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
  • Same day
  • 1 Day(s) or Less
  • 2 Day(s) or Less
  • 9 Day(s) or Less
  • 10 Day(s) or Less
  • 11 Day(s) or Less
  • 12 Day(s) or Less
  • 13 Day(s) or Less
  • 14 Day(s) or Less
  • 15 Day(s) or Less
Brand
Product Series
CAD
Days to Ship
Nominal of Thread (M)
Material
Surface Treatment
Thread Type
Applications, Functions
Sales Unit
Nominal of Thread (inch)
Surface Treatment (Details)
Hex Nut Type
Locking Details

    Self-Locking Nut

      U-Nuts (Pack)

        Double Locking Nuts

          U Nut Class 1 and 2 (Steel/SUS304)

            Nylon Nut Type 1

              Nylon Nut (Type 1)

                Hard Locking Nut

                  U Nut Type 1 (Fine Details)

                    Fine Hard Locking Nut

                      Thin Hard Locking Nut

                        U Nut Type 2

                          U Nut Type 3

                            U Nut

                              Locking K Nut

                                Semi-Flat Hard Locking Nut

                                  Lead Lock Nut

                                    V-Lock Nut

                                      Nylon Nut (Unified UNF)

                                        Type 1 U-Nut (SUS316L)

                                          Left-Handed U-Nut

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

                                              Hex Nut “Hyper Load Nut”

                                                HARDLOCK Nut (Fine Thread)

                                                  Titanium Locking Nut - SWUT

                                                    Lock Nut - SWUS

                                                      H-1 Rimmed Hard Locking Nut

                                                        Whitworth Hard Locking Nut

                                                          Stable Nut

                                                            Stable Nut Fine

                                                              Stable Nut Thin

                                                                Nylon Nut Type 2

                                                                  Nylon Nut Unified (UNC)

                                                                    Nylon Nut Unified (UNF)

                                                                      Nylon Nut Class 1 Small

                                                                        Nylon Nut Class 1 Fine

                                                                          Nylon Nut Class 1 Small and Fine

                                                                            Flanged Lead Lock Nut

                                                                              Lead Lock Nut Fine

                                                                                Lead Lock Nut Small

                                                                                  Spring Nut

                                                                                    Spring Nut, Small

                                                                                      Tough Lock

                                                                                        Tough Lock Nut Fine

                                                                                          Tough Lock Nut Small

                                                                                            Tough Lock Nut Small and Fine

                                                                                            Brand

                                                                                            KST

                                                                                            MISUMI

                                                                                            MISUMI

                                                                                            FUJI SEIMITSU

                                                                                            SUNCO

                                                                                            LOCKFASTENER

                                                                                            HARDLOCK INDUSTRY

                                                                                            FUJI SEIMITSU

                                                                                            HARDLOCK INDUSTRY

                                                                                            HARDLOCK INDUSTRY

                                                                                            FUJI SEIMITSU

                                                                                            FUJI SEIMITSU

                                                                                            TRUSCO NAKAYAMA

                                                                                            KFC

                                                                                            HARDLOCK INDUSTRY

                                                                                            SUNCO

                                                                                            KISHU FASTENER

                                                                                            LOCKFASTENER

                                                                                            FUJI SEIMITSU

                                                                                            FUJI SEIMITSU

                                                                                            YAHATA

                                                                                            TRUSCO NAKAYAMA

                                                                                            SUNCO

                                                                                            NABEYA BI-TECH

                                                                                            NABEYA BI-TECH

                                                                                            HARDLOCK INDUSTRY

                                                                                            HARDLOCK INDUSTRY

                                                                                            SOHWA SEISAKUSHO

                                                                                            SOHWA SEISAKUSHO

                                                                                            SOHWA SEISAKUSHO

                                                                                            SUNCO

                                                                                            SUNCO

                                                                                            SUNCO

                                                                                            SUNCO

                                                                                            SUNCO

                                                                                            SUNCO

                                                                                            SUNCO

                                                                                            SUNCO

                                                                                            SUNCO

                                                                                            SAKAMURA

                                                                                            SAKAMURA

                                                                                            SUNCO

                                                                                            SUNCO

                                                                                            SUNCO

                                                                                            SUNCO

                                                                                            Product Series

                                                                                            Self-Locking Nut【1-2,500 Pieces Per Package】

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

                                                                                            Double Locking Nuts

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

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

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

                                                                                            Hard Locking Nut【1-150 Pieces Per Package】

                                                                                            U Nut Type 1 (Fine Details)

