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  • Notice of End of Sales for Economy Series Pneumatic Equipment Category. More information.

Lock Nuts(Sales Unit:Low Quantity (Available beginning with 1 pc.))

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
  • 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
  • 11 Day(s) or Less
  • 12 Day(s) or Less
  • 13 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

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

    • On Sale Till 31/03/2025

    Self-Locking Nut

    • On Sale Till 31/03/2025

    U-Nuts (Pack)

      Nylon Lock Nut (Type 1) (Iron / Brass)

        Nylon Lock Nut Type 1

        • On Sale Till 31/03/2025

        Nylon Lock Nut Type 2

          U Nut Class 1 and 2 (Steel/SUS304)

          • On Sale Till 31/03/2025

          Double Locking Nut - Hard Lock Nut

            Hard Lock Nut

              Lock Nut - SWUS

                Nylon Lock Nut (Unified UNC)

                  Iron and Stainless Steel Stable Nut

                    [Clean & Pack]U Nut - Single Item

                      E-Lock Nut

                        H-1 Rimmed Hard Locking Nut

                          Thin Hard Locking Nut

                            Nylon Lock Nut (Type 2)

                              Thin, Fine U-Nut

                                Hard Locking Bearing Nuts (Thin)

                                  HARDLOCK Nut (H-1/with Rim)

                                    [Clean & Pack] Double Locking Nut

                                      Titanium Locking Nut - SWUT

                                        Semi-Flat Hard Locking Nut

                                          Whitworth Hard Locking Nut

                                            Nylon Lock Nut Unified (UNC)

                                              Spring Nut

                                                V-Lock Nut

                                                  Stable Nut, Thin Shape

                                                    Nylon Lock Nut (Type 1, Small Size)

                                                      Nylon Lock Nut (Unified UNF)

                                                        U Nut, Unified (UNF)

                                                          Left-Handed U-Nut

                                                            U Nut Type 3

                                                              HARDLOCK Nut (Fine Thread)

                                                                FB Lock Nut

                                                                  Nylon Lock Nut Class 1 Small

                                                                    Nylon Lock Nut Class 1 Fine

                                                                      Hyper Load Nut

                                                                      • On Sale Till 31/03/2025

                                                                      U Nut Type 2 (Fine Details)

                                                                        U Nut

                                                                          U Nut (Fine)

                                                                            U Nut, Thin

                                                                              Iron U-Nut Thin Type (Smooth Cut)

                                                                                Hardlock Nut (Thread-Lock Nut)

                                                                                  Fine Hard Locking Nut

                                                                                  Brand

                                                                                  MISUMI

                                                                                  MiSUMi Economy

                                                                                  KST

                                                                                  MISUMI

                                                                                  TOMOE KOGYO

                                                                                  SUNCO

                                                                                  SUNCO

                                                                                  FUJI SEIMITSU

                                                                                  MISUMI

                                                                                  SUNCO

                                                                                  NABEYA BI-TECH

                                                                                  LOCKFASTENER

                                                                                  SOHWA SEISAKUSHO

                                                                                  MISUMI

                                                                                  SUNCO

                                                                                  HARDLOCK INDUSTRY

                                                                                  HARDLOCK INDUSTRY

                                                                                  TOMOE KOGYO

                                                                                  FUJI SEIMITSU

                                                                                  SUNCO

                                                                                  SUNCO

                                                                                  MISUMI

                                                                                  NABEYA BI-TECH

                                                                                  HARDLOCK INDUSTRY

                                                                                  HARDLOCK INDUSTRY

                                                                                  SUNCO

                                                                                  SAKAMURA

                                                                                  KISHU FASTENER

                                                                                  SOHWA SEISAKUSHO

                                                                                  LOCKFASTENER

                                                                                  LOCKFASTENER

                                                                                  FUJI SEIMITSU

                                                                                  FUJI SEIMITSU

                                                                                  FUJI SEIMITSU

                                                                                  SUNCO

                                                                                  FORTUNE BRIGHT

                                                                                  SUNCO

                                                                                  SUNCO

                                                                                  KHI

                                                                                  FUJI SEIMITSU

                                                                                  SUNCO

                                                                                  SUNCO

                                                                                  SUNCO

                                                                                  SUNCO

                                                                                  HARDLOCK INDUSTRY

                                                                                  HARDLOCK INDUSTRY

                                                                                  Product Series

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

                                                                                  Self-Locking Nut

                                                                                  U-Nuts (Pack)

