Lock Nuts

• 

  MiSUMi Economy

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

  MISUMI

  [Bulk-Purchase Deals]Purchasing 3 or more packs is very economical.
  ·Economy Series Ring Lock Nut, which has achieved a significant cost reduction compared to MISUMI's similar products.
  ·No need for re-tightening, increasing efficiency
  * Minimum order quantity is set. See the specification table for details.

  • Volume Discount

  CAD ：

  2D / 3D

  Standard Price:	SGD 0.22-
  Days to Ship:	4 Day(s) or more

• • On Sale Till 31/03/2025

  

  Self-Locking Nut

  KST

  The friction ring swaged on the top of the nut engages with the thread of the bolt, providing a high-performance loosening prevention function. Since no special tool is required for linking, workability is excellent.

  Standard Price:	SGD 0.27-
  	Special Price
  Days to Ship:	Same day or more

• • On Sale Till 31/03/2025

  

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

  MISUMI

  [Features]
  · Capable of stable anti-loosening effect. Prevents screws from falling off even when declines in axial tension.
  · Being a solid metal product, the nuts are highly resistant to heat and cold.
  · Simplified fastening task makes work management easier.
  · Easy parts management prevents inappropriate installation.
  · Reusable.
  [Materials] SS400, SUS304, Equivalent, SUS301.
  [Surfacetreatment] Trivalent bright chromate plating, Trivalent chromate.
  [Nominal of Thread (M)] 4, 5, 6, 8, 10, 12, 16.
  [Pitch] 0.7, 0.8, 1, 1.25, 1.5, 1.75, 2

  • Volume Discount

  CAD ：

  2D / 3D

  Standard Price:	SGD 1.82-
  	Special Price
  Days to Ship:	Same day or more

• 

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

  SUNCO

  [Materials] S45C, Equivalent to steel SWCH, SUS303, Titanium, Brass
  [Surface treatment] None, trivalent chromate, bright chromate plating, chromate plating, nickel plating

  • Volume Discount

  CAD ：

  2D / 3D

  Standard Price:	SGD 0.16-
  Days to Ship:	Same day or more

• 

  Nylon Lock Nut (Type 1) (Iron / Brass)【1-3,000 Pieces Per Package】

  TOMOE KOGYO

  Frictional force generated between the nylon ring and the screw part of the bolt reduces shock and vibration, and prevents the screw from loosening.

  • Volume Discount

  Standard Price:	SGD 0.18-
  Days to Ship:	4 Day(s) or more

• 

  W Pull Screw【50-100 Pieces Per Package】

  OHSATO

  Stainless Steel Nylon Nut

  Standard Price:	SGD 21.05-
  Days to Ship:	11 Day(s)

• • On Sale Till 31/03/2025

  

  Double Locking Nut - Hard Lock Nut

  MISUMI

  [Features]
  [Materials] SS400 equivalent, SUS304 equivalent, S45C equivalent, SCM435 equivalent.
  [Surface treatment] Trivalent chromate.
  [Height (mm)] 8, 10.6, 13.2, 16, 18.5, 20.

  • Volume Discount

  CAD ：

  2D / 3D

  Standard Price:	SGD 0.36-
  	Special Price
  Days to Ship:	Same day or more

• • On Sale Till 31/03/2025

  

  Nylon Lock Nut Type 2

  SUNCO

  [Materials] Equivalent to SWCH, Equivalent to SUS304
  [Surface treatment] None, trivalent chromate, bright chromate plating, chromate plating, nickel plating

  CAD ：

  2D / 3D

  Standard Price:	SGD 0.21-
  	Special Price
  Days to Ship:	Same day or more

• 

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

  FUJI SEIMITSU

  Definitive edition of Locking Nuts

  Standard Price:	SGD 0.51-
  Days to Ship:	Same day or more

• 

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

  NABEYA BI-TECH

  A nut with a high performance locking (loosening prevention) mechanism. This mechanism prevents loosening caused by vibration.