                                                                                            Fine Hard Locking Nut【1-100 Pieces Per Package】

                                                                                            Thin Hard Locking Nut

                                                                                            U Nut Type 2【1-1,500 Pieces Per Package】

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

                                                                                            U Nut【3-6 Pieces Per Package】

                                                                                            Locking K Nut【25-1,000 Pieces Per Package】

                                                                                            Semi-Flat Hard Locking Nut【1-24 Pieces Per Package】

                                                                                            Lead Lock Nut【80-7,000 Pieces Per Package】

                                                                                            V-Lock Nut【1-4,000 Pieces Per Package】

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

                                                                                            Type 1 U-Nut (SUS316L)

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

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

                                                                                            Hex Nut “Hyper Load Nut”【1-7 Pieces Per Package】

                                                                                            HARDLOCK Nut (Fine Thread)

                                                                                            Titanium Locking Nut - SWUT

                                                                                            Lock Nut - SWUS【1-50 Pieces Per Package】

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

                                                                                            Whitworth Hard Locking Nut【1-100 Pieces Per Package】

                                                                                            Stable Nut

                                                                                            Stable Nut Fine【300 Pieces Per Package】

                                                                                            Stable Nut Thin【1-1,800 Pieces Per Package】

                                                                                            Nylon Nut Type 2【1-500 Pieces Per Package】

                                                                                            Nylon Nut Unified (UNC)【1-3,000 Pieces Per Package】

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

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

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

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

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

                                                                                            Lead Lock Nut Fine【200-300 Pieces Per Package】

                                                                                            Lead Lock Nut Small【800 Pieces Per Package】

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

                                                                                            Spring Nut, Small【250-350 Pieces Per Package】

                                                                                            Tough Lock【400-600 Pieces Per Package】

                                                                                            Tough Lock Nut Fine【200 Pieces Per Package】

                                                                                            Tough Lock Nut Small【500 Pieces Per Package】

                                                                                            Tough Lock Nut Small and Fine【200 Pieces Per Package】

                                                                                            CAD
