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Lock Nuts（Hex Nut Type：Class 2）
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.
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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.
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| Brand | FUJI SEIMITSU | TOMOE KOGYO | SUNCO | SUNCO | KISHU FASTENER | FUJI SEIMITSU | FUJI SEIMITSU | SAIMA CORPORATION | SUNCO | SUNCO | SUNCO | SUNCO | SOHWA SEISAKUSHO | SUNCO | FUJI SEIMITSU | FUJI SEIMITSU | SUNCO | SUNCO | SUNCO |
| Product Series | U Nut Class 1 and 2 (Steel/SUS304)【1-2,500 Pieces Per Package】 | Iron and Stainless Steel Stable Nut【1-2,000 Pieces Per Package】 | |||||||||||||||||
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| Days to Ship | 1 Day(s) or more | 1 Day(s) or more | 9 Day(s) or more | 5 Day(s) or more | 5 Day(s) or more | 5 Day(s) or more | 5 Day(s) or more | 6 Day(s) or more | 2 Day(s) or more | 5 Day(s) or more | 5 Day(s) or more | 5 Day(s) or more | 5 Day(s) or more | 5 Day(s) or more | 2 Day(s) or more | 5 Day(s) or more | 5 Day(s) or more | 9 Day(s) or more | 9 Day(s) or more |
| Nominal of Thread (M) | 3 ～ 45 | 5 ～ 12 | 6 | 3 ～ 12 | 4 ～ 12 | 24 ～ 27 | 10 ～ 36 | - | 5 ～ 18 | 5 ～ 8 | 10 | 8 | 4 ～ 16 | 6 ～ 10 | 10 ～ 56 | - | 5 ～ 42 | 12 ～ 42 | 12 ～ 30 |
| Material | Steel | Stainless Steel ～ Steel | Steel | Steel | Steel | Steel | Steel | Stainless Steel | Stainless Steel ～ Steel | Steel | Steel | Steel | Stainless Steel ～ Steel | Steel | Steel | Steel | Stainless Steel ～ Steel | Steel | Steel |
| Applications, Functions | Lock | Lock | Lock | Lock | Lock | Lock | Lock | Lock | Lock | Lock | Lock | Lock | Lock | Lock | Lock | Lock | Lock | Lock | Lock |
| Thread Type | Metric, Coarse | Metric, Coarse | Metric, Coarse | Metric, Coarse | Metric, Coarse | Metric, Fine | Metric, Coarse | Unified, Coarse (UNC) / Unified, Fine (UNF) | Metric, Coarse | Metric, Coarse | Metric, Fine | Metric, Coarse | Metric, Coarse | Metric, Coarse | Metric, Fine | Whit, Coarse | Metric, Coarse | Metric, Fine | Metric, Fine |
| Surface Treatment | Not Provided / Electroless Nickel Plating / Trivalent Chromate / Bright Chrome Plating / Zinc Plating / Chromate Plating | Not Provided / Trivalent Chromate / Bright Chrome Plating / Chromate Plating | Painting, Coating | Not Provided / Trivalent Chromate / Bright Chrome Plating / Chromate Plating | Not Provided / Trivalent Chromate / Bright Chrome Plating / Zinc Plating / Chromate Plating | - | - | Passivated | Trivalent Chromate / Bright Chrome Plating / Chromate Plating | Not Provided / Trivalent Chromate / Bright Chrome Plating / Chromate Plating | Trivalent Chromate | Not Provided / Trivalent Chromate | Not Provided / Trivalent Chromate / Bright Chrome Plating / Zinc Plating / Chromate Plating | Not Provided / Trivalent Chromate / Bright Chrome Plating / Chromate Plating | - | - | Trivalent Chromate | Trivalent Chromate | Trivalent Chromate / 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. | 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. | Box, Pkg. | Low Quantity (Available beginning with 1 pc.) | Box, Pkg. | Box, Pkg. | Box, Pkg. | Low Quantity (Available beginning with 1 pc.) / Box, Pkg. | 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.) / Box, Pkg. | Low Quantity (Available beginning with 1 pc.) / Box, Pkg. |
| Locking Details | U Nut | Nylon Nut | Friction Nut | Friction Nut | Friction Nut | U Nut | U Nut | Nylon Nut | Nylon Nut | Friction Nut | Friction Nut | Friction Nut | Friction Nut | Friction Nut | U Nut | U Nut | Friction Nut | U Nut | U Nut |
| Nominal of Thread (inch) | - | - | - | - | - | - | - | No. 2 ～ No. 12 | - | - | - | - | - | - | - | 7/8 | - | - | - |
| Surface Treatment (Details) | 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 / Trivalent Chromate / Bright Chrome Plating / Hot Zinc Plating / Chromate Plating | Not Provided / Trivalent Chromate / Bright Chrome Plating / Chromate Plating | Bright Chrome Plating / Chromate Plating | Barrel, Passivated | Trivalent Chromate / Bright Chrome Plating / Chromate Plating | Not Provided / Trivalent Chromate / Bright Chrome Plating / Chromate Plating | Trivalent Chromate | Not Provided / Trivalent Chromate | Not Provided / 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 | Bright Chrome Plating | Trivalent Chromate | Trivalent Chromate | Trivalent Chromate / Bright Chrome Plating |
| Hex Nut Type | Class 2 | Class 2 | Class 2 | Class 2 | Class 2 | Class 2 | Class 2 | Class 2 | Class 2 | Class 2 | Class 2 | Class 2 | Class 2 | Class 2 | Class 2 | Class 2 | Class 2 | Class 2 | Class 2 |
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| Brand | FUJI SEIMITSU | TOMOE KOGYO | SUNCO | SUNCO | KISHU FASTENER | FUJI SEIMITSU | FUJI SEIMITSU | SAIMA CORPORATION | SUNCO | SUNCO | SUNCO | SUNCO | SOHWA SEISAKUSHO | SUNCO | FUJI SEIMITSU | FUJI SEIMITSU | SUNCO | SUNCO | SUNCO |
| Product Series | U Nut Class 1 and 2 (Steel/SUS304)【1-2,500 Pieces Per Package】 | Iron and Stainless Steel Stable Nut【1-2,000 Pieces Per Package】 |
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Configure
Specification/Dimensions
-
Nominal of Thread (M)
-
Material
-
Applications, Functions
- Standard
- Lock
- For Welding
- Fall-off Prevention
-
Thread Type
- Metric, Coarse
- Metric, Coarse (Left)
- Metric, Fine
- Unified, Coarse (UNC)
- Unified, Fine (UNF)
- Whit, Coarse
-
Surface Treatment
- Not Provided
- Electroless Nickel Plating
- Trivalent Chromate
- Bright Chrome Plating
- Zinc Plating
- Chromate Plating
- Nickel Plating
- Chrome Plating
- Parkerizing
- Dacrotizing
- Polishing
- Painting, Coating
- Passivated
-
Sales Unit
- Low Quantity (Available beginning with 1 pc.)
- Box, Pkg.
-
Locking Details
-
Nominal of Thread (inch)
-
Surface Treatment (Details)
-
Hex Nut Type
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