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Products

K Locking Nuts
Conical Washer Nuts
Custom Washer Nuts
Custom Fasteners
Close-up of a Kep Nut product on a white background, showcasing kep nuts, serration washer nuts, and nylon washer nuts

— K Locking Nuts

K Locking Nut

K Locking Nuts feature an integrated external tooth washer that provides reliable anti-loosening performance. The captive design enables faster assembly without additional components. Suitable for automotive and industrial applications.

    Size Range

    #4-#12 | M3-M16 | 1/4-1/2

    Material

    Steel | Stainless Steel | Brass(optional)

    Thread Type

    UNC | UNF | Metric

    Mechanical Property

    CLASS 5/8/10 (Carbon Steel)
    A2-70 / A4-70 (Stainless Steel)

    Finish

    Zinc Plated (Cr3+) | Zinc-Nickel | Black Phosphate

    Locking Mechanism

    Serration Washer

    MADE IN TAIWAN

    — Conical Washer Nuts

    Conical Nut

    Conical Washer Nuts feature a built-in conical washer that improves load distribution and seating stability on uneven surfaces. The washer can be designed as Belleville-type to provide spring effect and maintain clamping force under vibration. Custom sizes and spring characteristics are available

      Size Range

      #4-#12 | M3-M16 | 1/4-1/2

      Material

      Steel | Stainless Steel | Brass(optional)

      Thread Type

      UNC | UNF | Metric

      Mechanical Property

      CLASS 5/8/10 (Carbon Steel)
      A2-70 / A4-70 (Stainless Steel)

      Finish

      Zinc Plated (Cr3+) | Zinc-Nickel | Black Phosphate

      Locking Mechanism

      Conical Washer

      MADE IN TAIWAN

      — Conical Washer Nuts

      Nylon Conical Washer Nut

      Nylon Insert Conical Washer Nuts combine a nylon locking insert with a conical washer design, providing reliable prevailing torque and improved load distribution. This ensures secure fastening under vibration and stable seating on uneven surfaces.

        Size Range

        #4-#12 | M3-M16 | 1/4-1/2

        Material

        Steel | Stainless Steel | Brass(optional)

        Thread Type

        UNC | UNF | Metric

        Mechanical Property

        CLASS 5/8/10 (Carbon Steel)
        A2-70 / A4-70 (Stainless Steel)

        Finish

        Zinc Plated (Cr3+) | Zinc-Nickel | Black Phosphate

        Locking Mechanism

        Nylon Insert + Conical Washer

        MADE IN TAIWAN

        — Flange Conical Washer Nuts

        Flange Conical Washer Nut

        Flange Conical Washer Nuts combine a conical washer with a flange design to improve load distribution and seating stability. The integrated structure enhances fastening reliability, especially on uneven or soft surfaces, making it ideal for automotive and industrial applications.

          Size Range

          #4-#12 | M3-M16 | 1/4-1/2

          Material

          Steel | Stainless Steel | Brass(optional)

          Thread Type

          UNC | UNF | Metric

          Mechanical Property

          CLASS 5/8/10 (Carbon Steel)
          A2-70 / A4-70 (Stainless Steel)

          Finish

          Zinc Plated (Cr3+) | Zinc-Nickel | Black Phosphate

          Locking Mechanism

          Flange + Conical Washer

          MADE IN TAIWAN

          — custom Washer Nuts

          Nylon Flange Conical Washer Nut

          Flange Conical Washer Nuts combine a conical washer with a flange design to improve load distribution and seating stability. The integrated structure enhances fastening reliability, especially on uneven or soft surfaces, making it ideal for automotive and industrial applications.

            Size Range

            #4-#12 | M3-M16 | 1/4-1/2

            Material

            Steel | Stainless Steel | Brass(optional)

            Thread Type

            UNC | UNF | Metric

            Mechanical Property

            CLASS 5/8/10 (Carbon Steel)
            A2-70 / A4-70 (Stainless Steel)

            Finish

            Zinc Plated (Cr3+) | Zinc-Nickel | Black Phosphate

            Locking Mechanism

            Nylon Insert + Flange + Conical Washer

            MADE IN TAIWAN

            Close-up of a Paint Scraper Groove product on a white background, part of kep nuts, serration washer nuts, and nylon washer nuts series

            — custom Washer Nuts

            Grooved Scraping Nut

            Nuts with scraper groove feature specially designed grooves that help remove paint, coating, or debris during installation, ensuring proper metal-to-metal contact. This improves electrical conductivity and fastening reliability in coated or painted assemblies.

              Size Range

              #4-#12 | M3-M16 | 1/4-1/2

              Material

              Steel | Stainless Steel | Brass(optional)

              Thread Type

              UNC | UNF | Metric

              Mechanical Property

              CLASS 5/8/10 (Carbon Steel)
              A2-70 / A4-70 (Stainless Steel)

              Finish

              Zinc Plated (Cr3+) | Zinc-Nickel | Black Phosphate

              Locking Mechanism

              Groove + Conical Washer

              MADE IN TAIWAN

              Close-up of a Paint Scraper Groove product on a white background, part of kep nuts, serration washer nuts, and nylon washer nuts series

              — custom Washer Nuts

              Serrated Washer Nut

              Serrated Washer Nuts feature integrated serrations can either at both sides that create friction against the mating surface, providing reliable anti-loosening performance. The captive washer design allows fast and efficient assembly without additional components.

                Size Range

                #4-#12 | M3-M16 | 1/4-1/2

                Material

                Steel | Stainless Steel | Brass(optional)

                Thread Type

                UNC | UNF | Metric

                Mechanical Property

                CLASS 5/8/10 (Carbon Steel)
                A2-70 / A4-70 (Stainless Steel)

                Finish

                Zinc Plated (Cr3+) | Zinc-Nickel | Black Phosphate

                Locking Mechanism

                Serration + Conical Washer

                MADE IN TAIWAN