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                                                                                            Days to Ship Same day or more Same day or more Same day or more Same day or more Same day or more 9 Day(s) or more Same day or more 9 Day(s) or more 9 Day(s) or more 9 Day(s) or more 12 Day(s) or more 9 Day(s) or more 2 Day(s) 9 Day(s) or more 11 Day(s) or more 10 Day(s) or more 9 Day(s) or more 9 Day(s) or more 9 Day(s) or more 10 Day(s) or more 17 Day(s) or more 9 Day(s) or more 9 Day(s) or more Same day or more Same day or more 9 Day(s) or more 9 Day(s) or more 9 Day(s) or more 18 Day(s) or more 9 Day(s) or more Same day or more 10 Day(s) or more 10 Day(s) or more 12 Day(s) or more 9 Day(s) or more 12 Day(s) or more 12 Day(s) or more 12 Day(s) or more 10 Day(s) or more 9 Day(s) or more 12 Day(s) or more 12 Day(s) or more 10 Day(s) or more 12 Day(s) or more 12 Day(s) or more
                                                                                            Nominal of Thread (M)3 ~ 304 ~ 166 ~ 163 ~ 641 ~ 361 ~ 366 ~ 648 ~ 208 ~ 3016 ~ 366 ~ 364 ~ 204 ~ 165 ~ 2420 ~ 483 ~ 164 ~ 24-4 ~ 306 ~ 204 ~ 128 ~ 2010 ~ 303 ~ 106 ~ 125 ~ 30-4 ~ 16106 ~ 125 ~ 18--8 ~ 108 ~ 2010 ~ 125 ~ 810 ~ 1284 ~ 128 ~ 106 ~ 810812
                                                                                            MaterialStainless Steel ~ SteelStainless Steel ~ SteelStainless Steel ~ SteelStainless Steel ~ SteelBrass ~ TitaniumStainless Steel ~ TitaniumBrass ~ SteelStainless Steel ~ SteelStainless Steel ~ SteelStainless Steel ~ SteelSteelStainless Steel ~ SteelStainless Steel ~ SteelStainless Steel ~ SteelStainless Steel ~ SteelSteelStainless Steel ~ SteelStainless Steel ~ SteelStainless SteelStainless Steel ~ SteelSteelSteelStainless Steel ~ SteelTitaniumStainless SteelStainless Steel ~ SteelStainless Steel ~ SteelStainless SteelSteelStainless Steel ~ SteelStainless Steel ~ SteelStainless Steel ~ SteelStainless Steel ~ SteelStainless Steel ~ SteelStainless Steel ~ SteelStainless Steel ~ SteelSteelSteelSteelSteelSteelSteelSteelSteelSteel
                                                                                            Surface TreatmentNot Provided / Trivalent Chromate / Bright Chrome Plating / Zinc Plating / Chromate Plating / Nickel Plating / Painting, Coating / Silver/Copper/Tin PlatingNot Provided / Trivalent Chromate / Bright Chrome PlatingNot Provided / Trivalent ChromateNot Provided / Electroless Nickel Plating / Trivalent Chromate / Bright Chrome Plating / Zinc Plating / Chromate PlatingTrivalent Chromate / Bright Chrome Plating / Chromate Plating / Nickel Plating / Painting, CoatingNot Provided / Bright Chrome Plating / Chromate PlatingTrivalent Chromate / Chromate Plating / Nickel Plating / Parkerizing-Not Provided / Trivalent ChromateNot Provided / Trivalent Chromate---Not Provided / Zinc PlatingNot Provided / Trivalent ChromateNot Provided / Trivalent Chromate / Bright Chrome Plating / Zinc Plating / Chromate PlatingNot Provided / Trivalent Chromate / Bright Chrome Plating / Zinc Plating / Chromate PlatingNot Provided / Bright Chrome Plating--Trivalent Chromate-Trivalent Chromate / ParkerizingPolishingNot ProvidedTrivalent Chromate / Parkerizing / Painting, CoatingNot Provided / Trivalent Chromate / Zinc PlatingNot ProvidedNot Provided / Bright Chrome PlatingNot Provided / Trivalent Chromate / Bright Chrome Plating / Chromate PlatingTrivalent Chromate / Bright Chrome Plating / Chromate Plating / Nickel PlatingBright Chrome PlatingBright Chrome PlatingTrivalent Chromate / Bright Chrome Plating / Chromate PlatingTrivalent Chromate / Bright Chrome Plating / Chromate PlatingTrivalent Chromate / 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 Provided / Trivalent Chromate / Bright Chrome Plating / Chromate Plating / Nickel Plating / Chrome PlatingTrivalent ChromateTrivalent ChromateTrivalent ChromateTrivalent ChromateTrivalent Chromate
                                                                                            Thread TypeMetric, CoarseMetric, CoarseMetric, CoarseMetric, CoarseMetric, CoarseMetric, CoarseMetric, CoarseMetric, FineMetric, FineMetric, CoarseMetric, CoarseMetric, CoarseMetric, CoarseMetric, CoarseMetric, CoarseMetric, CoarseMetric, CoarseUnified, Fine (UNF)Metric, CoarseMetric, Coarse (Left)Metric, CoarseMetric, CoarseMetric, FineMetric, CoarseMetric, CoarseMetric, CoarseWhit, CoarseMetric, CoarseMetric, FineMetric, CoarseMetric, CoarseUnified, Coarse (UNC)Unified, Fine (UNF)Metric, CoarseMetric, FineMetric, FineMetric, CoarseMetric, FineMetric, CoarseMetric, CoarseMetric, CoarseMetric, CoarseMetric, FineMetric, CoarseMetric, Fine
