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Lock Nuts（Surface Treatment：Zinc Plating）
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
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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
- Chrome Plating
- Parkerizing
- Polishing
- Painting, Coating
- Passivated
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Sales Unit
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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
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- 11 items
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You can add up to 6 items per a category to the compare list.
Until 31/03/2025
Until 31/03/2025U Nut Class 1 and 2 (Steel/SUS304)【1-125 Pieces Per Package】
FUJI SEIMITSU
Definitive edition of Locking NutsFrom: ฿ 22.14 Special Price Days to Ship: 
5 Day(s)
5 Day(s)
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You can add up to 6 items per a category to the compare list.
Until 31/03/2025
Until 31/03/2025KST
The friction ring swaged on the top of the nut engages with the thread of the bolt, providing a high-performance loosening prevention function. Since no special tool is required for linking, workability is excellent.From: ฿ 21.60 Special Price Days to Ship:
Same day
Same day
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You can add up to 6 items per a category to the compare list.
Until 31/03/2025
Until 31/03/2025Lead Lock Nut【80 Pieces Per Package】
SUNCO
If necessary, it can be removed when required, and it does not become loose even it is shaken intensely during use, the lead lock nut is a product that resolves this contradictory duality well.From: ฿ 2,299.11 Special Price Days to Ship:
Same day
Same day
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You can add up to 6 items per a category to the compare list.
KHI
The nut and spring are integrated to completely prevent loosening and falling of nuts. This effect to prevent loosening is maintained even if it is repeatedly used.From: ฿ 143.81 Days to Ship:
5 Day(s)
5 Day(s)
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You can add up to 6 items per a category to the compare list.
Hard Locking Bearing Nuts (Thin)
SUNCO
[Material] Steel/S45C/Stainless Steel
[Surface Processing] Trivalent White / Molten Zinc Plating / Parkerizing (Phosphate Coating) / None
[Nominal of Thread (M)] 16/20/22/24/27/36
[Application/Function] Loosening prevention
[Thread Ridge Type] Metric Coarse / Metric Fine
[Loosening Prevention Details] Hard Lock NutFrom: ฿ 159.44 Days to Ship:
6 Day(s)
6 Day(s)
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You can add up to 6 items per a category to the compare list.
K Nut with Washer【100-300 Pieces Per Package】
KFC
[Features]
● Friction rings apply firm pressure on the screw threads when tightening, with an excellent anti-loosening effect
● Simplifies work processes and material management
● Passes tests specified in NASA standards NAS3350 and NAS3354
[Applications]
● Locations subject to constant vibration, such as roads and railroads
● Hanging ceiling bolts and ceiling racks
● Mounting support brackets for cablesFrom: ฿ 4,283.69 Days to Ship:
5 Day(s)
5 Day(s)
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You can add up to 6 items per a category to the compare list.
FORTUNE BRIGHT
High-quality, low-cost nut made in Taiwan.
All 4 types available (unichrome, trivalent, hot-dip, stainless steel) can be purchased individually.From: ฿ 14.52 Days to Ship:
3 Day(s)
3 Day(s)
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You can add up to 6 items per a category to the compare list.
HARDLOCK INDUSTRY
Nut that uses the principle of the wedge. Bolts and nuts are integrated, and any kinds of vibration and shock are kept away.From: ฿ 93.54 Days to Ship:
5 Day(s)
5 Day(s)
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You can add up to 6 items per a category to the compare list.
Locking K Nut【25-1,000 Pieces Per Package】
KFC
[Features]
- Friction rings firmly press screw threads when tightening nuts, preventing them from coming loose.
- Handled like a standard nut; no special tools required.
- Compliant with NASA-standard NAS3350 and NAS3354 testing.
[Use]
- Locations with constant vibration, such as roads and railroads
- Ceiling-hung bolts and racks
- Mounting support brackets for cablesFrom: ฿ 4,113.63 Days to Ship:
5 Day(s)
5 Day(s)
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You can add up to 6 items per a category to the compare list.
