Bill of materials for The Liberator II

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Item
Weight (lb)
Cost ($)
Main Frame
Drawer table, 12x24x3/8' steel plate 30 28
Basic hopper, 1/2”x12” plate, 7'2” 130 101
Stops, 3”x1” flats, 16” long – 4 pieces 53 40
U-channel, 6” wide by 1/2” thick - 16' 213 151
1/2”x2.5” flat, 32” 11 8
Arms, 4”x4”x1/4”, 10' long 133 82
Bolts for attaching arms with 2 washers and nut – 1/2”x5.5” - 8 pieces 3 3
Legs and leg supports – 2”x2”x1/4” - 5' long – 6 pieces 200 93
Bolts for leg supports – 3/4”x7” 4 5
Leg sleeves -2.5”x5”x3/16” tubes – 4 pieces 6 7
Leg sleeve bolts with nuts – 3/4”x2” - 4 pieces 2 4
FRAME SUBTOTAL 785 522
Soil Loader Drawer
1x7x12” slab, 2 pieces 47 42
1/2x10” slab, 26” 43 30
1/4x6x6” square tube, 18” 30 22
1” sch. 40 pipe, 30” 4 5
1/2x12” plate, 51” 85 60
DRAWER SUBTOTAL 209 159
Soil Loader Motion Guides
6x12x1/2” flat – 4 pieces 40 27
3/4” ID bearings – 12 pieces 2 48
2x2x3/16” sqaure tube, 3” long – 4 pieces 5 4
3/4x4” bolt – 8 pieces 5 8
3/4x3.5” bolt – 4 pieces 2 4
3/4” nuts - 12 pieces 1 4
3/4” washers – 24 pieces 1 5
MOTION GUIDES SUBTOTAL 56 100
Main Cylinder Guides
2x2x1/4” angle, 32” 9 6
1/2x2” bolts and nuts – 6 pieces, plus 8 washers 1 2
5/8x4” bots and nuts – 2 pieces 1 2
2x3” u-channel, 6” long 2 1
3/4” sch. 40 pipe – 2” long .2 1
CYLINDER GUIDES SUBTOTAL 13 12
Hydraulic Cylinders
5x8x2.5” main hydraulic cylinder with quick couplers 66 432
1.5x14x1” soil loader hydraulic cylinder with quick couplers 12 127
Mounting ears, 1/2x2.5x2.5”, and 1/4x2x2”, pins, and pin clips 3 4
Needle valve with quick couplers 2 49
1/2”x10' hydraulic hose – 4 pieces 24 88
4 quick coupler pairs 6 68
3-spool, 25 GPM valve with fittings and quick couplers 48 345
CYLINDERS SUBTOTAL 161 1113
Large Hopper
2x2x1/4” steel grate support, 12' 79 37
1/2x5” bolts – 4 pieces 1 2
2x2x1/4” hopper extenders, 45” long – 6 pieces 150 70
1/2x3” bolts with nut and washers for extenders – 6 pieces 1 4
1/8x2x2” connecting angles, 6” long – 12 pieces 10 9
24 bolt stubs 1 5
Hopper sheet metal, 11 gauge, 5'x10' 200 111
HOPPER SUBTOTAL 442 238
Hopper Grate
4'x6' expanded mesh screen – 3/4” 50 64
Grate frame metal, 1x3”, 11 gauge, 34' long 112 61
2x2x1/4” angle incline supports, 4' 13 8
Tilt support reinforcements, 1/4x3x3” flats – 4 pieces 3 2
1/2x3” bolts with nuts and washers – 4 pieces 1 1
GRATE SUBTOTAL 179 136
Grate Shaker
1/4” quick coupler pair 1 13
1/2” quick coupler pair – 2 pieces 3 17
1/2”x10' hydraulic hose – 2 pieces 12 44
1.93 cubic inch hydraulic motor 7 250
Motor quick coupler fittings 2 36
1/4x3x5” angle, 6” long 3 2
5/8” to 1” shaft coupler 2 40
1” shaft, 8” long 2 5
1x2x6” shaker element3 3 3
5/16x6 flat, 9” long 8 4
1” pollow block bearings 6 44
4 bolts with nylon locknuts and washers, 3/8x2” 0.4 2
1/2x2” bolt with lock nut, lock washer, and washers – 2 pieces 0.5 1
1/2x2.5” bolt with lock nut, and washers – 2 pieces 0.5 1
SHAKER SUBTOTAL 50 465
Consumables and Other Costs
.035” welding wire, 1 spool 20 20
Oxygen (1 bottle, 50 lb) and acetylene (¼ bottle) – oxyacetylene cutting 35
Carbon dioxide welding shielding gas, 1 bottle, 50 lb 25
Fuel (transport, welder generator) – 15 gallons 30
Hydraulic fluid fill for cylinders, 1 gallon 7 7
Labor at metal shop, 1 hour 50
OTHER COSTS SUBTOTAL 27 157
GRAND TOTAL $1922 $2902