Keywords:
Roughness (surface), Re-usable, Vibration-resistant fasteners, Finishes, Test equipment, Hardness, Grain size, Heat-resistant materials, Deformation, Thread inserts, Quality control, Surface defects, Internal-thread fasteners, Marking, Threaded fasteners, Inspection, Acceptance (approval), Heat treatment, Testing conditions, Packaging, Dimensions, Mechanical testing, Approval testing, Aircraft components, Sampling methods, Torque, MJ threads, Nickel alloys, Qualification approval