  CAD ：

  2D / 3D

  Standard Price:	SGD 0.84-
  Days to Ship:	Same day or more

• 

  Hard Lock Nut【1-200 Pieces Per Package】

  SUNCO

  [Shape] Upper nut (convex type) and lower nut (concave type) are available.
  · The top nut is perfectly circular with respect to the bolt, but the bottom nut has been eccentrically machined off-center with respect to the bolt.
  [Features] Since the lower nut is eccentric, tightening the upper nut will apply a lateral force due to the wedging action. Friction to this male thread prevents loosening.
  · Can be manually tightened to your desired position.
  · Can be used repeatedly.
  
  [Material] Steel/S45C/SCM435 (H)
  [Surface Processing] Parkerizing (Phosphate Coating) / Trivalent White
  [Nominal of Thread (M)] 8/10/12/14/16/18/22/24/30/33/36/39/45/48/52/56/64
  [Application/Function] Loosening prevention
  [Thread Ridge Type] Metric Coarse
  [Loosening Prevention Details] Hard Lock Nut

  Days to Ship:	7 Day(s) or more

• 

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

  HARDLOCK INDUSTRY

  A new standard in hard lock nuts. Mountability greatly improved by stopping concave nuts using the rim shape (flange).

  Days to Ship:	4 Day(s) or more

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  Hard Locking Bearing Nuts (Thin)

  SUNCO

  [Material] Steel/S45C/Stainless Steel
  [Surface Processing] Trivalent White / Molten Zinc Plating / Parkerizing (Phosphate Coating) / None
  [Nominal of Thread (M)] 16/20/22/24/27/36
  [Application/Function] Loosening prevention
  [Thread Ridge Type] Metric Coarse / Metric Fine
  [Loosening Prevention Details] Hard Lock Nut

  Standard Price:	SGD 6.00-
  Days to Ship:	7 Day(s) or more

• 

  [Clean & Pack]U Nut - Single Item

  MISUMI

  Three types of cleaning methods are available: degreasing, precision cleaning, and electrolytic polishing + precision cleaning. They can be ordered from one piece with the standard part number.
  This eliminates the need for customer cleaning or outsourced cleaning, reducing the amount of time and effort required.

  ■Part Number for Clean & Pack Products

  ·Degreasing (Anti-rust single packing)	: Part Number SL-□□
  ·Precision cleaning (Degassing double packing)	: Part Number SH-□□
  ·Electrolytic polishing + precision cleaning (Degassing double packing)	: Part Number SHD-□□

  Product Part Number	Cleaning Method	Packaging Type	Effects Compared to Uncleaned Product	Environment (Standard)	Process
  SL-□□	Degreasing	Anti-rust packing	Oil removal	General environment	Regular assembly process
  					Post battery assembly process
  SH-□□	Precision cleaning	Degassing double packing	Oil removal Dust removal	Clean environment (Class 10 to 1,000)	Battery assembly process
  					LCD-related post assembly process
  					In-vehicle camera assembly process
  SHD-□□	Electrolytic polishing + precision cleaning	Degassing double packing	Oil removal Dust removal Outgas reduction	Vacuum environment Clean environment (Class 10 to 1,000)	Pre-semiconductor process
  					Liquid crystal deposition process
  					Pre-OLED process

  ■Notes
  Cleaning also removes rust prevention oil, which may make the product more susceptible to rusting than an uncleaned product.
  Please be careful about the application location and storage environment.

  • Volume Discount

  Standard Price:	SGD 5.69-
  Days to Ship:	6 Day(s) or more

• 

  Nylon Lock Nut (Unified UNC)

  LOCKFASTENER

  The included nylon ring is fitted with a male screw to prevent loosening due to rotation applied from various directions, direct vibration, and shock.

  Standard Price:	SGD 0.22-
  Days to Ship:	4 Day(s) or more

• 

  Nylon Lock Nut (Type 2)【1-2,000 Pieces Per Package】

  TOMOE KOGYO

  Frictional force generated between the nylon ring and the screw part of the bolt reduces shock and vibration and prevents the screw from loosening.

  Standard Price:	SGD 0.20-
  Days to Ship:	Same day or more

• 

  Iron and Stainless Steel Stable Nut【1-2,000 Pieces Per Package】

  SOHWA SEISAKUSHO

  Suitable for the fastening of soft or fragile materials. Capable of performing an intermediate lock. Does not require a spring lock washer, either.

