Day 2: Materials

I’m going to build the the working part of the cannon first. The stock, grip, etc can come later.

lbc3

Material List:

  1. 4″ id aluminum pipe, 1/4″ wall
  2. 7/8″ thick by 4.25″ diameter aluminum disk
  3. 7/8″ thick by 4.25″ diameter aluminum disk
  4. 1/4″ npt stainless hex nipple
  5. Quick Exhaust Valve (McMaster #6646K34)
  6. 3/8″ Thick Rubber Bumper
  7. 5/8″ thick by 4.25″ diameter aluminum disk
  8. 1″ diameter by 1″ long aluminum rod
  9. 1/2″ diameter by 15″ long aluminum rod
  10. 1.75″ diameter by 1.5″ long aluminum rod
  11. 3/8″ by 1/4″ aluminum bar 12″ long
  12. 24x #10-32 5/8″ long stainless buttonhead screws (not shown)
  13. 4x #8 7/16″ long stainless panhead screws (not shown)
  14. 1+3/8″ by 1/8″ o-ring (not shown)
  15. 4″ by 1/8″ o-ring (not shown)
  16. Schrader Valve (not shown)
  17. 1/4″ npt to 1/4″ Push-To-Connnect Fitting (not shown)

I’m going to get what I can from Metal Supermarket (there’s one near me). The rest I’ll order from McMaster.

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