, 1 top right
2 608 Bearing Idler for the y-axis belt, 1 front, 1 rear
6 5/16" x 14.5" length Threaded Rod Forms side triangles of the Prusa frame, 3 per side
4 5/16" x 11.5" length Threaded Rod Connects side frame triangles, 2 bottom front, 2 bottom back
3 5/16" x 17" length Threaded Rod Connects side frame triangles with extra length to attach z-axis, 2 top, 1 bottom middle
4 5/16" x 1.25" Fender Washer 1.25" diameter is needed so that the print bed can clear over the frame. Larger diameters can be used on the x idler
3 5/16" Hex Nylock Nut Used to secure the fender washers against the 608 bearing while allowing them to spin
Wade's Extruder
5 5/16" Flat Washer Used to align groove in hobbed bolt with filament hole in Wade's Body, usually 4 front and 1 back. You can also use M8 flat washers.
1 M3 Hex Nut 1 for gear
4 M3 Flat Washer 4 used to mount motor
10 M4 Flat Washer 8 Used to attach springs to idler mount, 2 to attach extruder to x carriage
6 M4 Wing Nut Attaches to M4 x 50mm bolts, adjusts tension of springs for the Wade's idler, 2 to attach extruder to x carriage
4 M3 x 10mm Machine Screw Used to attach motor
4 M4 x 50mm Tap Bolt Attaches Wade's Extruder Body to Wade's Extruder Idler
1 M3 x 8mm Set Screw Attaches Wade's Small Gear to Motor
3 608 Bearing 1 bearing acts as idler pushing filament into groove on hobbed bolt, 2 allow hobbed bolt to spin
1 NEMA-17 Bipolar Stepper Motor Power filament extrusion
4 M4 Spring Slides over M4 x 50mm bolts, tensions the Wade's Idler. .24"OD, .024 wire diameter, .5" length
1 Wade's Geared Extruder Body Main body of the Wade's Extruder
1 M8 x 60mm Hobbed Bolt Groove in hobbed bolt drives filament extrusion
1 M8 x 20mm Smooth Rod Idler stud for mounting 608 bearing. You can also use a threaded rod
1 Wade's Geared Extruder Idler Mounts idler bearing to tension filament
1 Wade's Extruder Big Gear Attaches to, and spins, hobbed bolt
1 Wade's Extruder Small Gear Attaches to motor and turns Wade's Big Gear
1 M8 Hex NyLock Nut Keeps hobbed bolt nut from vibrating loose
2 M4 30mm bolt Used to attach extruder to x carriage
X-axis
2 5/16" Flat Washer Used around 608 bearings
3 5/16" Hex Nut Secures x end motor mount and x end idler to z-axis threaded rods
2 M2 Hex Nut Secures Mechanical Endstop to Endstop Holder
23 M3 Hex Nut 4 to attach belt to x carriage, 8 to attach x carriage to bushings, 1 for pulley gear, 1 for endstop
21 M3 Flat Washer 4 to attach belt to x carriage, 8 to attach x carriage to bushings, 1 for endstop
2 M2 x 20mm Machine Screw Secures Mechanical Endstop to Endstop Holder
11 M3 x 10mm Machine Screw 8 used to attach x carriage to bushings, 3 to attach motor
4 M3 x 20mm Machine Screw Used to attach belt to x carriage
2 M3 x 8mm Set Screw Secures x-axis pulley to motor
1 Prusa Endstop Holder Mounts x-axis endstop to smooth rod
1 Prusa X Carriage Mount for Wade's Extruder and Hotend, glides on x-axis smooth rods for movement
2 Prusa Belt Clamp Attaches x-axis drive belt to x carriage
1 Prusa Pulley Attaches to x-axis motor, drives x-axis belt
8 Prusa PLA Bushing Attaches x carriage to x-axis smooth rods
1 608 Bearing Idler bearing for x-axis belt
1 M5 x 900mm T5 Timing Belt Drive belt for x-axis movement. Length 88mm (35")
1 NEMA-17 Bipolar Stepper Motor Powers x-axis movement via drive belt
1 Mechanical Endstop Detects minimum position of x carriage
1 5/16" x 2" length Threaded Rod Attaches idler bearing and hardware to x end idler
2 5/16" x 16.5" length Smooth Rod X-axis smooth rod, attaches between x end idler and x end motor mount
2 5/16" x 1.25" Fender Washer Larger OD can bed used on this Fender washer
1 X End Idler Idler for x-axis drive belt, attaches x-axis smooth rods to z-axis rods
1 X End Motor Mount Mount for x-axis motor, attaches x-axis smooth rods to z-axis rods
8 M3 12mm bolts Used to attach Boltable Bushings to X End Idler and X End Motor Mount
2 5/16" Hex Nylock Nut Used to securely attach idler bearing to the X End Idler
2 X End Clamp
Z-axis
14 5/16" Flat Washer 8 to attach motor mounts, 4 to attach z axis smooth rods, 2 for Filament Guide
10 5/16" Hex Nut To attach motor mounts, 2 for Filament Guide
2 M2 Hex Nut Secures Mechanical Endstop to Endstop Holder
