Lock Nuts（Locking Details：U Nut）

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U-Nuts (Pack)

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

MISUMI

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Order quantities extended (D-JIT)

2D / 3D CAD data available

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Starting from^∗ ：	1.01 €
Min. Shipping Days ：	Same day

*Unit price with basic configuration

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U Nut Class 1 and 2 (Steel / SUS304)

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

FUJI SEIMITSU

Definitive edition of Locking Nuts

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Starting from^∗ ：	0.29 €
	Special price
Min. Shipping Days ：	Same day

*Unit price with basic configuration

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U Nut Type 3

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

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Starting from^∗ ：	0.26 €
	Special price
Min. Shipping Days ：	Same day

*Unit price with basic configuration

Small U-Nut

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

FUJI SEIMITSU

Definitive edition of Locking Nuts

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Starting from^∗ ：	0.62 €
Min. Shipping Days ：	6 Days

*Unit price with basic configuration

Type 1 U-Nut (SUS316L)

FUJI SEIMITSU

The definite locking nuts

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Starting from^∗ ：	2.94 €
Min. Shipping Days ：	6 Days

*Unit price with basic configuration

Nut, Whitworth

Nut, Whitworth【1-1,000 Pieces Per Package】

FUJI SEIMITSU

Definitive edition of Locking Nuts

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Starting from^∗ ：	0.51 €
Min. Shipping Days ：	6 Days

*Unit price with basic configuration

U Nut, Unified (UNF)

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

FUJI SEIMITSU

Definitive edition of Locking Nuts

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Starting from^∗ ：	0.96 €
Min. Shipping Days ：	6 Days

*Unit price with basic configuration

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Left-Handed U-Nut

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

FUJI SEIMITSU

The definite locking nuts

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Starting from^∗ ：	0.45 €
	Special price
Min. Shipping Days ：	Same day

*Unit price with basic configuration

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Specialized U-Nut Pitch of 1.5

FUJI SEIMITSU

Definitive edition of Locking Nuts

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Starting from^∗ ：	1.00 €
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Min. Shipping Days ：	Same day

*Unit price with basic configuration

U Nut Thin Special Pitch P=1.5

FUJI SEIMITSU

[Nominal Thread (M)] 12
[Materials] Steel Thread
[Type]Metric fine, Application/Function, Locking
[Sales unit] Minimum Quantity (Available for Purchase from 1 pc), Locking for Detail, U-nut
[Pitch (mm)] 1.5
[Surface treatment](Details) Bright Chromate Plating

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Starting from^∗ ：	1.49 €
Min. Shipping Days ：	6 Days

*Unit price with basic configuration

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U Nut

U Nut【1-20 Pieces Per Package】

TRUSCO NAKAYAMA

[Features]
- The metallic friction ring makes contact with the thread on the bolt, increasing torque on the thread and preventing loosening. - Heat resistant, usable in locations with vibration, and reusable.

[Use]
- For locations where bolts can easily loosen.

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Starting from^∗ ：	7.96 €
	Special price
Min. Shipping Days ：	Same day

*Unit price with basic configuration

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U Nut Type 2 (Fine Details)

FUJI SEIMITSU

Definitive edition of Locking Nuts

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Starting from^∗ ：	2.88 €
	Special price
Min. Shipping Days ：	Same day

*Unit price with basic configuration

U-Nut Unified (UNC)

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

FUJI SEIMITSU

Definitive edition of Locking Nuts

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Starting from^∗ ：	3.27 €
Min. Shipping Days ：	6 Days

*Unit price with basic configuration

U-Nut, Small, Fine Type

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

FUJI SEIMITSU

Definitive edition of Locking Nuts

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Starting from^∗ ：	0.73 €
Min. Shipping Days ：	6 Days

*Unit price with basic configuration

Thin, Fine U-Nut

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

FUJI SEIMITSU

Definitive edition of Locking Nuts

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Starting from^∗ ：	1.00 €
Min. Shipping Days ：	6 Days

*Unit price with basic configuration

Fine Welded U-Nut

FUJI SEIMITSU

Definitive edition of Locking Nuts

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Starting from^∗ ：	1.35 €
Min. Shipping Days ：	6 Days

*Unit price with basic configuration

U Nut (Fine)

SUNCO

[Material] Steel
[Surface Processing] Trivalent White / Trivalent Black
[Nominal of Thread (M)] 12/20/22/24/30/36/39/42
[Application/Function] Loosening prevention
[Thread Ridge Type] Metric Fine
[Loosening Prevention Details] U Nut

