Lock Nuts

• • On Sale Till 31/03/2026

  

  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.

  CAD ：

  2D / 3D

  Standard Price:	6,363 IDR-
  	Special Price
  Days to Ship:	Same day

• • On Sale Till 31/03/2026

  

  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:	28,686 IDR-
  	Special Price
  Days to Ship:	Same day or more

• • On Sale Till 31/03/2026

  

  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:	3,211 IDR-
  	Special Price
  Days to Ship:	Same day or more

• 

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

  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:	10,479 IDR-
  Days to Ship:	Same day 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:	39,333 IDR-
  Days to Ship:	8 Day(s) or more

• 

  Stable Nut, Thin Type (Friction Nut)

  SOHWA SEISAKUSHO

  [Materials] SWCH equivalent, SUS304 equivalent.
  [Surface treatment] None, Trivalent chromate, bright chromate plating chromate plating.

  CAD ：

  2D / 3D

  Standard Price:	27,044 IDR
  Days to Ship:	8 Day(s) or more

• • On Sale Till 31/03/2026

  

  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:	2,427 IDR-
  	Special Price
  Days to Ship:	Same day or more

• 

  Hard Lock Nut

  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

  Standard Price:	63,552 IDR
  Days to Ship:	8 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:	28,678 IDR-
  Days to Ship:	8 Day(s) or more

• • On Sale Till 31/03/2026

  

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

  SUNCO

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

  Standard Price:	6,885 IDR-
  	Special Price
  Days to Ship:	Same day or more

• 

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

  TRUSCO

  [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:	106,920 IDR
  Days to Ship:	8 Day(s) or more

• 

  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:	68,167 IDR-
  Days to Ship:	8 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:	30,045 IDR-
  Days to Ship:	8 Day(s) or more

• 

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

  KISHU FASTENER

  Double Locking Nut - Definitive Edition Mainly used for light electrical appliances, housing, fences, buildings, etc.

  Standard Price:	8,212 IDR-
  Days to Ship:	8 Day(s) or more

• • On Sale Till 31/03/2026

  

  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).

  	Special Price
  Days to Ship:	Same day or more

• • On Sale Till 31/03/2026

  

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

  FUJI SEIMITSU

  Definitive edition of Locking Nuts

  Standard Price:	6,243 IDR-
  	Special Price
  Days to Ship:	Same day or more

• 

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

  FUJI SEIMITSU

  Definitive edition of Locking Nuts

  Standard Price:	10,116 IDR-
  Days to Ship:	8 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:	67,138 IDR-
  Days to Ship:	12 Day(s) or more

• • On Sale Till 31/03/2026

  

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

  NBK

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

  CAD ：

  2D / 3D

  Standard Price:	9,719 IDR-
  	Special Price
  Days to Ship:	Same day or more

• • On Sale Till 31/03/2026

  

  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.

  Standard Price:	31,653 IDR-
  	Special Price
  Days to Ship:	Same day 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:	58,167 IDR-
  Days to Ship:	8 Day(s) or more

• • On Sale Till 31/03/2026

  

  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:	4,517 IDR-
  	Special Price
  Days to Ship:	Same day 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:	1,690,244 IDR-
  Days to Ship:	8 Day(s) or more

• 

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

  KISHU FASTENER

  Prevailing lock nut. Mainly used on automobiles, load-carrying trays, casters, etc.

  Standard Price:	7,152 IDR-
  Days to Ship:	8 Day(s) 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:	15,809 IDR-
  Days to Ship:	8 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:	26,706 IDR-
  Days to Ship:	8 Day(s) or more

• 

  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:	4,901 IDR-
  Days to Ship:	8 Day(s) or more

• 

  Thin, Lead Locking Nut【1,800 Pieces Per Package】

  SUNCO

  If necessary, it can be removed when required, and it does not become loose even it is shaken intensely during use, the lead lock nut is a product that resolves this contradictory duality well.

