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Lock Nuts(Applications, Functions:Lock Page2)

Category page for Lock Nuts/Non-Loosening Nuts. For MISUMI, you can select from M1 to 64, 5 types of material and 10 types of surface processing.
Selection is also possible based on loosening prevention method (friction ring/spring/nylon, etc.).

[Lock Nuts/Non-Loosening Nuts]
These products prevent bolts from loosening by adding a locking mechanism to the nut body. Mechanism and characteristics of the loosening prevention mechanism differ depending on the brand.
Days to Ship
  • All
  • Same day
  • 8 Day(s) or Less
  • 12 Day(s) or Less
  • 13 Day(s) or Less
  • 14 Day(s) or Less
  • 15 Day(s) or Less
  • 16 Day(s) or Less
  • 17 Day(s) or Less
  • 18 Day(s) or Less
  • 19 Day(s) or Less
Brand
Product Series
CAD
Days to Ship
Nominal of Thread (M)
Material
Applications, Functions
Thread Type
Surface Treatment
Sales Unit
Locking Details
Nominal of Thread (inch)
Surface Treatment (Details)
Hex Nut Type

    U Nut, Unified (UNF)

      Left-Handed U-Nut

        U-Nut, Small, Fine Type

          Thin, Fine U-Nut

            Wedge Nut Type A (Stainless Steel) (Pack Product)

              U Nut

                U Nut (Fine)

                  U Nut (Fine P=1.5)

                    Fine Hard Locking Nut

                      Nylon Nut Unified (UNC)

                        Nylon Nut Unified (UNF)【1-250 Pieces Per Package】

                          Nylon Nut Class 1 Small

                            Nylon Nut Class 1 Small and Fine

                              Tough Lock

                                Tough Lock Flange

                                  V-Lock Nut (Fine Thread)

                                    Triple Lock

                                      Small Three Lock

                                        Fine Triple Lock

                                          4T Tough Locking

                                            Fine 4T Tough Locking

                                              Small 4T Tough Lock

                                                Compact, Fine 4T Tough Locking

                                                  4T Tough Lock Flange

                                                    4T Tough Lock Flange (Fine Thread)

                                                      8T Tough Lock Flange

                                                        Nylon Nut (Unified UNC)

                                                          Nylon Nut (Unified UNF)

                                                            Fine, Small E-Lock Nut

                                                              GU Nut

                                                                U Nut Type 2

                                                                  U Nut Type 2 (Fine Details)

                                                                    Specialized U-Nut Pitch of 1.5

                                                                      Small U-Nut

                                                                        U Nut Thin Special Pitch P=1.5

                                                                          Wedge Nut Type F (Iron/Trivalent Chromate) (Pack Product)

                                                                            K Nut with Washer

                                                                            • On Sale Till 31/03/2025

                                                                            U Nut, Thin

                                                                              Iron U-Nut Thin Type (Smooth Cut)

                                                                                Stable Nut Thin Type

                                                                                  V Lock Nut

                                                                                    Hard Locking Bearing Nuts (Thin)

                                                                                      HARDLOCK Nut (H-1/with Rim)

                                                                                        HARDLOCK Nut (Whitworth)