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Starting from^∗ ：	5.46 €
Min. Shipping Days ：	6 Days

*Unit price with basic configuration

U Nut (Fine P=1.5)

SUNCO

[Material] Steel
[Surface Processing] None / Bright Chromate Plating / Trivalent White / Trivalent Black
[Nominal of Thread (M)] 12/30
[Application/Function] Loosening prevention
[Thread Ridge Type] Metric Fine
[Loosening Prevention Details] U Nut

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Starting from^∗ ：	1.35 €
Min. Shipping Days ：	6 Days

*Unit price with basic configuration

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U Nut, Thin

SUNCO

[Material] Steel
[Surface Processing] Chromate Plating / Trivalent White / Trivalent Black
[Nominal of Thread (M)] 4/10/12/14/16/20/24
[Application/Function] Loosening prevention
[Thread Ridge Type] Metric Coarse
[Loosening Prevention Details] U Nut

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Starting from^∗ ：	0.33 €
	Special price
Min. Shipping Days ：	Same day

*Unit price with basic configuration

Iron U-Nut Thin Type (Smooth Cut)

Iron U-Nut Thin Type (Smooth Cut)【1-500 Pieces Per Package】

SUNCO

[Material] Steel
[Surface Processing] None / Bright Chromate Plating / Trivalent White / Trivalent Black
[Nominal of Thread (M)] 8/12/14/16/20/24
[Application/Function] Loosening prevention
[Thread Ridge Type] Metric Fine
[Loosening Prevention Details] U Nut

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Starting from^∗ ：	0.62 €
Min. Shipping Days ：	6 Days

*Unit price with basic configuration


Brand
Product Series
CAD
Starting from^∗
Min. Shipping Days
Specifications
Screw Nominal (M)
Material
Surface Treatment
Thread Type
Applications, Functions
Sales Unit
Screw Nominal (inch)
Surface Treatment (Details)
Hex Nut Type
Locking Details