                                                                                            Applications, FunctionsLockLockLockLockLockLockLockLockLockLockLockLockLockLockLockLockLockLockLockLockLockFall-off PreventionLockLockLockLockLockLockLockLockLockLockLockLockLockLockLockLockLockLockLockLockLockLockLock
                                                                                            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.)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.)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.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.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.) ~ 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.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.Box, Pkg.Box, Pkg.Low Quantity (Available beginning with 1 pc.) ~ Box, Pkg.Box, Pkg.Box, Pkg.Box, Pkg.Box, Pkg.Box, Pkg.
                                                                                            Nominal of Thread (inch)-----------------1/2 ~ No. 10--------1 ~ 7/8----1/2 ~ No. 101/2 ~ No. 10------------
                                                                                            Surface Treatment (Details)Copper Plating / Black Paint / Not Provided / Trivalent Chromate / Bright Chrome Plating / Zinc Plating / Hot Zinc Plating / Chromate Plating / Nickel PlatingNot Provided / Trivalent ChromateNot Provided / Trivalent ChromateNot Provided / Electroless Nickel Plating / Trivalent Chromate / Bright Chrome Plating / Hot Zinc Plating / Chromate PlatingTrivalent Chromate / Bright Chrome Plating / Chromate Plating / Nickel PlatingNot Provided / Bright Chrome Plating / Chromate PlatingNot Provided / Trivalent Chromate / Hot Zinc Plating / Chromate Plating / Nickel Plating / ParkerizingNot Provided / Trivalent Chromate / Bright Chrome Plating / Chromate PlatingNot Provided / Trivalent ChromateNot Provided / Trivalent ChromateBright Chrome Plating / Chromate PlatingNot Provided / Trivalent Chromate / Bright Chrome Plating / Chromate PlatingBright Chrome PlatingNot Provided / Hot Zinc PlatingNot Provided / Trivalent ChromateNot Provided / Trivalent Chromate / Bright Chrome Plating / Hot Zinc Plating / Chromate PlatingNot Provided / Trivalent Chromate / Bright Chrome Plating / Hot Zinc Plating / Chromate PlatingNot Provided / Bright Chrome PlatingNot ProvidedNot Provided / Trivalent Chromate / Bright Chrome Plating / Chromate PlatingTrivalent ChromateTrivalent ChromateOther Special Treatment / Trivalent ChromateSpecial Chemical GrindingNot ProvidedSeizure-Against Coating / Not Provided / Trivalent Chromate / Hot Zinc Plating / ParkerizingNot Provided / Trivalent Chromate / Hot Zinc PlatingNot ProvidedNot Provided / Bright Chrome PlatingNot Provided / Trivalent Chromate / Bright Chrome Plating / Chromate PlatingTrivalent Chromate / Bright Chrome Plating / Chromate Plating / Nickel PlatingBright Chrome PlatingBright Chrome PlatingTrivalent Chromate / Bright Chrome Plating / Chromate PlatingTrivalent Chromate / Bright Chrome Plating / Chromate PlatingTrivalent Chromate / 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 Provided / Trivalent Chromate / Bright Chrome Plating / Chromate Plating / Nickel Plating / Chrome PlatingTrivalent ChromateTrivalent ChromateTrivalent ChromateTrivalent ChromateTrivalent Chromate
                                                                                            Hex Nut Type---Class 1 ~ Class 2Class 1Class 1-Class 1--Class 2Class 3-Class 1-Class 1 ~ Class 2Class 1 ~ Class 2-Class 1-----------Class 2Class 1Class 1Class 1Class 1Class 1Class 2Class 2Class 2------
                                                                                            Locking DetailsFriction NutU NutHard Lock NutU NutNylon NutNylon NutHard Lock NutU NutHard Lock NutHard Lock NutU NutU NutU NutFriction NutHard Lock NutFriction NutFriction NutNylon NutU NutU NutOther Special ShapesHard Lock NutHard Lock NutNylon NutFriction NutHard Lock NutHard Lock NutFriction NutFriction NutFriction NutNylon NutNylon NutNylon NutNylon NutNylon NutNylon NutFriction NutFriction NutFriction NutSpring NutSpring NutOther Special ShapesOther Special ShapesOther Special ShapesOther Special Shapes

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