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Lock Nuts（Hex Nut Type：Class 3）
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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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- Volume Discount
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 4 ～ 20 Stainless Steel ～ Steel Lock Metric, Coarse - Low Quantity (Available beginning with 1 pc.) / Box, Pkg. U Nut - Not Provided / Trivalent Chromate / Bright Chrome Plating / Chromate Plating Class 3 From: ₹ 10.77 Days to Ship: 5 Day(s) or more 
5 Day(s) or more
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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.
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 6 ～ 12 Stainless Steel ～ Steel Lock Metric, Coarse Not Provided / Trivalent Chromate / Chromate Plating Low Quantity (Available beginning with 1 pc.) / Box, Pkg. Friction Nut - Not Provided / Trivalent Chromate / Chromate Plating Class 3 From: ₹ 10.97 Days to Ship: 5 Day(s) or more
5 Day(s) or more
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| Nominal of Thread (M) |
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| Locking Details |
| Nominal of Thread (inch) |
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You can add up to 6 items per a category to the compare list.  | You can add up to 6 items per a category to the compare list.  | |
| Brand | FUJI SEIMITSU | SOHWA SEISAKUSHO |
| Product Series | ||
| From | ₹ 19.00 | ₹ 148.64 |
| Days to Ship | 5 Day(s) or more | 5 Day(s) or more |
| Nominal of Thread (M) | 4 ～ 20 | 6 ～ 12 |
| Material | Stainless Steel ～ Steel | Stainless Steel ～ Steel |
| Applications, Functions | Lock | Lock |
| Thread Type | Metric, Coarse | Metric, Coarse |
| Surface Treatment | - | Not Provided / Trivalent Chromate / Chromate Plating |
| Sales Unit | Low Quantity (Available beginning with 1 pc.) / Box, Pkg. | Low Quantity (Available beginning with 1 pc.) / Box, Pkg. |
| Locking Details | U Nut | Friction Nut |
| Nominal of Thread (inch) | - | - |
| Surface Treatment (Details) | Not Provided / Trivalent Chromate / Bright Chrome Plating / Chromate Plating | Not Provided / Trivalent Chromate / Chromate Plating |
| Hex Nut Type | Class 3 | Class 3 |
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Specification/Dimensions
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Nominal of Thread (M)
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Material
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Applications, Functions
- Standard
- Lock
- For Welding
- Fall-off Prevention
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Thread Type
- Metric, Coarse
- Metric, Coarse (Left)
- Metric, Fine
- Unified, Coarse (UNC)
- Unified, Fine (UNF)
- Whit, Coarse
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Surface Treatment
- Not Provided
- Electroless Nickel Plating
- Trivalent Chromate
- Bright Chrome Plating
- Zinc Plating
- Chromate Plating
- Nickel Plating
- Parkerizing
- Dacrotizing
- Polishing
- Painting, Coating
- Passivated
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Sales Unit
- Low Quantity (Available beginning with 1 pc.)
- Box, Pkg.
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Locking Details
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Nominal of Thread (inch)
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Surface Treatment (Details)
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Hex Nut Type
Payment Method
- Credit Card
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- Debit Cart
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- Net Banking
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- UPI
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- Cheque on delivery
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- Online payment
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