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Lock Nuts

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
  • 1 Day(s) or Less
  • 2 Day(s) or Less
  • 4 Day(s) or Less
  • 5 Day(s) or Less
  • 6 Day(s) or Less
  • 7 Day(s) or Less
  • 8 Day(s) or Less
  • 9 Day(s) or Less
  • 10 Day(s) or Less
  • 11 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-Nuts (Pack)

      Self-Locking Nut

        Ring Lock Nut (With Threadlocker) - Stainless Steel, Package Sale, Single Item [RoHS Compliant]

          Nylon Lock Nut (Type 1)

            Nylon Lock Nut Type 1

              Hyper Load Nut

                Double Locking Nut - Hard Lock Nut

                  Fine U Nut

                    U Nut Type 3

                      Hard Lock Nut

                        Lock Nut - SWUS

                          H-1 Rimmed Hard Locking Nut

                            Nylon Lock Nut (Type 1 / Small / Fine)

                              U Nut Class 1 and 2 (Steel/SUS304)

                                Left-Handed U-Nut

                                  Hex Nut "Hard Lock Nut" (with Rim/Trivalent Chromate)

                                    Hex Nylon Lock Nut - Inch Size

                                      [Clean & Pack]U Nut - Single Item

                                        Titanium Locking Nut - SWUT

                                          Hardlock Nut (Thread-Lock Nut)

                                            Thin Hard Locking Nut

                                              Nylon Lock Nut Type 2

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

                                                  Spring Nut

                                                    Nylon Lock Nut (Unified UNC)

                                                      E-Lock Nut

                                                        Type 1 U-Nut (SUS316L)

                                                          U Nut

                                                            HARDLOCK Nut (H-1/with Rim)

                                                              HARDLOCK Nut (Fine Thread)

                                                                FB Lock Nut

                                                                  Semi-Flat Hard Locking Nut

                                                                    Whitworth Hard Locking Nut

                                                                      Fine Hard Locking Nut

                                                                        Nylon Lock Nut Class 1 Small and Fine

                                                                          Flanged Lead Lock Nut

                                                                            4T Tough Lock Flange (Fine Thread)

                                                                              Nylon Lock Nut (Type 1, Small Size)

                                                                                Nylon Lock Nut (Type 1, Small Size)

                                                                                  Fine, Small E-Lock Nut

                                                                                    GU Nut

                                                                                      U Nut Type 1 (Fine Details)

                                                                                        U-Nut Unified (UNC)

                                                                                          U Nut, Unified (UNF)

                                                                                            K Nut with Washer

                                                                                            Brand

                                                                                            MISUMI

                                                                                            KST

                                                                                            MISUMI

                                                                                            MiSUMi Economy

                                                                                            LOCKFASTENER

                                                                                            SUNCO

                                                                                            KHI

                                                                                            MISUMI

                                                                                            SUNCO

                                                                                            FUJI SEIMITSU

                                                                                            SUNCO

                                                                                            NABEYA BI-TECH

                                                                                            HARDLOCK INDUSTRY

                                                                                            TOMOE KOGYO

                                                                                            FUJI SEIMITSU

                                                                                            FUJI SEIMITSU

                                                                                            TRUSCO NAKAYAMA

                                                                                            SAIMA CORPORATION

                                                                                            MISUMI

                                                                                            NABEYA BI-TECH

                                                                                            HARDLOCK INDUSTRY

                                                                                            HARDLOCK INDUSTRY

                                                                                            SUNCO

                                                                                            SUNCO

                                                                                            SAKAMURA

                                                                                            LOCKFASTENER

                                                                                            SUNCO

                                                                                            FUJI SEIMITSU

                                                                                            SUNCO

                                                                                            SUNCO

                                                                                            SUNCO

                                                                                            FORTUNE BRIGHT

                                                                                            HARDLOCK INDUSTRY

                                                                                            HARDLOCK INDUSTRY

                                                                                            HARDLOCK INDUSTRY

                                                                                            SUNCO

                                                                                            SUNCO

                                                                                            SATO RASHI

                                                                                            LOCKFASTENER

                                                                                            TOMOE KOGYO

                                                                                            SUNCO

                                                                                            FUJI SEIMITSU

                                                                                            FUJI SEIMITSU

                                                                                            FUJI SEIMITSU

                                                                                            FUJI SEIMITSU

                                                                                            KFC

                                                                                            Product Series

                                                                                            U-Nuts (Pack)【1-100 Pieces Per Package】

                                                                                            Self-Locking Nut

                                                                                            Ring Lock Nut (With Threadlocker) - Stainless Steel, Package Sale, Single Item [RoHS Compliant]【1-250 Pieces Per Package】