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Brand	MISUMI	FUJI SEIMITSU	FUJI SEIMITSU	FUJI SEIMITSU	FUJI SEIMITSU	FUJI SEIMITSU	FUJI SEIMITSU	FUJI SEIMITSU	FUJI SEIMITSU	FUJI SEIMITSU	TRUSCO NAKAYAMA	FUJI SEIMITSU	FUJI SEIMITSU	FUJI SEIMITSU	FUJI SEIMITSU	FUJI SEIMITSU	SUNCO	SUNCO	SUNCO	SUNCO
Product Series	U-Nuts (Pack)【1-100 Pieces Per Package】	U Nut Class 1 and 2 (Steel / SUS304)【1-2,500 Pieces Per Package】	U Nut Type 3【1-4,000 Pieces Per Package】	Small U-Nut【1-1,400 Pieces Per Package】	Type 1 U-Nut (SUS316L)	Nut, Whitworth【1-1,000 Pieces Per Package】	U Nut, Unified (UNF)【1-4,000 Pieces Per Package】	Left-Handed U-Nut【1-3,000 Pieces Per Package】	Specialized U-Nut Pitch of 1.5	U Nut Thin Special Pitch P=1.5	U Nut【1-20 Pieces Per Package】	U Nut Type 2 (Fine Details)	U-Nut Unified (UNC)【1-4,000 Pieces Per Package】	U-Nut, Small, Fine Type【1-800 Pieces Per Package】	Thin, Fine U-Nut【1-800 Pieces Per Package】	Fine Welded U-Nut	U Nut (Fine)	U Nut (Fine P=1.5)	U Nut, Thin	Iron U-Nut Thin Type (Smooth Cut)【1-500 Pieces Per Package】
CAD	2D / 3D
Starting from^∗	1.01 € *Unit price with basic configuration Volume Discount	0.29 € Special price *Unit price with basic configuration Promotional pricing Volume Discount	0.26 € Special price *Unit price with basic configuration Promotional pricing Volume Discount	0.62 € *Unit price with basic configuration Volume Discount	2.94 € *Unit price with basic configuration Volume Discount	0.51 € *Unit price with basic configuration Volume Discount	0.96 € *Unit price with basic configuration Volume Discount	0.45 € Special price *Unit price with basic configuration Promotional pricing Volume Discount	1.00 € Special price *Unit price with basic configuration Promotional pricing Volume Discount	1.49 € *Unit price with basic configuration Volume Discount	7.96 € Special price *Unit price with basic configuration Promotional pricing	2.88 € Special price *Unit price with basic configuration Promotional pricing Volume Discount	3.27 € *Unit price with basic configuration Volume Discount	0.73 € *Unit price with basic configuration Volume Discount	1.00 € *Unit price with basic configuration Volume Discount	1.35 € *Unit price with basic configuration Volume Discount	5.46 € *Unit price with basic configuration Volume Discount	1.35 € *Unit price with basic configuration Volume Discount	0.33 € Special price *Unit price with basic configuration Promotional pricing Volume Discount	0.62 € *Unit price with basic configuration Volume Discount
Min. Shipping Days	Same day	Same day	Same day	6 Days	6 Days	6 Days	6 Days	Same day	Same day	6 Days	Same day	Same day	6 Days	6 Days	6 Days	6 Days	6 Days	6 Days	Same day	6 Days
Specifications	Order quantities extended (D-JIT)
Screw Nominal (M)	4 ～ 16	3 ～ 64	4 ～ 20	8	4 ～ 30	-	-	6 ～ 20	12 ～ 27	12	4 ～ 20	10 ～ 39	-	10 ～ 20	8 ～ 18	12	20	12	4 ～ 24	8 ～ 24
Material	Stainless Steel ～ Steel	Stainless Steel ～ Steel	Stainless Steel ～ Steel	Steel	Stainless Steel	Stainless Steel ～ Steel	Stainless Steel ～ Steel	Stainless Steel ～ Steel	Stainless Steel ～ Steel	Steel	Stainless Steel ～ Steel	Steel	Stainless Steel ～ Steel	Steel	Steel	Steel	Steel	Steel	Steel	Steel
Surface Treatment	Not Provided / Trivalent Chromate / Bright Chrome Plating	Not Provided / Electroless Nickel Plated / Trivalent Chromate / Bright Chrome Plating / Zinc Plating / Chromate Plating	-	-	-	Not Provided	-	-	-	-	-	-	-	-	-	-	Trivalent Chromate	Trivalent Chromate	Trivalent Chromate / Chromate Plating	Not Provided / Trivalent Chromate / Bright Chrome Plating
Thread Type	Metric Coarse	Metric Coarse	Metric Coarse	Meter (Fine)	Metric Coarse	Whit Coarse	Unify Fine Thread UNF	Metric Coarse (Left)	Meter (Fine)	Meter (Fine)	Metric Coarse	Meter (Fine)	Unify Coarse Thread UNC	Meter (Fine)	Meter (Fine)	Meter (Fine)	Meter (Fine)	Meter (Fine)	Metric Coarse	Meter (Fine)
Applications, Functions	Loosening Prevention	Loosening Prevention	Loosening Prevention	Loosening Prevention	Loosening Prevention	Loosening Prevention	Loosening Prevention	Loosening Prevention	Loosening Prevention	Loosening Prevention	Loosening Prevention	Loosening Prevention	Loosening Prevention	Loosening Prevention	Loosening Prevention	For Welding	Loosening Prevention	Loosening Prevention	Loosening Prevention	Loosening Prevention
Sales Unit	Low Quantity (Available beginning with 1 pc.) / Box, Pkg.	Low Quantity (Available beginning with 1 pc.) / Box, Pkg.	Low Quantity (Available beginning with 1 pc.) / Box, Pkg.	Low Quantity (Available beginning with 1 pc.) / Box, Pkg.	Low Quantity (Available beginning with 1 pc.)	Low Quantity (Available beginning with 1 pc.) / Box, Pkg.	Low Quantity (Available beginning with 1 pc.) / Box, Pkg.	Low Quantity (Available beginning with 1 pc.) / Box, Pkg.	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.) / Box, Pkg.	Low Quantity (Available beginning with 1 pc.) / Box, Pkg.	Low Quantity (Available beginning with 1 pc.) / Box, Pkg.	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.) / Box, Pkg.	Low Quantity (Available beginning with 1 pc.) / Box, Pkg.
Screw Nominal (inch)	-	-	-	-	-	1 ～ 7/8	1/2 ～ No. 10	-	-	-	-	-	1 ～ No. 10	-	-	-	-	-	-	-
Surface Treatment (Details)	Not Provided / Trivalent Chromate / Bright Chrome Plating	Not Provided / Electroless Nickel Plating / Trivalent Chromate / Bright Chrome Plating / Hot Zinc Plating / Chromate Plating	Not Provided / Trivalent Chromate / Bright Chrome Plating / Chromate Plating	Not Provided / Trivalent Chromate / Bright Chrome Plating / Chromate Plating	Not Provided	Not Provided / Bright Chrome Plating / Hot Zinc Plating / Chromate Plating	Not Provided / Bright Chrome Plating / Chromate Plating	Not Provided / Trivalent Chromate / Bright Chrome Plating / Chromate Plating	Not Provided / Trivalent Chromate / Bright Chrome Plating / Chromate Plating	Chromate Plating	Trivalent Chromate / Bright Chrome Plating	Not Provided	Not Provided / Bright Chrome Plating / Chromate Plating	Not Provided / Trivalent Chromate / Bright Chrome Plating / Chromate Plating	Not Provided / Trivalent Chromate / Bright Chrome Plating / Chromate Plating	Not Provided	Trivalent Chromate	Trivalent Chromate	Trivalent Chromate / Chromate Plating	Not Provided / Trivalent Chromate / Bright Chrome Plating
Hex Nut Type	-	Class 1 ～ Class 2	Class 3	-	Class 1	Class 1 ～ Class 2	-	-	-	-	-	Class 2	-	-	-	-	Class 2	Class 2	-	-
Locking Details	U Nut	U Nut	U Nut	U Nut	U Nut	U Nut	U Nut	U Nut	U Nut	U Nut	U Nut	U Nut	U Nut	U Nut	U Nut	U Nut	U Nut	U Nut	U Nut	U Nut