  Standard Price:	SGD 1.31-
  Days to Ship:	4 Day(s) or more

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

  TOMOE KOGYO

  Nut comprises a metal main body together with a nylon ring (Nylon 66) that functions as a locking mechanism. (Fine)
  [Features]
  · Nylon 66 provides high rigidity, heat resistance and wear resistance, and also possesses excellent elasticity.
  · Nylon 66 maintains performance even under conditions that would be extreme for metals, and will not corrode like metals.
  · The internal diameter of the nylon ring is designed to standard to be the same dimension as the effective diameter of the nut's screw thread.
  · An external thread is formed to adhere closely to the nylon ring by fitting together with the external thread of the bolt, generating fitting friction in that portion.
  · This friction generates torque that prevents loosening of the nut caused by rotational vibration, linear vibration and impact, etc. applied from all directions.
  [Applications]
  · Aircraft, highway sound insulation walls, boats, etc.

  Standard Price:	SGD 0.42-
  Days to Ship:	4 Day(s) or more

• 

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

  SUNCO

  [Materials] Steel, Stainless steel
  [Surface treatment] None, trivalent chromate

  Standard Price:	SGD 0.53-
  Days to Ship:	4 Day(s) or more

• 

  HARDLOCK Nut (H-1/with Rim)

  SUNCO

  [Material] Steel/Stainless Steel
  [Surface Processing] Bright Chromate Plating / Trivalent White / None
  [Nominal of Thread (M)] 5/6/22/30
  [Application/Function] Loosening prevention
  [Thread Ridge Type] Metric Coarse
  [Loosening Prevention Details] Hard Lock Nut

  Standard Price:	SGD 2.57-
  Days to Ship:	4 Day(s) or more

• 

  [Clean & Pack] Double Locking Nut

  MISUMI

  Three types of cleaning methods are available: degreasing, precision cleaning, and electrolytic polishing + precision cleaning. They can be ordered from one piece with the standard part number.
  This eliminates the need for customer cleaning or outsourced cleaning, reducing the amount of time and effort required.

  ■Part Number for Clean & Pack Products

  ·Degreasing (Anti-rust single packing)	: Part Number SL-□□
  ·Precision cleaning (Degassing double packing)	: Part Number SH-□□
  ·Electrolytic polishing + precision cleaning (Degassing double packing)	: Part Number SHD-□□

  Product Part Number	Cleaning Method	Packaging Type	Effects Compared to Uncleaned Product	Environment (Standard)	Process
  SL-□□	Degreasing	Anti-rust packing	Oil removal	General environment	Regular assembly process
  					Post battery assembly process
  SH-□□	Precision cleaning	Degassing double packing	Oil removal Dust removal	Clean environment (Class 10 to 1,000)	Battery assembly process
  					LCD-related post assembly process
  					In-vehicle camera assembly process
  SHD-□□	Electrolytic polishing + precision cleaning	Degassing double packing	Oil removal Dust removal Outgas reduction	Vacuum environment Clean environment (Class 10 to 1,000)	Pre-semiconductor process
  					Liquid crystal deposition process
  					Pre-OLED process

  ■Notes
  Cleaning also removes rust prevention oil, which may make the product more susceptible to rusting than an uncleaned product.
  Please be careful about the application location and storage environment.

  • Volume Discount

  CAD ：

  2D / 3D

  Standard Price:	SGD 3.92-
  Days to Ship:	8 Day(s) or more

• 

  Thin Hard Locking Nut

  HARDLOCK INDUSTRY

  Nut that uses the principle of the wedge. Bolts and nuts are integrated, and any kinds of vibration and shock are kept away.

  Standard Price:	SGD 4.41-
  Days to Ship:	4 Day(s) or more

• 

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

  SUNCO

  [Materials] Steel S45C SWCH equivalent SUS304 equivalent
  [Surface treatment] None, trivalent chromate, bright chromate plating, chromate plating

  CAD ：

  2D / 3D

  Standard Price:	SGD 0.38-
  Days to Ship:	4 Day(s) or more

• 

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

  SUNCO

  Lead lock nut which is easy to remove while remaining secure even when subjected to strong shaking force.

