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Scheduled Maintenance Notice: This site will be unavailable due to scheduled maintenance from 8:00 28/7/2024 to 6:00 29/7/2024. We apologize for the inconvenience.
Notice of End of Sales for Economy Series Pneumatic Equipment Category. More information.
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Lock Nuts（Thread Type：Unified, Fine (UNF)）

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 (1) HARDLOCK INDUSTRY (0) KFC (0) KHI (0) KISHU FASTENER (0) KST (0) LOCKFASTENER (1) NBK (0) OHSATO (0) RS Pro (0) SAIMA CORPORATION (1) SAKAMURA (0) SATO RASHI (0) SOHWA SEISAKUSHO (0) SUNCO (1) TOMOE KOGYO (1) 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

5 items

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: 30; 60; 90

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Nylon 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.

From: ฿ 9.24
Days to Ship: 5 Day(s)

5 Day(s)

Compare

U Nut, Unified (UNF)【1-4,000 Pieces Per Package】

FUJI SEIMITSU

Definitive edition of Locking Nuts

From: ฿ 67.62
Days to Ship: 5 Day(s)

5 Day(s)

Compare

Hex Nylon Nut - Inch Size

SAIMA CORPORATION

A nut. Standardized in inches.

From: ฿ 30.10
Days to Ship: 5 Day(s)

5 Day(s)

Compare

Nylon Nut (UNF / Unified Fine Threads)

TOMOE KOGYO

UNF (Unified fine threads), hex nylon nut. [Materials]Steel "Surface Treatment" bright chromate plating "Screw thread type" unified fine UNF

From: ฿ 36.19
Days to Ship: 6 Day(s)

6 Day(s)

Compare

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

SUNCO

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

From: ฿ 6.60
Days to Ship: 5 Day(s)

5 Day(s)


Brand
Product Series
CAD
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	You can add up to 6 items per a category to the compare list.Compare	You can add up to 6 items per a category to the compare list.Compare	You can add up to 6 items per a category to the compare list.Compare	You can add up to 6 items per a category to the compare list.Compare
Brand	LOCKFASTENER	FUJI SEIMITSU	SAIMA CORPORATION	TOMOE KOGYO	SUNCO
Product Series	Nylon Nut (Unified UNF)	U Nut, Unified (UNF)【1-4,000 Pieces Per Package】	Hex Nylon Nut - Inch Size	Nylon Nut (UNF / Unified Fine Threads)	Nylon Nut Unified (UNF)【1-250 Pieces Per Package】
CAD					2D / 3D
From	฿ 9.24	฿ 67.62	฿ 30.10	฿ 36.19	฿ 6.60
Days to Ship	5 Day(s)	5 Day(s)	5 Day(s)	6 Day(s)	5 Day(s)
Nominal of Thread (M)	-	-	-	-	-
Material	Stainless Steel ～ Steel	Stainless Steel ～ Steel	Stainless Steel	Steel	Stainless Steel ～ Steel
Applications, Functions	Lock	Lock	Lock	Lock	Lock
Thread Type	Unified, Fine (UNF)	Unified, Fine (UNF)	Unified, Fine (UNF)	Unified, Fine (UNF)	Unified, Fine (UNF)
Surface Treatment	Not Provided / Bright Chrome Plating	-	Passivated	Bright Chrome Plating	Bright Chrome Plating
Sales Unit	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.)	Low Quantity (Available beginning with 1 pc.)
Locking Details	Nylon Nut	U Nut	Nylon Nut	Nylon Nut	Nylon Nut
Nominal of Thread (inch)	1/2 ～ No. 10	1/2 ～ No. 10	No. 4 ～ No. 12	1/2 ～ 3/8	1/2 ～ 5/16
Surface Treatment (Details)	Not Provided / Bright Chrome Plating	Not Provided / Bright Chrome Plating / Chromate Plating	Barrel, Passivated	Bright Chrome Plating	Bright Chrome Plating
Hex Nut Type	-	-	Class 2	Class 1	Class 1