1. HS-1214 were separated. 2. HS-1214 were riveted to the aft spar. 3. Both hing halves were labeled. 4. Masking was applied to both hinge halves at their 6th and 20th hole. 5. Match-drilled #30 a total of 33 holes on each of the hinge halves using the match-drill template.