  CAD ：

  2D / 3D

  Standard Price:	SGD 146.51-
  Days to Ship:	4 Day(s) or more

• 

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

  SAKAMURA

  A nut in which a spring washer (conical spring washer) is swaged and integrated. It can reduce embedding time.

  CAD ：

  2D / 3D

  Standard Price:	SGD 0.23-
  Days to Ship:	4 Day(s) or more

• 

  Nylon Lock Nut (Type 1, Fine Details)【1-500 Pieces Per Package】

  LOCKFASTENER

  When the internal nylon ring mates with a male screw, loosening as a result of rotation in any direction, linear vibration, or shock is avoided.

  Standard Price:	SGD 4.82-
  Days to Ship:	4 Day(s) or more

• 

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

  TOMOE KOGYO

  Frictional force generated between the nylon ring and the screw part of the bolt reduces shock and vibration and prevents the screw from loosening.

  Standard Price:	SGD 0.32-
  Days to Ship:	4 Day(s) or more

• 

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

  FUJI SEIMITSU

  Definitive edition of Locking Nuts

  Standard Price:	SGD 1.31-
  Days to Ship:	4 Day(s) or more

• 

  HARDLOCK Nut (Fine Thread)

  SUNCO

  [Material] Stainless steel/S45C
  [Surface Processing] None / Trivalent White / Parkerizing (Phosphate Coating)
  [Nominal of Thread (M)] 10/14/16/18/20/24/30
  [Application/Function] Loosening prevention
  [Thread Ridge Type] Metric Fine
  [Loosening Prevention Details] Hard Lock Nut

  Standard Price:	SGD 3.45-
  Days to Ship:	4 Day(s) or more

• 

  Titanium Locking Nut - SWUT

  NABEYA BI-TECH

  Made of titanium. The specific gravity is about 60% that of stainless steel.
  · For applications where weight reduction is necessary, such as with automobiles, aircraft, space equipment, medical equipment, and robots.

  CAD ：

  2D / 3D

  Standard Price:	SGD 6.67-
  Days to Ship:	4 Day(s) or more

• 

  Whitworth Hard Locking Nut

  HARDLOCK INDUSTRY

  Nut that uses the principle of the wedge. Bolts and nuts are integrated, and any kinds of vibration and shock are kept away.

  Standard Price:	SGD 2.12-
  Days to Ship:	4 Day(s) or more

• 

  Nylon Lock Nut Unified (UNC)

  SUNCO

  [Materials] Equivalent to SWCH, Equivalent to SUS304
  [Surface treatment] None, bright chromate plating

  CAD ：

  2D / 3D

  Standard Price:	SGD 0.25-
  Days to Ship:	4 Day(s) or more

• 

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

  SOHWA SEISAKUSHO

  Suitable for the fastening of soft or fragile materials. Capable of performing an intermediate lock. Does not require a spring lock washer, either.

  Standard Price:	SGD 2.31-
  Days to Ship:	4 Day(s) or more

• 

  Nylon Lock Nut (Type 1, Small Size)

  LOCKFASTENER

  The included nylon ring is fitted with a male screw to prevent loosening due to rotation applied from various directions, direct vibration, and shock.

  Standard Price:	SGD 2.93-
  Days to Ship:	4 Day(s) or more

• 

  Nylon Lock Nut (Unified UNF)

  LOCKFASTENER

  The included nylon ring is fitted with a male screw to prevent loosening due to rotation applied from various directions, direct vibration, and shock.

  Standard Price:	SGD 0.32-
  Days to Ship:	4 Day(s) or more

• • On Sale Till 31/03/2025

  

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

  FUJI SEIMITSU

  Definitive edition of Locking Nuts

  Standard Price:	SGD 2.53-
  	Special Price
  Days to Ship:	4 Day(s) or more

• 

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

  FUJI SEIMITSU

  The definitive locking nut that incorporates a "metal ring locking function". (Left-Handed Screw)
  [Features]
  ·In addition to its anti-loosening performance, it continues to evolve in terms of durability and vibration resistance, and works reliably in any operating environment.
  [Applications]
  ·It is used in a wide range of industries, from steel structures such as railways and bridges to automobiles, motorcycles, and industrial machinery.