                                                                                            Nylon Lock Nut (Type 1)【1-1,000 Pieces Per Package】

                                                                                            Nylon Lock Nut Type 1【1-3,000 Pieces Per Package】

                                                                                            Hyper Load Nut

                                                                                            Double Locking Nut - Hard Lock Nut

                                                                                            Fine U Nut

                                                                                            U Nut Type 3【1-4,000 Pieces Per Package】

                                                                                            Hard Lock Nut【1-200 Pieces Per Package】

                                                                                            Lock Nut - SWUS【1-20 Pieces Per Package】

                                                                                            H-1 Rimmed Hard Locking Nut【1-300 Pieces Per Package】

                                                                                            Nylon Lock Nut (Type 1 / Small / Fine)【1-150 Pieces Per Package】

                                                                                            U Nut Class 1 and 2 (Steel/SUS304)【1-2,500 Pieces Per Package】

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

                                                                                            Hex Nut "Hard Lock Nut" (with Rim/Trivalent Chromate)【1-15 Pieces Per Package】

                                                                                            Hex Nylon Lock Nut - Inch Size

                                                                                            [Clean & Pack]U Nut - Single Item

                                                                                            Titanium Locking Nut - SWUT

                                                                                            Hardlock Nut (Thread-Lock Nut)【1-150 Pieces Per Package】

                                                                                            Thin Hard Locking Nut

                                                                                            Nylon Lock Nut Type 2

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

                                                                                            Spring Nut【1-2,000 Pieces Per Package】

                                                                                            Nylon Lock Nut (Unified UNC)

                                                                                            E-Lock Nut【1-600 Pieces Per Package】

                                                                                            Type 1 U-Nut (SUS316L)

                                                                                            U Nut

                                                                                            HARDLOCK Nut (H-1/with Rim)

                                                                                            HARDLOCK Nut (Fine Thread)

                                                                                            FB Lock Nut

                                                                                            Semi-Flat Hard Locking Nut

                                                                                            Whitworth Hard Locking Nut

                                                                                            Fine Hard Locking Nut

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

                                                                                            Flanged Lead Lock Nut【400-1,500 Pieces Per Package】

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

                                                                                            Nylon Lock Nut (Type 1, Small Size)