V-Lock Nut【1-80 Pieces Per Package】
KISHU FASTENER
Double Locking Nut - Definitive Edition Mainly used for light electrical appliances, housing, fences, buildings, etc.From: ฿ 22.40 Days to Ship:
5 Day(s)
5 Day(s)
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You can add up to 6 items per a category to the compare list.
Iron and Stainless Steel Stable Nut【1-500 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.From: ฿ 137.03 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.  Until 31/03/2025 | You can add up to 6 items per a category to the compare list.  Until 31/03/2025 | You can add up to 6 items per a category to the compare list.  Until 31/03/2025 | 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.  | 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.  | 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.  | 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 | KST | SUNCO | KHI | SUNCO | KFC | FORTUNE BRIGHT | HARDLOCK INDUSTRY | KFC | KISHU FASTENER | SOHWA SEISAKUSHO |
| Product Series | U Nut Class 1 and 2 (Steel/SUS304)【1-125 Pieces Per Package】 | Iron and Stainless Steel Stable Nut【1-500 Pieces Per Package】 | |||||||||
| CAD |
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| From | ฿ 22.14 Special Price On Sale Until 31/03/2025 | ฿ 21.60 Special Price On Sale Until 31/03/2025 | ฿ 2,299.11 Special Price On Sale Until 31/03/2025 | ฿ 143.81 | ฿ 159.44 | ฿ 4,283.69 | ฿ 14.52 | ฿ 93.54 | ฿ 4,113.63 | ฿ 22.40 | ฿ 137.03 |
| Days to Ship | 5 Day(s) | Same day | Same day | 5 Day(s) | 6 Day(s) | 5 Day(s) | 3 Day(s) | 5 Day(s) | 5 Day(s) | 5 Day(s) | 5 Day(s) |
| Nominal of Thread (M) | 8 ～ 30 | 12 | 16 | 8 ～ 24 | 16 | 8 ～ 12 | 8 ～ 20 | - | 5 ～ 24 | 8 ～ 24 | 8 ～ 20 |
| Material | Steel | Steel | Steel | Steel | Steel | Steel | Steel | Steel | Stainless Steel ～ Steel | Steel | Steel |
| Applications, Functions | Lock | Lock | Lock | Lock | Lock | Lock | Lock | Lock | Lock | Lock | Lock |
| Thread Type | Metric, Coarse | Metric, Coarse | Metric, Coarse | Metric, Coarse | Metric, Coarse | Metric, Coarse | Metric, Coarse | Whit, Coarse | Metric, Coarse | Metric, Coarse | Metric, Coarse |
| Surface Treatment | Zinc Plating | Zinc Plating | Zinc Plating | Zinc Plating | Zinc Plating | Zinc Plating | Zinc Plating | Zinc Plating | Zinc Plating | Zinc Plating | Zinc Plating |
| 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.) | 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. | Box, Pkg. | Low Quantity (Available beginning with 1 pc.) ～ Box, Pkg. | Low Quantity (Available beginning with 1 pc.) ～ Box, Pkg. |
| Locking Details | U Nut | Friction Nut | Friction Nut | Spring Nut | Hard Lock Nut | Other Special Shapes | Friction Nut | Hard Lock Nut | Friction Nut | Friction Nut | Friction Nut |
| Nominal of Thread (inch) | - | - | - | - | - | - | - | 1 ～ 3/8 | - | - | - |
| Surface Treatment (Details) | Hot Zinc Plating | Hot Zinc Plating | Hot Zinc Plating | Hot Zinc Plating | Hot Zinc Plating | Hot Zinc Plating | Hot Zinc Plating | Hot Zinc Plating | Not Provided / Hot Zinc Plating | Hot Zinc Plating | Hot Zinc Plating |
| Hex Nut Type | Class 1 ～ Class 2 | - | Class 1 | - | - | Class 1 | - | - | Class 1 | Class 1 ～ Class 2 | Class 1 ～ Class 2 |
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