| 11. | The single wing spar was a 4? in ( 102?6 mm ) spruce beam.
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| 12. | The drop also ripped the gear's outside main brace from the huge wing spar.
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| 13. | The wing spars use pultruded carbon fiber ribbons in the upper and lower caps.
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| 14. | The Corsair and Stuka designs required more complex bent-wing spars.
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| 15. | Some major components such as the wing spar would need to be completely replaced.
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| 16. | The control surfaces were oleo-legs from the forward wing spars.
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| 17. | The wing skin disbonded from the upper forward wing spar.
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| 18. | The wing spars are made of extruded Dural 6061-T6 aluminium.
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| 19. | The wing used wooden wing spars with plywood covering.
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| 20. | The F-84s became problematic with cracks appearing in wing spars or skin beginning in September.
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