5 M3 Hex Nut 4 to attach motor couplers, 2 to tighten motor couplers, 1 for endstop, 4 to attach clamp to z axis smooth rod
9 M3 Flat Washer 4 to attach clamp to z axis smooth rod, 1 for endstop, 4 to attach motor couplers, 8 to attach motors
2 M2 x 20mm Machine Screw Secures Mechanical Endstop to Endstop Holder
8 M3 x 10mm Machine Screw 8 to attach motors, 2 to tighten on couplers
1 M3 x 20mm Machine Screw 4 to attach motor couplers, 1 for endstop
4 M3 x 25mm Tap Bolt To attach clamp to z axis smooth rod to motor moutn
1 Prusa Endstop Holder Mounts z-axis endstop to smooth rod
2 Prusa Z Motor Mount Mounts z-axis motors to frame, 1 top left, 1 top right
2 Prusa Bar Clamp Attaches z-axis smooth rods to frame lower middle threaded rod
2 Prusa Rod Clamp Attaches z-axis smooth rods to z motor mounts
2 NEMA-17 Bipolar Stepper Motor Powers z-axis movement via drive rods
1 Mechanical Endstop Detects minimum position of z-axis, used to position hotend above print bed
2 5/16" x 9" length Threaded Rod Drive rods for z-axis movement
2 5/16" x 14" length Smooth Rod Allows x end idler and x end motor mount to slide along z-axis
2 Metal Coupling Attaches z-axis motors to z-axis threaded drive rods
1 Filament Guide Attaches to one side of the Z Motor Mounts so that filament can be guided into the extruder
Y-axis
2 M2 Hex Nut Secures Mechanical Endstop to Endstop Holder
8 M3 Hex Nut 6 to attach print bed to bushings, 8 to attach heated bed and springs to bed, 1 for belt pulley, 6 to attach print bed to bushings
14 M3 Flat Washer 3 to mount motor, 6 to attach print bed to bushings, 4 to attach belt to bed, 1 for endstop, 12 to attach heated bed & springs to bed
2 M2 x 20mm Machine Screw Secures Mechanical Endstop to Endstop Holder
9 M3 x 10mm Machine Screw Three to attach motor, 6 to attach bushings to print bed
4 M3 x 25mm Machine Screw To attach belt to aluminum sheet for print bed
2 M3 x 8mm Set Screw Secures y-axis pulley to motor
1 Prusa Endstop Holder Mounts y-axis endstop to smooth rod
2 Prusa Belt Clamp Attaches y-axis drive belt to print bed
1 Prusa Pulley Attaches to y-axis motor, drives y-axis belt
3 Prusa PLA Bushing Attaches print bed to y-axis smooth rods, allows for bed movement
1 M4 250mm x 250mm Print Bed Moving y-axis print surface, attachment point for belt ends
1 M5 x 840mm T5 Timing Belt Drive belt for y-axis movement. Length 90mm (36")
1 NEMA-17 Bipolar Stepper Motor Powers y-axis movement via drive belt
1 Mechanical Endstop Detects minimum position of print bed
2 Belt Standoff Used in conjunction with the Belt Clamp to ensure a good tight clamp on the timing belt
2 5/16" x 18" length Smooth Rod Y-axis glides on these rods. These are longer than the standard Prusa Mendel so that you can attach the Y axis endstop on the outside of the frame.
Electronics
2 M3 Hex Nut Used to attach electronics mount to threaded rod
2 M3 Flat Washer Used to attach electronics mount to threaded rod
5 M3 x 20mm Machine Screw 2 used to attach electronics mounted to threaded rod, 3 used to clamp ramps and arduino
1 Arduino Mega 2560 R3 Brains of the Prusa, Marlin firmware recommended
1 Ramps All-in-one reprap arduino shield to connect motors, heated elements and sensors
1 RAMPs Mounting Bracket Attaches Arduino and RAMPs to the Prusa frame
4 Pololu RAMPs Stepper Driver Stepper motor driver, attaches to RAMPs board
1 12vDC 25A 300W Power Supply
Heated Bed
4 M3 Hex Nut This nut is there to hold the springs in place.
12 M3 Flat Washer Attaches heated bed to print bed
4 M3 x 40mm Machine Screw Attaches heated bed to print bed
1 Prusa Heated Bed Heated print surface to improve adhesion and prevent warping
4 M4 Spring Mounts on M3 x 40mm screws to level heated bed above print bed. .18" OD
4 M3 Nyloc Nut Attaches heated bed to print bed. It will lock so that the screw will not loosen over time
1 Heat Bed Cover Borosilicate glass is rated for higher temperatures than normal sheet glass making it a better material for use as a heated bed.
4 3/4" Small Binder clips Used to hold Glass Heat Bed Cover on heated print bed
Hot end
1 J-Head Mk IV-B Hot End Heats filament, extrudes filament through nozzle onto heated bed

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