  Standard Price:	4,419,988 IDR
  Days to Ship:	8 Day(s) or more

• 

  Type 1 U-Nut (SUS316L)

  FUJI SEIMITSU

  Prevailing torque type lock nut with "metal ring anti-loosening function".
  [Features]
  ·A locking nut that can be reused and exhibits a stable locking function.
  ·Prevents early disengagement even when the axial force is reduced. An all-metal product with excellent heat and cold resistance.
  ·Tightening is easy, and neither skilled techniques nor special tools are required.
  ·Since it exerts a self-locking effect by itself, parts management becomes easier and installation errors are prevented.
  [Applications]
  ·It is used in a wide range of industries, from steel structures such as railways and bridges to automobiles, motorcycles, and industrial machinery.
  ·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.

  Standard Price:	38,300 IDR-
  Days to Ship:	8 Day(s) or more

• 

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

  FUJI SEIMITSU

  Definitive edition of Locking Nuts

  Standard Price:	10,193 IDR-
  Days to Ship:	8 Day(s) or more

• 

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

  KFC

  [Features]
  - Friction rings firmly press screw threads when tightening nuts, preventing them from coming loose.
  - Handled like a standard nut; no special tools required.
  - Compliant with NASA-standard NAS3350 and NAS3354 testing.
  
  
  [Use]
  - Locations with constant vibration, such as roads and railroads
  - Ceiling-hung bolts and racks
  - Mounting support brackets for cables
  

  Standard Price:	1,811,648 IDR-
  Days to Ship:	8 Day(s) or more

• 

  Hex Nylon Lock Nut - Inch Size

  SAIMA CORPORATION

  A nut. Standardized in inches.

  Standard Price:	13,353 IDR-
  Days to Ship:	16 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:	520,000 IDR
  Days to Ship:	8 Day(s) or more

• 

  Anti-Loosening Lock Nut with Interior Nylon [Stainless Steel] EA949GM-4【50 Pieces Per Package】

  ESCO

  【Product Specifications】
  ・Material-Stainless steel
  ・Dim.…M4
  ・Qty. per unit…50

  Standard Price:	1,011,772 IDR
  Days to Ship:	8 Day(s) or more

• • On Sale Till 31/03/2026

  

  Titanium Locking Nut - SWUT

  NBK

  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:	81,914 IDR-
  	Special Price
  Days to Ship:	Same day 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:	668,661 IDR-
  Days to Ship:	8 Day(s) or more

• 

  Stable Nut

  SOHWA SEISAKUSHO

  [Materials] SWCH equivalent, SUS304 equivalent.
  [Surface treatment] None, Trivalent chromate, bright chromate plating, zinc plating, chromate plating silver / copper / tin plating.

  CAD ：

  2D / 3D

  Standard Price:	15,042 IDR-
  Days to Ship:	8 Day(s) or more

• • On Sale Till 31/03/2026

  

  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:	2,966 IDR-
  	Special Price
  Days to Ship:	Same day 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:	3,086 IDR-
  Days to Ship:	8 Day(s) or more

• 

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

  SUNCO

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

  CAD ：

  2D / 3D

  Standard Price:	3,599 IDR-
  Days to Ship:	8 Day(s) or more

• 

  Nylon Lock Nut Class 1 Small and Fine

  SUNCO

  [Materials] Equivalent to SWCH/Equivalent to SUS304
  · Surface treatment: None, trivalent chromate, bright chromate plating, chromate plating

  CAD ：

  2D / 3D

  Standard Price:	7,833 IDR-
  Days to Ship:	Same day or more

• 

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

  SUNCO

  If necessary, it can be removed when required, and it does not become loose even it is shaken intensely during use, the lead lock nut is a product that resolves this contradictory duality well.

  CAD ：

  2D / 3D

  Standard Price:	1,183,170 IDR-
  Days to Ship:	8 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:	2,783 IDR-
  Days to Ship:	8 Day(s) or more

• 

  Tough Lock Flange【350 Pieces Per Package】

  SUNCO

  Since three of the six surfaces of the nut are sloped conically, the tightening torque increases and nut loosening can be prevented.

  CAD ：

  2D / 3D

  Standard Price:	716,494 IDR
  Days to Ship:	18 Day(s) or more

• 

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

  KISHU FASTENER

  The definitive double locking nut with fine threads. Mainly used for light electrical appliances, housing, fences, buildings, etc.

  Standard Price:	1,419,805 IDR-
  Days to Ship:	8 Day(s) or more

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