Description Needed for Manufacturer Part Number Units
20 Tooth Molded Delron Spur Gear Output Gear BERG P24D4P-20 1
40 Tooth Molded Delron Spur Gear Damper Gear BERG P24D4P-40 1
60 Tooth Molede Delron Spur Gear Spring Gear BERG P24D4P-60 1
Flanged Steel Ball Bearings 3/16 Spring Shaft McMaster B11A-5-6 2
Flanged Steel Ball Bearings 3/8 Shafts
Damper & SpringMcMaster B11A-10-6 5
Sample Sheet Acrylic 1
Miniture Rotary Damper 13.83 in-oz Damper McMaster 1
Each Group Subtotal
Acrylic Rod Stock 3/16" (Delron or Nylon) Output Shaft McMaster 1
Polypropylene Rod 3/8" Shafts
Spring & DamperMcMaster 1
Polypropylene Rod 1.25" Spring Spool McMaster 1
Polypropylene Rod 1.75" Spring Spool McMaster 1
Polypropylene Rod 3/4" Storage Spool McMaster 1
Polypropylene Rod 1/2" Output Spool McMaster 1
*** Should we do this in wood? -- only up to 1" dowels
4x8 sheet of 1/2" plywood Back 1
Large Box of Small screws 1
Zinc Galvinized Carbon Steel 1
String 1
Shared Cost Subtotal
Total
Total Cost of all students doing practica 1855.47
Total Cost of each team doing practica 547.44
Unit Cost Total Cost
2.44 prices from McMaster
2.78 but I have to get BERG
3.27 since McMaster plastic gears
4.53 9.06 have 1/8" bore and I cannot
4.53 22.65 get bearings this size.
2.54 2.54
28.31 28.31
71.05
0.57 0.57
0.65 0.65
3.05 3.05
6.71 6.71
1.48 1.48
0.70 0.70
20.00 20.00
5.00 5.00
10.93 10.93
1.00 1.00
50.09
121.14