                                                                                  Nylon Lock Nut (Type 1) (Iron / Brass)

                                                                                  Nylon Lock Nut Type 1

                                                                                  Nylon Lock Nut Type 2

                                                                                  U Nut Class 1 and 2 (Steel/SUS304)

                                                                                  Double Locking Nut - Hard Lock Nut

                                                                                  Hard Lock Nut

                                                                                  Lock Nut - SWUS

                                                                                  Nylon Lock Nut (Unified UNC)

                                                                                  Iron and Stainless Steel Stable Nut

                                                                                  [Clean & Pack]U Nut - Single Item

                                                                                  E-Lock Nut

                                                                                  H-1 Rimmed Hard Locking Nut

                                                                                  Thin Hard Locking Nut

                                                                                  Nylon Lock Nut (Type 2)

                                                                                  Thin, Fine U-Nut

                                                                                  Hard Locking Bearing Nuts (Thin)

                                                                                  HARDLOCK Nut (H-1/with Rim)

                                                                                  [Clean & Pack] Double Locking Nut

                                                                                  Titanium Locking Nut - SWUT

                                                                                  Semi-Flat Hard Locking Nut

                                                                                  Whitworth Hard Locking Nut

                                                                                  Nylon Lock Nut Unified (UNC)

                                                                                  Spring Nut

                                                                                  V-Lock Nut

                                                                                  Stable Nut, Thin Shape

                                                                                  Nylon Lock Nut (Type 1, Small Size)

                                                                                  Nylon Lock Nut (Unified UNF)

                                                                                  U Nut, Unified (UNF)【1-2,000 Pieces Per Package】

                                                                                  Left-Handed U-Nut

                                                                                  U Nut Type 3

                                                                                  HARDLOCK Nut (Fine Thread)

                                                                                  FB Lock Nut

                                                                                  Nylon Lock Nut Class 1 Small

                                                                                  Nylon Lock Nut Class 1 Fine

                                                                                  Hyper Load Nut

                                                                                  U Nut Type 2 (Fine Details)

                                                                                  U Nut

                                                                                  U Nut (Fine)

                                                                                  U Nut, Thin

                                                                                  Iron U-Nut Thin Type (Smooth Cut)

                                                                                  Hardlock Nut (Thread-Lock Nut)