                                                                                            Nylon Lock Nut (Type 1, Small Size)【1-500 Pieces Per Package】

                                                                                            Fine, Small E-Lock Nut

                                                                                            GU Nut

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

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

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

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

                                                                                            CAD
                                                                                            • 2D / 3D
                                                                                            • 2D / 3D
                                                                                            • 2D / 3D
                                                                                            • 2D / 3D
                                                                                            • 2D / 3D
                                                                                            • 2D / 3D
                                                                                            • 2D / 3D
                                                                                            • 2D / 3D
                                                                                            • 2D / 3D
                                                                                            • 2D / 3D
                                                                                            • 2D / 3D
                                                                                            Days to Ship 1 Day(s) or more 2 Day(s) or more 4 Day(s) or more 5 Day(s) or more 2 Day(s) or more 5 Day(s) or more 2 Day(s) or more 9 Day(s) or more 5 Day(s) or more 9 Day(s) or more 2 Day(s) or more 5 Day(s) or more 5 Day(s) or more 1 Day(s) or more 5 Day(s) or more 9 Day(s) 6 Day(s) or more 6 Day(s) or more 5 Day(s) or more 5 Day(s) or more 5 Day(s) or more 2 Day(s) or more 5 Day(s) or more 5 Day(s) or more 5 Day(s) or more 5 Day(s) or more 5 Day(s) or more 5 Day(s) or more 5 Day(s) or more 5 Day(s) or more 4 Day(s) or more 5 Day(s) or more 5 Day(s) or more 5 Day(s) or more 5 Day(s) or more 5 Day(s) or more 5 Day(s) or more 5 Day(s) or more 5 Day(s) or more 5 Day(s) or more 5 Day(s) or more 5 Day(s) or more 5 Day(s) or more 5 Day(s) or more 5 Day(s) or more
                                                                                            Nominal of Thread (M)4 ~ 163 ~ 20-1 ~ 362 ~ 368 ~ 246 ~ 16M10x0.75 ~ M150x2.04 ~ 2014 ~ 186 ~ 125 ~ 3010 ~ 123 ~ 646 ~ 206 ~ 20--3 ~ 106 ~ 6416 ~ 365 ~ 18-4 ~ 12-5 ~ 124 ~ 305 ~ 428 ~ 3010 ~ 303 ~ 3036 ~ 48-8 ~ 2410 ~ 125 ~ 810 ~ 128 ~ 108108 ~ 168 ~ 27--5 ~ 16
                                                                                            MaterialStainless Steel ~ SteelStainless Steel ~ SteelStainless SteelStainless Steel ~ TitaniumBrass ~ TitaniumStainless Steel ~ SteelStainless Steel ~ SteelStainless Steel ~ SteelStainless Steel ~ SteelSteelStainless SteelStainless Steel ~ SteelSteelStainless Steel ~ SteelStainless Steel ~ SteelSteelStainless SteelSteelTitaniumBrass ~ SteelStainless Steel ~ SteelStainless Steel ~ SteelStainless Steel ~ SteelSteelStainless Steel ~ SteelStainless Steel ~ SteelStainless SteelStainless Steel ~ SteelSteelStainless Steel ~ SteelStainless Steel ~ SteelStainless Steel ~ SteelStainless Steel ~ SteelStainless Steel ~ SteelStainless Steel ~ SteelSteelSteelStainless SteelSteelSteelSteelStainless Steel ~ SteelStainless Steel ~ SteelStainless Steel ~ SteelStainless Steel ~ Steel
                                                                                            Applications, FunctionsLockLock-LockLockLockLock-LockLockLockLockLockLockLockFall-off PreventionLockStandard / m / nLockLockLockLockLockLockLockLockLockLockLockLockLockLockLockLockLockLockLockLockLockLockLockLockLockLockLock
                                                                                            Thread TypeMetric, CoarseMetric, CoarseMetric, CoarseMetric, CoarseMetric, CoarseMetric, CoarseMetric, CoarseMetric, CoarseMetric, CoarseMetric, CoarseMetric, CoarseMetric, CoarseMetric, FineMetric, CoarseMetric, Coarse (Left)Metric, CoarseUnified, Coarse (UNC) / Unified, Fine (UNF)Metric, CoarseMetric, CoarseMetric, CoarseMetric, CoarseMetric, CoarseUnified, Fine (UNF)Metric, CoarseUnified, Coarse (UNC)Metric, CoarseMetric, CoarseMetric, CoarseMetric, CoarseMetric, FineMetric, CoarseMetric, CoarseWhit, CoarseMetric, FineMetric, FineMetric, CoarseMetric, FineMetric, CoarseMetric, CoarseMetric, FineMetric, CoarseMetric, FineUnified, Coarse (UNC)Unified, Fine (UNF)Metric, Coarse