  Standard Price:	SGD 0.71-
  Days to Ship:	4 Day(s) or more

• 

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

  FUJI SEIMITSU

  Thread
  [Type]Metric coarse, Application/Function, Locking, Locking for detail, U-nut
  [Nominal Thread (M)] 4 5 6 8 10 12 14 16 20
  [Materials] Steel, Stainless steel
  [Sales unit] Minimum Quantity (Available for Purchase from 1 pc) Box and Pkg.
  [Surface treatment](Details) non-trivalent chromate, trivalent black, trivalent white, bright chromate plating, chromate plating, black chromate
  [Pitch (mm)] 0.7 0.8 1 1.25 1.5 1.75 2 2.5

  Standard Price:	SGD 0.51-
  Days to Ship:	4 Day(s) or more

• 

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

  TRUSCO NAKAYAMA

  [Features]
  ● Almost completely eliminates bolt rotation, resulting in near perfect anti-loosening properties
  ● Firmly fixes male screws in place, even mid-thread
  ● Reusable
  ● Protects bolts from bending, and can extend the service life of the fastening
  ● Optimal for fastening differing materials (wood, plastic, etc.) that may cause vibration

  Standard Price:	SGD 14.25
  Days to Ship:	8 Day(s)

• 

  Fine U Nut

  SUNCO

  The friction ring is crimped and integrated with the nut, same as on the U Nut.
  
  [Features]
  · Lock nut for bearing.
  · The spring action of the friction ring creates friction on the male screw to cause a locking effect.
  · Can be fixed in an intermediate position.
  · Since it is all metal, it has excellent heat resistance.
  · No key groove processing on the shaft side.
  
  [Shape] Round
  [Material] SS400 equivalent / S45C equivalent / SUS304 equivalent
  [Screw type] Metric coarse
  [Nominal designation] M10 × 0.75 to M150 × 2.0
  [Type]Lock nut

  Standard Price:	SGD 5.16-
  Days to Ship:	6 Day(s) or more

• 

  Stable Nut Thin Type【400 Pieces Per Package】

  SUNCO

  [Material] Steel
  [Surface Processing] Trivalent White
  [Nominal of Thread (M)] 10
  [Application/Function] Loosening prevention
  [Thread Ridge Type] Metric Coarse
  [Loosening Prevention Details] Friction Nut

  Standard Price:	SGD 287.05
  Days to Ship:	7 Day(s) or more

• 

  FB Lock Nut

  FORTUNE BRIGHT

  High-quality, low-cost nut made in Taiwan.
  All 4 types available (unichrome, trivalent, hot-dip, stainless steel) can be purchased individually.
  

  Standard Price:	SGD 0.29-
  Days to Ship:	4 Day(s) or more

• 

  Semi-Flat Hard Locking Nut

  HARDLOCK INDUSTRY

  Nut that uses the principle of the wedge. Bolts and nuts are integrated, and any kinds of vibration and shock are kept away.

  Standard Price:	SGD 57.96-
  Days to Ship:	4 Day(s) or more

• 

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

  HARDLOCK INDUSTRY

  Some sizes are no longer available as they have been redesigned as a rimmed type. Please see the rimmed type if the size you are looking for is not available.
  [Features]
  ・ Anti-loosening effect recognized by the world.
  ・ Torque and axial force control is possible.
  ・ Can be used repeatedly.
  ・ Workability is simple and good.
  ・ Contributes to significant cost reduction.

  • Volume Discount

  Standard Price:	SGD 2.28-
  Days to Ship:	4 Day(s) or more

• 

  Fine Hard Locking Nut

  HARDLOCK INDUSTRY

  Nut that uses the principle of the wedge. Bolts and nuts are integrated, and any kinds of vibration and shock are kept away.

  Standard Price:	SGD 1.86-
  Days to Ship:	4 Day(s) or more

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