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Screw Nominal (M)
1

2

2.6

3

4

5

6

8

10

M10 × 1.25

12

M 12

14

M 15

16

M 17

18

20

M 20

22

24

M25

26

27

28

30

M 30

32

33

35

M 35

36

38

39

40

M 40

42

45

M 45

48

50

M 50

52

55

M 55

56

60

M 60

64

65

70

75

80

85

90

95
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Material
Brass

Brass

Stainless Steel

Steel

Titanium
Clear

Surface Treatment
- Not Provided
- Electroless Nickel Plated
- Trivalent Chromate
- Bright Chrome Plating
- Zinc Plating
- Chromate Plating
- Nickel Plating
- Chrome Plating
- Parker
- Polishing
- Painting, Coating
- Passivated
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Thread Type
- Metric Coarse
- Metric Coarse (Left)
- Meter (Fine)
- Unify Coarse Thread UNC
- Unify Fine Thread UNF
- Whit Coarse
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Applications, Functions
- Regular
- Loosening Prevention
- For Welding
- Fall-off Prevention
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Sales Unit
- Low Quantity (Available beginning with 1 pc.)
- Box, Pkg.
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Screw Nominal (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
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Surface Treatment (Details)
- Not Provided
- Electroless Nickel Plating
- Trivalent Chromate
- Bright Chrome Plating
- Zinc Plating
- Hot Zinc Plating
- Chromate Plating
- Nickel Plating
- Chrome Plating
- Parker
- Barrel Passivated
- Special Chemical Grinding
- Stainless Steel Coating
- Black Painted
- Seizure-Against Coating
- Other Special Treatment
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Hex Nut Type
Class 1

Class 2

Class 3
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Locking Details
- U Nut
- Hard Lock Nuts
- Friction Nut
- Nylon Nut
- Spring Nut
- Other Special Shapes
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Brand

- MISUMI (1)
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- FUJI SEIMITSU (14)
- SUNCO (4)
- TRUSCO NAKAYAMA (1)
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- SAIMA CORPORATION (0)
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- KISHU FASTENER (0)
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CAD data type

- 2D
- 3D
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Lock Nuts（Locking Details：U Nut）

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

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

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

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

Type 1 U-Nut (SUS316L)

Nut, Whitworth【1-1,000 Pieces Per Package】

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

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

Specialized U-Nut Pitch of 1.5

U Nut Thin Special Pitch P=1.5

U Nut【1-20 Pieces Per Package】

U Nut Type 2 (Fine Details)

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

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

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

Fine Welded U-Nut

U Nut (Fine)

U Nut (Fine P=1.5)

U Nut, Thin

Iron U-Nut Thin Type (Smooth Cut)【1-500 Pieces Per Package】

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