Black American heavy-duty A194-7L hex nut

Bolt, Full thread stud, Stud, Stud Bolt, Threaded Rod Common national standards for nuts GB41 Type I Hexagon Nut - Grade C GB6170 Type I Hexagon Nut - Grade A and B GB6171 Type I Hexagon Nut - Fine Teeth - Grades A and B GB6172 Hexagon thin nuts - Grade A and B - Chamfer GB6173 Hexagon thin nuts - Fine pitch - Grade A and B GB6174 Hexagon thin nuts - Grade B - without chamfer GB6175 Type II Hexagon Nut - Grade A and B GB6176 Type II Hexagon Nut - Fine Teeth - Grades A and B GB6177 Hexagon flange nuts - Grade A GB55 hexagonal thick nut GB56 hexagonal extra thick nut GB1229 Large Hexagon Nut (High Strength for Steel Structures)    Nuts are parts that tightly connect mechanical equipment. Nuts are parts that tightly connect mechanical equipment and can only be connected together through internal threads, nuts of the same specification, and bolts,    We live in a rich and colorful world, surrounded by various excellent mechanical prod…

Shim Washer Screw Nut Threaded Rod Fully Threaded Stud All thread Stud