                                                                                            Surface TreatmentNot Provided / Trivalent Chromate / Bright Chrome PlatingNot Provided / Bright Chrome Plating / Zinc Plating / Painting, CoatingNot ProvidedNot Provided / Bright Chrome PlatingTrivalent Chromate / Bright Chrome Plating / Chromate Plating / Painting, CoatingNot Provided / Trivalent Chromate / Zinc PlatingNot Provided / Trivalent ChromateNot Provided-Trivalent Chromate / ParkerizingNot ProvidedTrivalent Chromate / Parkerizing / Painting, CoatingTrivalent Chromate / Bright Chrome Plating / Chromate PlatingNot Provided / Electroless Nickel Plating / Trivalent Chromate / Bright Chrome Plating / Zinc Plating / Chromate Plating--Passivated-PolishingTrivalent Chromate / Nickel Plating / ParkerizingNot Provided / Trivalent ChromateTrivalent Chromate / Bright Chrome Plating / Chromate PlatingBright Chrome PlatingNot Provided / Trivalent Chromate / Bright Chrome Plating / Chromate Plating / Nickel Plating / Chrome PlatingNot Provided / Bright Chrome PlatingTrivalent Chromate-Trivalent ChromateTrivalent Chromate / Zinc Plating / DacrotizingTrivalent Chromate / ParkerizingNot Provided / Bright Chrome Plating / Zinc PlatingNot Provided / Trivalent ChromateNot Provided / Trivalent Chromate / Zinc PlatingNot Provided / Trivalent ChromateTrivalent Chromate / Bright Chrome Plating / Chromate PlatingNot Provided / Trivalent Chromate / Bright Chrome Plating / Chromate PlatingTrivalent ChromateNot ProvidedTrivalent Chromate / Bright Chrome Plating / Chromate PlatingTrivalent Chromate----Not Provided / Zinc Plating
                                                                                            Sales UnitLow 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.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.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.Low Quantity (Available beginning with 1 pc.) / Box, Pkg.-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.)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.)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.)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.)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.)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.) / Box, Pkg.Box, Pkg.
                                                                                            Locking DetailsU NutFriction NutSpring NutNylon NutNylon NutSpring NutHard Lock Nut-U NutHard Lock NutFriction NutHard Lock NutNylon NutU NutU NutHard Lock NutNylon NutU NutNylon NutHard Lock NutHard Lock NutNylon NutNylon NutSpring NutNylon NutFriction NutU NutFriction NutHard Lock NutHard Lock NutFriction NutHard Lock NutHard Lock NutHard Lock NutNylon NutFriction NutU NutNylon NutNylon NutFriction NutU NutU NutU NutU NutOther Special Shapes
                                                                                            Nominal of Thread (inch)----------------No. 2 ~ No. 12-----1/2 ~ No. 10-1/2 ~ No. 10-------1 ~ 5/8---------1 ~ No. 101/2 ~ No. 10-
                                                                                            Surface Treatment (Details)Not Provided / Trivalent ChromateBlack Paint / Not Provided / Bright Chrome Plating / Hot Zinc PlatingNot ProvidedNot Provided / Bright Chrome PlatingTrivalent Chromate / Bright Chrome Plating / Chromate PlatingNot Provided / Trivalent Chromate / Hot Zinc PlatingNot Provided / Trivalent ChromateNot ProvidedNot Provided / Trivalent Chromate / Bright Chrome Plating / Chromate PlatingOther Special Treatment / Trivalent ChromateNot ProvidedSeizure-Against Coating / Not Provided / Trivalent Chromate / Hot Zinc Plating / ParkerizingTrivalent Chromate / Bright Chrome Plating / Chromate PlatingNot Provided / Electroless Nickel Plating / Trivalent Chromate / Bright Chrome Plating / Hot Zinc Plating / Chromate PlatingNot Provided / Trivalent Chromate / Bright Chrome Plating / Chromate PlatingTrivalent ChromateBarrel, Passivated-Special Chemical GrindingNot Provided / Trivalent Chromate / Hot Zinc Plating / Nickel Plating / ParkerizingNot Provided / Trivalent ChromateTrivalent Chromate / Bright Chrome Plating / Chromate PlatingBright Chrome PlatingNot Provided / Trivalent Chromate / Bright Chrome Plating / Chromate Plating / Nickel Plating / Chrome PlatingNot Provided / Bright Chrome PlatingTrivalent ChromateNot ProvidedTrivalent ChromateTrivalent Chromate / Hot Zinc Plating / DacrotizingOther Special Treatment / Trivalent ChromateNot Provided / Bright Chrome Plating / Hot Zinc PlatingNot Provided / Trivalent ChromateNot Provided / Trivalent Chromate / Hot Zinc PlatingNot Provided / Trivalent ChromateTrivalent Chromate / Bright Chrome Plating / Chromate PlatingNot Provided / Trivalent Chromate / Bright Chrome Plating / Chromate PlatingTrivalent ChromateNot ProvidedTrivalent Chromate / Bright Chrome Plating / Chromate PlatingTrivalent ChromateTrivalent ChromateNot Provided / Trivalent Chromate / Bright Chrome Plating / Chromate PlatingNot Provided / Bright Chrome Plating / Chromate PlatingNot Provided / Bright Chrome Plating / Chromate PlatingNot Provided / Hot Zinc Plating
                                                                                            Hex Nut Type--Class 1Class 1Class 1---Class 3---Class 1Class 1 ~ Class 2--Class 2----Class 2Class 1---Class 1Class 2------Class 1Class 2-Class 1Class 1--Class 1 ~ Class 2--Class 1

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