                                                                                        Brand

                                                                                        FUJI SEIMITSU

                                                                                        FUJI SEIMITSU

                                                                                        FUJI SEIMITSU

                                                                                        FUJI SEIMITSU

                                                                                        YAHATA

                                                                                        TRUSCO NAKAYAMA

                                                                                        SUNCO

                                                                                        SUNCO

                                                                                        HARDLOCK INDUSTRY

                                                                                        SUNCO

                                                                                        SUNCO

                                                                                        SUNCO

                                                                                        SUNCO

                                                                                        SUNCO

                                                                                        SUNCO

                                                                                        KISHU FASTENER

                                                                                        KISHU FASTENER

                                                                                        KISHU FASTENER

                                                                                        KISHU FASTENER

                                                                                        SATO RASHI

                                                                                        SATO RASHI

                                                                                        SATO RASHI

                                                                                        SATO RASHI

                                                                                        SATO RASHI

                                                                                        SATO RASHI

                                                                                        SATO RASHI

                                                                                        LOCKFASTENER

                                                                                        LOCKFASTENER

                                                                                        SUNCO

                                                                                        FUJI SEIMITSU

                                                                                        FUJI SEIMITSU

                                                                                        FUJI SEIMITSU

                                                                                        FUJI SEIMITSU

                                                                                        FUJI SEIMITSU

                                                                                        FUJI SEIMITSU

                                                                                        YAHATA

                                                                                        KFC

                                                                                        SUNCO

                                                                                        SUNCO

                                                                                        SUNCO

                                                                                        SUNCO

                                                                                        SUNCO

                                                                                        SUNCO

                                                                                        SUNCO

                                                                                        Product Series

                                                                                        U Nut, Unified (UNF)【1-4,000 Pieces Per Package】

                                                                                        Left-Handed U-Nut【1-3,000 Pieces Per Package】

                                                                                        U-Nut, Small, Fine Type【1-800 Pieces Per Package】

                                                                                        Thin, Fine U-Nut【1-800 Pieces Per Package】

                                                                                        Wedge Nut Type A (Stainless Steel) (Pack Product)

                                                                                        U Nut【1-20 Pieces Per Package】

                                                                                        U Nut (Fine)【1-65 Pieces Per Package】

                                                                                        U Nut (Fine P=1.5)

                                                                                        Fine Hard Locking Nut

                                                                                        Nylon Nut Unified (UNC)

                                                                                        Nylon Nut Unified (UNF)【1-250 Pieces Per Package】

                                                                                        Nylon Nut Class 1 Small【1-500 Pieces Per Package】

                                                                                        Nylon Nut Class 1 Small and Fine【1-150 Pieces Per Package】

                                                                                        Tough Lock【400 Pieces Per Package】

                                                                                        Tough Lock Flange【350 Pieces Per Package】

                                                                                        V-Lock Nut (Fine Thread)【200-300 Pieces Per Package】

                                                                                        Triple Lock【1-2,500 Pieces Per Package】

                                                                                        Small Three Lock【700 Pieces Per Package】

                                                                                        Fine Triple Lock【300 Pieces Per Package】

                                                                                        4T Tough Locking【400-600 Pieces Per Package】

                                                                                        Fine 4T Tough Locking【200 Pieces Per Package】

                                                                                        Small 4T Tough Lock【500 Pieces Per Package】

                                                                                        Compact, Fine 4T Tough Locking【200 Pieces Per Package】

                                                                                        4T Tough Lock Flange【350-500 Pieces Per Package】

                                                                                        4T Tough Lock Flange (Fine Thread)【120-250 Pieces Per Package】

                                                                                        8T Tough Lock Flange【120-350 Pieces Per Package】

                                                                                        Nylon Nut (Unified UNC)

                                                                                        Nylon Nut (Unified UNF)

                                                                                        Fine, Small E-Lock Nut

                                                                                        GU Nut

                                                                                        U Nut Type 2【1-600 Pieces Per Package】

                                                                                        U Nut Type 2 (Fine Details)【1-120 Pieces Per Package】

                                                                                        Specialized U-Nut Pitch of 1.5

                                                                                        Small U-Nut【1-1,400 Pieces Per Package】

                                                                                        U Nut Thin Special Pitch P=1.5

                                                                                        Wedge Nut Type F (Iron/Trivalent Chromate) (Pack Product)

                                                                                        K Nut with Washer【80-1,000 Pieces Per Package】

                                                                                        U Nut, Thin

                                                                                        Iron U-Nut Thin Type (Smooth Cut)【1-500 Pieces Per Package】

                                                                                        Stable Nut Thin Type【400 Pieces Per Package】

                                                                                        V Lock Nut【1,500 Pieces Per Package】

                                                                                        Hard Locking Bearing Nuts (Thin)

                                                                                        HARDLOCK Nut (H-1/with Rim)

