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Lock Nuts（Surface Treatment：Painting, Coating）

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.

Configure

Specification/Dimensions

Nominal of Thread (M)
2

2.6

3

4

5

6

8

10

M10x0.75

12

M12x1.0

14

M15x1.0

16

M17x1.0

18

20

M20x1.0

22

24

M25x1.5

27

30

M30x1.5

33

M35x1.5

36

39

M40x1.5

42

45

M45x1.5

48

M50x1.5

52

56

60

64

M95x2.0

M100x2.0

M105x2.0

M110x2.0

M115x2.0

M120x2.0

M125x2.0

M130x2.0

M135x2.0

M140x2.0

M145x2.0

M150x2.0
Clear

Material
Brass

Brass

Stainless Steel

Steel

Titanium
Clear

Applications, Functions
- Standard
- Lock
- For Welding
- Fall-off Prevention
Clear

Thread Type
- Metric, Coarse
- Metric, Coarse (Left)
- Metric, Fine
- Unified, Coarse (UNC)
- Unified, Fine (UNF)
- Whit, Coarse
Clear

Surface Treatment
- Not Provided
- Electroless Nickel Plating
- Trivalent Chromate
- Bright Chrome Plating
- Zinc Plating
- Chromate Plating
- Nickel Plating
- Chrome Plating
- Parkerizing
- Polishing
- Painting, Coating
- Passivated
Clear

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

Box, Pkg.
Clear

Locking Details
- U Nut
- Hard Lock Nut
- Friction Nut
- Nylon Nut
- Spring Nut
- Other Special Shapes
Clear

Nominal of Thread (inch)
1

1 1/8

1/2

1/4

No. 2

3/4

3/8

No. 4

5/8

5/16

No. 6

7/8

7/16

No. 8

No. 10

No. 12
Clear

Surface Treatment (Details)
- Not Provided
- Electroless Nickel Plating
- Trivalent Chromate
- Bright Chrome Plating
- Hot Zinc Plating
- Chromate Plating
- Nickel Plating
- Chrome Plating
- Parkerizing
- Barrel, Passivated
- Special Chemical Grinding
- Seizure-Against Coating
- Other Special Treatment
Clear

Hex Nut Type
Class 1

Class 2

Class 3
Clear

Brand	(0) (0) ESCO (0) FESTO (0) FORTUNE BRIGHT (0) FUJI SEIMITSU (0) HARDLOCK INDUSTRY (1) KFC (0) KHI (0) KISHU FASTENER (0) KST (0) LOCKFASTENER (0) NBK (0) OHSATO (0) RS Pro (0) SAIMA CORPORATION (0) SAKAMURA (0) SATO RASHI (0) SOHWA SEISAKUSHO (0) SUNCO (2) TOMOE KOGYO (0) TRUSCO (0) YAHATA (0)
CAD	2D 3D
Days to Ship	All Same day 1 Day(s) or Less 3 Day(s) or Less 4 Day(s) or Less 5 Day(s) or Less Others

3 items

Sort By

: 30; 60; 90

Compare

Until 31/03/2025

Nylon Nut Type 1【400 Pieces Per Package】

SUNCO

[Shape]
· Nylon ring is caulked on the outlet side of the nut.
· Nylon material is 66 nylon.
[Features]
· When the nut is tightened, a male thread is made on the nylon ring, and the friction of that part creates a locking effect.
· There is little torque drop even after repeated use.
· Because it is nylon, it will not damage the bolt.
· Can be used at -40 °C to 120 °C
[Materials] S45C, Equivalent to steel SWCH, SUS303, Titanium, Brass.
[Surface treatment] None, trivalent chromate, bright chromate plating, chromate plating, nickel plating
[Nominal designation of screw (M)] 1/2/2.6/3/4/5/6/8/10/12/14/16/16/18/20/22/24/27/30/33/36
[Application/Function] Prevents loosening
[Type of screw thread] Metric coarse.
[Details of locking] Nylon nut

From: ฿ 3,046.06
Special Price
Days to Ship: 14 Day(s)

14 Day(s)

Compare

Until 31/03/2025

H-1 Rimmed Hard Locking Nut【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).

From: ฿ 30,376.11
Special Price
Days to Ship: 5 Day(s)

5 Day(s)

Compare

V Lock Nut【1,500 Pieces Per Package】

SUNCO

[Material] Steel
[Surface Processing] Trivalent Stainless Coating
[Nominal of Thread (M)] 6
[Application/Function] Loosening prevention
[Thread Ridge Type] Metric Coarse
[Hex Nut Standard] Type 2
[Loosening Prevention Details] Friction Nut

From: ฿ 7,380.00
Days to Ship: 6 Day(s)

6 Day(s)


Brand
Product Series
From
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

	You can add up to 6 items per a category to the compare list.Compare Until 31/03/2025	You can add up to 6 items per a category to the compare list.Compare Until 31/03/2025	You can add up to 6 items per a category to the compare list.Compare
Brand	SUNCO	HARDLOCK INDUSTRY	SUNCO
Product Series	Nylon Nut Type 1【400 Pieces Per Package】	H-1 Rimmed Hard Locking Nut【300 Pieces Per Package】	V Lock Nut【1,500 Pieces Per Package】
From	฿ 3,046.06 Special Price On Sale Until 31/03/2025	฿ 30,376.11 Special Price On Sale Until 31/03/2025	฿ 7,380.00
Days to Ship	14 Day(s)	5 Day(s)	6 Day(s)
Nominal of Thread (M)	8	12	6
Material	Steel	Stainless Steel	Steel
Applications, Functions	Lock	Lock	Lock
Thread Type	Metric, Coarse	Metric, Coarse	Metric, Coarse
Surface Treatment	Painting, Coating	Painting, Coating	Painting, Coating
Sales Unit	Box, Pkg.	Box, Pkg.	Box, Pkg.
Locking Details	Nylon Nut	Hard Lock Nut	Friction Nut
Nominal of Thread (inch)	-	-	-
Surface Treatment (Details)	-	Seizure-Against Coating	-
Hex Nut Type	Class 1	-	Class 2