Aircraft fasteners

Aircraft bolts

• Hex head bolts
  OST 1 31102-80
  ОST 1 31103-80
• Cross-recessed hex head bolts
  OST 1 31109-80
• Hex head bolts with reduced thread length
  OST 1 31120-80
• Cylinder head bolts
  OST 1 31139-80
• Pan head bolts
  OST 1 31148-80
  OST 1 31149-80
• Countersunk head bolts with a straight spline
  OST 1 31159-80
  OST 1 31160-80
  OST 1 31164-80

Aircraft screws

• Hex head screws
  OST 1 31501-80
  OST 1 31502-80
• Cross-recessedhex head screws
  OST 1 31508-80
• Cylinder head screws
  OST 1 31514-80
  OST 1 31515-80
  OST 1 31519-80
• Screws with half-round head
  OST 1 31528-80
  OST 1 31529-80
  OST 1 31535-80
• Screws with plano-convex head
  OST 1 31537-80
  OST 1 31538-80
• Countersunk screws (90-degree angle) with a straight spline
  OST 1 31542-80
  OST 1 31543-80
  OST 1 31549-80
• Cross-recessed countersunk head screws (90-degree angle)
  OST 1 31551-80
  OST 1 31552-80
• Half-countersunk head screws (120-degree angle)
  OST 1 31564-80
  OST 1 31565-80
• Half-round head self-tapping screws
  OST 1 31566-80
• Self-tapping screws with countersunk head (90-degree angle) and a straight spline
  OST 1 31567-80
• Self-tapping screws with a cross-recessed countersunk head (90-degree angle)
  OST 1 31568-80
• Cross-recessed self-tapping screws with a cylindrical head
  OST 1 31581-91
• Cross-recessed self-tapping screws with a countersunk head (90-degree angle)
  OST 1 31582-91