                                                                                        HARDLOCK Nut (Whitworth)【40-100 Pieces Per Package】

                                                                                        CAD
                                                                                        • 2D / 3D
                                                                                        • 2D / 3D
                                                                                        • 2D / 3D
                                                                                        • 2D / 3D
                                                                                        • 2D / 3D
                                                                                        • 2D / 3D
                                                                                        Days to Ship 14 Day(s) or more 14 Day(s) or more 14 Day(s) or more 14 Day(s) or more 19 Day(s) or more 16 Day(s) or more 14 Day(s) or more 14 Day(s) or more 14 Day(s) or more 18 Day(s) or more 18 Day(s) or more 18 Day(s) or more Same day or more 18 Day(s) or more 18 Day(s) or more 14 Day(s) or more 12 Day(s) or more 12 Day(s) or more 12 Day(s) or more 12 Day(s) or more 12 Day(s) or more 12 Day(s) or more 12 Day(s) or more 14 Day(s) or more 14 Day(s) or more 14 Day(s) or more 16 Day(s) or more 16 Day(s) or more 18 Day(s) or more 14 Day(s) or more 14 Day(s) or more Same day or more 14 Day(s) or more 14 Day(s) or more 14 Day(s) or more 19 Day(s) or more 12 Day(s) or more Same day or more 14 Day(s) or more 14 Day(s) or more 14 Day(s) or more 14 Day(s) or more 14 Day(s) or more 14 Day(s) or more
                                                                                        Nominal of Thread (M)-6 ~ 2010 ~ 208 ~ 184 ~ 124 ~ 2012 ~ 4212 ~ 308 ~ 36--8 ~ 1010 ~ 128810 ~ 125 ~ 208106 ~ 8108126 ~ 810 ~ 126 ~ 10--108 ~ 1610 ~ 3610 ~ 5612 ~ 278124 ~ 125 ~ 164 ~ 248 ~ 2410616 ~ 3624-
                                                                                        MaterialStainless Steel ~ SteelStainless Steel ~ SteelSteelSteelStainless SteelStainless Steel ~ SteelSteelSteelStainless Steel ~ SteelStainless Steel ~ SteelStainless Steel ~ SteelStainless Steel ~ SteelStainless Steel ~ SteelSteelSteelSteelSteelSteelSteelSteelSteelSteelSteelSteelSteelSteelStainless Steel ~ SteelStainless Steel ~ SteelSteelSteelSteelSteelStainless Steel ~ SteelSteelSteelSteelStainless Steel ~ SteelSteelSteelSteelSteelStainless Steel ~ SteelSteelSteel
                                                                                        Applications, FunctionsLockLockLockLockLockLockLockLockLockLockLockLockLockLockLockLockLockLockLockLockLockLockLockLockLockLockLockLockLockLockLockLockLockLockLockLockLockLockLockLockLockLockLockLock
                                                                                        Thread TypeUnified, Fine (UNF)Metric, Coarse (Left)Metric, FineMetric, FineMetric, CoarseMetric, CoarseMetric, FineMetric, FineMetric, FineUnified, Coarse (UNC)Unified, Fine (UNF)Metric, CoarseMetric, FineMetric, CoarseMetric, CoarseMetric, FineMetric, CoarseMetric, CoarseMetric, FineMetric, CoarseMetric, FineMetric, CoarseMetric, FineMetric, CoarseMetric, FineMetric, CoarseUnified, Coarse (UNC)Unified, Fine (UNF)Metric, FineMetric, CoarseMetric, CoarseMetric, FineMetric, FineMetric, FineMetric, FineMetric, CoarseMetric, CoarseMetric, CoarseMetric, FineMetric, CoarseMetric, CoarseMetric, Coarse / Metric, FineMetric, CoarseWhit, Coarse
                                                                                        Surface Treatment----Not Provided-Trivalent ChromateTrivalent Chromate / Bright Chrome PlatingNot Provided / Trivalent ChromateBright Chrome PlatingBright Chrome PlatingTrivalent Chromate / Bright Chrome Plating / Chromate PlatingTrivalent Chromate / Bright Chrome Plating / Chromate PlatingTrivalent ChromateTrivalent ChromateNot Provided / Trivalent Chromate / Bright Chrome Plating / Chromate PlatingTrivalent Chromate / Bright Chrome Plating / Chromate PlatingTrivalent Chromate / Chromate PlatingTrivalent Chromate / Bright Chrome Plating / Chromate PlatingTrivalent ChromateTrivalent ChromateTrivalent ChromateTrivalent ChromateTrivalent ChromateTrivalent ChromateTrivalent ChromateNot Provided / Bright Chrome PlatingNot Provided / Bright Chrome PlatingTrivalent Chromate------Trivalent ChromateNot Provided / Zinc PlatingTrivalent Chromate / Chromate PlatingTrivalent Chromate / Bright Chrome PlatingTrivalent ChromatePainting, CoatingTrivalent Chromate / Zinc Plating / ParkerizingTrivalent ChromateParkerizing