                                                                                  Fine Hard Locking Nut

                                                                                  CAD
                                                                                  • 2D / 3D
                                                                                  • 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 4 Day(s) or more Same day or more Same day or more 4 Day(s) or more Same day or more Same day or more Same day or more Same day or more 7 Day(s) or more Same day or more 4 Day(s) or more 4 Day(s) or more 5 Day(s) or more 4 Day(s) or more 4 Day(s) or more 4 Day(s) or more Same day or more 4 Day(s) or more 7 Day(s) or more 4 Day(s) or more 8 Day(s) or more 4 Day(s) or more 4 Day(s) or more 4 Day(s) or more 4 Day(s) or more 4 Day(s) or more 4 Day(s) or more 4 Day(s) or more 4 Day(s) or more 4 Day(s) or more 4 Day(s) or more 4 Day(s) or more 4 Day(s) or more 4 Day(s) or more 4 Day(s) or more 4 Day(s) or more 4 Day(s) or more 4 Day(s) or more 4 Day(s) or more 4 Day(s) or more 7 Day(s) or more 4 Day(s) or more 4 Day(s) or more 4 Day(s) or more 4 Day(s) or more
                                                                                  Nominal of Thread (M)-3 ~ 204 ~ 162 ~ 302 ~ 365 ~ 183 ~ 606 ~ 1614 ~ 186 ~ 12-4 ~ 20-6 ~ 125 ~ 3016 ~ 365 ~ 128 ~ 1816 ~ 368 ~ 30-3 ~ 1036 ~ 48--5 ~ 104 ~ 2488 ~ 10--6 ~ 204 ~ 2010 ~ 303 ~ 308 ~ 108 ~ 208 ~ 2410 ~ 565 ~ 4212 ~ 2410 ~ 248 ~ 246 ~ 308 ~ 36
                                                                                  MaterialStainless SteelStainless Steel ~ SteelStainless Steel ~ SteelBrass ~ SteelBrass ~ TitaniumStainless Steel ~ SteelStainless Steel ~ SteelStainless Steel ~ SteelSteelStainless SteelStainless Steel ~ SteelStainless Steel ~ SteelSteelStainless Steel ~ SteelStainless Steel ~ SteelStainless Steel ~ SteelStainless Steel ~ SteelSteelStainless Steel ~ SteelSteelSteelTitaniumStainless Steel ~ SteelStainless Steel ~ SteelStainless Steel ~ SteelSteelStainless Steel ~ SteelStainless SteelStainless SteelStainless Steel ~ SteelStainless Steel ~ SteelStainless Steel ~ SteelStainless Steel ~ SteelStainless Steel ~ SteelStainless Steel ~ SteelStainless Steel ~ SteelStainless Steel ~ SteelStainless Steel ~ SteelSteelStainless Steel ~ SteelSteelSteelSteelBrass ~ SteelStainless Steel ~ Steel
                                                                                  Applications, Functions-LockLockLockLockLockLockLockLockLockLockLockStandard / m / nLockLockLockLockLockLockLockStandard / m / nLockLockLockLockLockLockLockLockLockLockLockLockLockLockLockLockLockLockLockLockLockLockLockLock
                                                                                  Thread TypeMetric, CoarseMetric, CoarseMetric, CoarseMetric, CoarseMetric, CoarseMetric, CoarseMetric, CoarseMetric, CoarseMetric, CoarseMetric, CoarseUnified, Coarse (UNC)Metric, CoarseMetric, CoarseMetric, CoarseMetric, CoarseMetric, CoarseMetric, CoarseMetric, FineMetric, Coarse / Metric, FineMetric, CoarseMetric, CoarseMetric, CoarseMetric, CoarseWhit, CoarseUnified, Coarse (UNC)Metric, CoarseMetric, CoarseMetric, CoarseMetric, CoarseUnified, Fine (UNF)Unified, Fine (UNF)Metric, Coarse (Left)Metric, CoarseMetric, FineMetric, CoarseMetric, CoarseMetric, FineMetric, CoarseMetric, FineMetric, CoarseMetric, FineMetric, CoarseMetric, FineMetric, CoarseMetric, Fine
                                                                                  Surface TreatmentNot ProvidedNot Provided / Bright Chrome Plating / Zinc Plating / Painting, CoatingNot Provided / Trivalent Chromate / Bright Chrome PlatingNot Provided / Trivalent Chromate / Bright Chrome Plating / Chromate PlatingTrivalent Chromate / Bright Chrome Plating / Chromate PlatingTrivalent Chromate / Bright Chrome Plating / Chromate PlatingNot Provided / Trivalent Chromate / Bright Chrome Plating / Zinc Plating / Chromate PlatingNot Provided / Trivalent ChromateTrivalent Chromate / ParkerizingNot ProvidedNot Provided / Bright Chrome PlatingNot Provided / Zinc Plating-Trivalent ChromateTrivalent Chromate / ParkerizingNot Provided / Trivalent ChromateNot Provided / Bright Chrome Plating / Chromate Plating-Trivalent Chromate / Zinc Plating / ParkerizingTrivalent Chromate / Zinc Plating / Dacrotizing-PolishingNot Provided / Trivalent ChromateNot Provided / Trivalent Chromate / Zinc PlatingBright Chrome PlatingNot Provided / Bright Chrome PlatingNot Provided / Zinc PlatingNot ProvidedNot ProvidedNot Provided / Bright Chrome Plating---Trivalent Chromate / ParkerizingNot Provided / Bright Chrome Plating / Zinc PlatingBright Chrome PlatingTrivalent Chromate / Bright Chrome Plating / Chromate PlatingNot Provided / Trivalent Chromate / Zinc Plating-Trivalent ChromateTrivalent ChromateTrivalent Chromate / Chromate PlatingTrivalent Chromate / Bright Chrome PlatingTrivalent Chromate / Nickel Plating / ParkerizingNot Provided / Trivalent Chromate
                                                                                  Sales UnitLow 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.)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.)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.)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.)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.)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.)Low Quantity (Available beginning with 1 pc.)Low Quantity (Available beginning with 1 pc.)Low Quantity (Available beginning with 1 pc.)
                                                                                  Locking DetailsSpring NutFriction NutU NutNylon NutNylon NutNylon NutU NutHard Lock NutHard Lock NutFriction NutNylon NutFriction NutU NutFriction NutHard Lock NutHard Lock NutNylon NutU NutHard Lock NutHard Lock NutHard Lock NutNylon NutHard Lock NutHard Lock NutNylon NutSpring NutFriction NutFriction NutNylon NutNylon NutU NutU NutU NutHard Lock NutFriction NutNylon NutNylon NutSpring NutU NutFriction NutU NutU NutU NutHard Lock NutHard Lock Nut
                                                                                  Nominal of Thread (inch)----------1/2 ~ No. 10------------1 ~ 5/81/2 ~ No. 10----1/2 ~ No. 101/2 ~ 5/16--------------
                                                                                  Surface Treatment (Details)Not ProvidedBlack Paint / Not Provided / Bright Chrome Plating / Hot Zinc PlatingNot Provided / Trivalent ChromateNot Provided / Trivalent Chromate / Bright Chrome Plating / Chromate PlatingTrivalent Chromate / Bright Chrome Plating / Chromate PlatingTrivalent Chromate / Bright Chrome Plating / Chromate PlatingNot Provided / Trivalent Chromate / Bright Chrome Plating / Hot Zinc Plating / Chromate PlatingNot Provided / Trivalent ChromateOther Special Treatment / Trivalent ChromateNot ProvidedNot Provided / Bright Chrome PlatingNot Provided / Hot Zinc Plating-Trivalent ChromateNot Provided / Trivalent Chromate / Hot Zinc Plating / ParkerizingNot Provided / Trivalent ChromateNot Provided / Bright Chrome Plating / Chromate PlatingNot Provided / Trivalent Chromate / Bright Chrome Plating / Chromate PlatingOther Special Treatment / Trivalent Chromate / Hot Zinc PlatingTrivalent Chromate / Hot Zinc Plating / Dacrotizing-Special Chemical GrindingNot Provided / Trivalent ChromateNot Provided / Trivalent Chromate / Hot Zinc PlatingBright Chrome PlatingNot Provided / Bright Chrome PlatingNot Provided / Hot Zinc PlatingNot ProvidedNot ProvidedNot Provided / Bright Chrome PlatingNot Provided / Bright Chrome Plating / Chromate PlatingNot Provided / Trivalent Chromate / Bright Chrome PlatingNot Provided / Trivalent Chromate / Bright Chrome Plating / Chromate PlatingOther Special Treatment / Trivalent ChromateNot Provided / Bright Chrome Plating / Hot Zinc PlatingBright Chrome PlatingTrivalent Chromate / Bright Chrome Plating / Chromate PlatingNot Provided / Trivalent Chromate / Hot Zinc PlatingNot Provided / Trivalent Chromate / Bright Chrome Plating / Chromate PlatingTrivalent ChromateTrivalent ChromateTrivalent Chromate / Chromate PlatingTrivalent Chromate / Bright Chrome PlatingNot Provided / Trivalent Chromate / Hot Zinc Plating / Nickel Plating / ParkerizingNot Provided / Trivalent Chromate
                                                                                  Hex Nut TypeClass 1--Class 1Class 1Class 2Class 1 ~ Class 2----Class 1 ~ Class 2----Class 2-------Class 1-Class 1 ~ Class 2Class 3Class 1---Class 3--Class 1Class 1-Class 2Class 2Class 2----

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