Final Bill of Materials

#	Description	Use	Dimensions	Supplier	Part #	Other Details
1	Aluminum 1/16th thick	Blade	12”x18”	Kit
2	1/4th Acrylic Plate	Blade Arms, machine top	12”x18”	Kit
3	Flanged SS bearing	Drive axle shafts	¼’’ ID, ½’’ OD	Kit
4	3/8’’ Round Stock	MCM axle shaft	18’’ long	Kit
5	¼’’ Round Stock	Planetary gearbox drive axle	8’’ long	Machine Shop		Stock from the machine shop
6	1/8’’ Delrin plate	MCM blade, machine bottom	12’’x12’’	Kit
7	Aluminum Plate, ¼’’ thick	Chassis sides	6’x18’’	Kit
8	Aluminum tube stock	MCM axle pillow blocks	¾’’x ¾’’ x 1/8’’ wall	Kit
9	Flanged brass bushings	MCM axle	¼’’ ID, 3/8’’ OD	Kit
10	E-Clip retaining ring, ¼’’ Dia.	Constrain MCM axle	¼’’ Diameter	Kit
11	Spur Gear	Planetary gearbox transmission	¼’’ bore x 1.083’’ OD	Kit	A 1M 2-Y24024
12	Ball casters	Front guide wheels	13/16’’ tall by 15/16’’ wide	McMaster	6460K21
13	Pololu 1576 99:1 Metal Gearmotor	Drive Motors	25D X 54L	Crib
14	Tamiya 72001 Planetary Gearbox Kit	MCM drive motor	N/A	Kit
15	5 #4-40 Set Screws	Constrain MCM gears to planetary output shaft; constrain axles to drive motor shafts	#4-40	Carpenter Brothers Hardware	N/A
16	JB Weld	Constrain wheels to drive axle; constrain front bumpers to machine sides	N/A	Carpenter Brothers Hardware	N/A
17	L-Brackets (3 packs of 4)	Attach machine sides together	1.5’’ X 1.5’’ X 5/8’’	Carpenter Brothers hardware	N/A
18	1/4-20 bolts and nuts	Attach machine sides together	¼-20	ME250 Shop
19	Dowel Pin	Constrain MCM “silencer” to planetary output shaft	Approx. .077’’ diameter	ME250 Shop
20	#6-32 screws	Constrain the MCM arms to the MCM axle shaft	#5-40	Cage	N/A
21	Velcro	Constrain rear of the machine to our sides and allow for quick service	1.2 pull-apart, 200 cycles, 1’’ wide .188’’ thick	Kit
22	Wheels	Drive the machine	3’’ Diameter	Ebay
23	¼’’ steel round stock	Machine axles	¼’’ diameter	Kit

Purchased Items:

PURCHASE LIST
Item	Company	Total Price
Team Associated 21065 18MT Mounted Wheel/Tire/Insert	Amazon.com	$14.89
JB Weld & V115 IRON, CORNR 11/2X5/8	Carpenter Bros. Hardware	$11.21
Nuts/Bolts/Nails/Screws	Carpenter Bros. Hardware	$2.27
4 Pack Corner Brace Satin Brass	Home Depot	$6.32
Gimp/Basswood	Michaels	$5.06
Vinyl	Jo-Ann Fabrics	$0.70
Caster Wheels	McMaster Carr	$17.78
	TOTAL:	$58.23