                                                                                        Sales UnitLow Quantity (Available beginning with 1 pc.) ~ Box, Pkg.Low Quantity (Available beginning with 1 pc.) ~ Box, Pkg.Low Quantity (Available beginning with 1 pc.) ~ Box, Pkg.Low Quantity (Available beginning with 1 pc.) ~ Box, Pkg.Box, Pkg.-Low Quantity (Available beginning with 1 pc.) ~ Box, Pkg.Low Quantity (Available beginning with 1 pc.) ~ Box, Pkg.Low Quantity (Available beginning with 1 pc.)Low Quantity (Available beginning with 1 pc.)Low Quantity (Available beginning with 1 pc.)Low Quantity (Available beginning with 1 pc.) ~ Box, Pkg.Low Quantity (Available beginning with 1 pc.) ~ Box, Pkg.Box, Pkg.Box, Pkg.Box, Pkg.Low Quantity (Available beginning with 1 pc.) ~ Box, Pkg.Box, Pkg.Box, Pkg.Box, Pkg.Box, Pkg.Box, Pkg.Box, Pkg.Box, Pkg.Box, Pkg.Box, Pkg.Low Quantity (Available beginning with 1 pc.)Low Quantity (Available beginning with 1 pc.) ~ Box, Pkg.Low Quantity (Available beginning with 1 pc.)Low Quantity (Available beginning with 1 pc.)Low Quantity (Available beginning with 1 pc.) ~ Box, Pkg.Low Quantity (Available beginning with 1 pc.) ~ Box, Pkg.Low Quantity (Available beginning with 1 pc.)Low Quantity (Available beginning with 1 pc.) ~ Box, Pkg.Low Quantity (Available beginning with 1 pc.)Box, Pkg.Box, Pkg.Low Quantity (Available beginning with 1 pc.) ~ Box, Pkg.Low Quantity (Available beginning with 1 pc.) ~ Box, Pkg.Box, Pkg.Box, Pkg.Low Quantity (Available beginning with 1 pc.)Low Quantity (Available beginning with 1 pc.)Box, Pkg.
                                                                                        Locking DetailsU NutU NutU NutU NutOther Special ShapesU NutU NutU NutHard Lock NutNylon NutNylon NutNylon NutNylon NutOther Special ShapesOther Special ShapesFriction NutOther Special ShapesOther Special ShapesOther Special ShapesU NutU NutU NutU NutU NutU NutU NutNylon NutNylon NutFriction NutU NutU NutU NutU NutU NutU NutOther Special ShapesOther Special ShapesU NutU NutFriction NutFriction NutHard Lock NutHard Lock NutHard Lock Nut
                                                                                        Nominal of Thread (inch)1/2 ~ No. 10--------1/2 ~ No. 101/2 ~ 5/16---------------1/2 ~ No. 101/2 ~ No. 10---------------1 ~ 7/8
                                                                                        Surface Treatment (Details)Not Provided / Bright Chrome Plating / Chromate PlatingNot Provided / Trivalent Chromate / Bright Chrome Plating / Chromate PlatingNot Provided / Trivalent Chromate / Bright Chrome Plating / Chromate PlatingNot Provided / Trivalent Chromate / Bright Chrome Plating / Chromate PlatingNot ProvidedTrivalent Chromate / Bright Chrome PlatingTrivalent ChromateTrivalent Chromate / Bright Chrome PlatingNot Provided / Trivalent ChromateBright Chrome PlatingBright Chrome PlatingTrivalent Chromate / Bright Chrome Plating / Chromate PlatingTrivalent Chromate / Bright Chrome Plating / Chromate PlatingTrivalent ChromateTrivalent ChromateNot Provided / Trivalent Chromate / Bright Chrome Plating / Chromate PlatingTrivalent Chromate / Bright Chrome Plating / Chromate PlatingTrivalent Chromate / Chromate PlatingTrivalent Chromate / Bright Chrome Plating / Chromate PlatingTrivalent ChromateTrivalent ChromateTrivalent ChromateTrivalent ChromateTrivalent ChromateTrivalent ChromateTrivalent ChromateNot Provided / Bright Chrome PlatingNot Provided / Bright Chrome PlatingTrivalent ChromateTrivalent ChromateBright Chrome Plating / Chromate PlatingNot Provided / Trivalent Chromate / Bright Chrome Plating / Chromate PlatingNot Provided / Trivalent Chromate / Bright Chrome Plating / Chromate PlatingNot Provided / Trivalent Chromate / Bright Chrome Plating / Chromate PlatingBright Chrome Plating / Chromate PlatingTrivalent ChromateNot Provided / Hot Zinc PlatingTrivalent Chromate / Chromate PlatingTrivalent Chromate / Bright Chrome PlatingTrivalent Chromate-Other Special Treatment / Trivalent Chromate / Hot Zinc PlatingTrivalent ChromateOther Special Treatment
                                                                                        Hex Nut Type------Class 2Class 2-Class 1Class 1Class 1Class 1-----------------Class 2Class 2----Class 1---Class 2---

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