Bill of materials for The Liberator II

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