Page 73 - Piper Cub J-3 Interactive Parts Catalog

PIPER CUB J-3 PARTS LIST

STEEL TUBING

NOTE: All tubing is seamless with the exception of those marked with a (W) for welded.

Stock Number Wall Thickness and Outside Diameter Quality
111-685 .035 x 1 ⁄8” 4130 For landing gear vee Legs
1
110-485 .035 x ¾” 4130 For longerons
107-485 .035 x ¾” 1025
107-243 .028 x ⁄8” 4130 All following tubing is for fuselage members
3
107-323 .028 x ½” 1025
107-325 .035 x ½” 1025
5
107-403 .028 x ⁄8” 1025
5
107-405 .035 x ⁄8” 1025
108-565 (W) .035 x ⁄8” 1025
7
111-487 (W) .049 x ¾” 4130
111-645 .035 x 1” 4130
111-647 .049 x 1” 4130
1
110-687 .049 x 1 ⁄8” 4130

MACHINE SCREW NUTS ELASTIC STOP NUTS

Stock Number Size Stock Number Size
405-095 4-40 406-678 6-32
406-099 6-32 406-680 8-32
MS35650-362 6-40 MS21083N3 10-32
MS35649-282 8-32 MS21044N4 ¼”
-405-312 10-32

BOOT NUTS SPEED NUTS

Stock Number Size Stock Number Size
406-770 8-32 406-340 4-40
406-771 10-32 406-346 6-32

AIRCRAFT NUTS

AN Dash Number Size and Thread AN310 – Castle AN315R – Plain AN315L – Plain AN320 – Shear
-3 10-32 AN310-3 AN315-3 404-234 AN320-3
-4 ¼” x 28 AN310-4 AN315-4 AN320-4
-5 5 ⁄16” x 24 AN310-5 AN315-5 AN320-5
-6 3 ⁄8” x 24 AN310-6 AN315-6 AN320-6
-7 7 ⁄16” x 20 AN310-7 AN315-7 AN320-7
-8 ½” x 20 AN310-8 AN315-8 AN320-8

72