After Two Years on the Shelf, I Forget What These '65 Formula S Parts Belong?

I just found a factory Chrysler Parts Catalog in a storage box and this is what I found:
rubber items called rear bumper "stabilizer"
Part number Valiant 2266 525 (2)
Part number Dart 2266 547 (2)
Part number Dart Station Wagon 2266 525 (2)
Part number nut w/retainer 6000 123 (2)
Part number screw, shoulder 6023 977