AIT518NC (Two-Lug Double Wing Miniature Nut Plate Drill Jig ,#8 Screw Size)

Brief Description

​The AIT518NC is a sheet metal drilling jig designed to align and drill rivet mounting holes when installing two-lug miniature anchor nuts (nut plates) onto aircraft structures.

​Key features and specifications:

• ​Bolt/Screw Size Reference: #8 (0.1640" pilot diameter)
• ​Rivet Hole Drill Size: #40 (0.098")
• ​Rivet Hole Spacing: 0.234" (center to center per side) / 0.468" total wing span
• ​Construction: Features an O-1 hardened steel head connected via a flexible stainless spring-steel strap to a knurled aluminum handle, allowing clearance and maneuverability in tight airframe locations.