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Tapping Knurled Bottom Hex Flange Non-Slip Nut

The Tapping Knurled Bottom Hex Flange Non-Slip Nut is a specialized type of nut designed for specific applications where secure and non-slip fastening is crucial.
  • Nut

  • ARIDA

  • 7318159090

  • CNC machining center

  • Stainless Steel

  • One year quality warranty, door-to-door machine care

  • Fastener

  • Cold Forging

  • High Rigidity and Precision

  • ISO, GS, RoHS, CE

  • One year

  • Forging

  • Machinery, Building, Aotu Patrs

  • Standard exporting package

  • Acoording to client's require to provide Model

  • ARIDA

  • China

  • CNC precision

  • New

  • Motor

  • Worldwide

  • yes

  • Plain,Zinc Plated,Copper Plating, Phosphating, etc

  • CNC

Availability:
Quantity:
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Product Prameters

微信图片_20240821104349

d UNC PP UNF PP s Max s Min e Max e Min d Max d Min k Max k Min h Min
0.25 20 28 0.438 0.428 0.505 0.488 0.594 0.574 0.236 0.222 0.04
0.3125 18 24 0.5 0.489 0.577 0.557 0.68 0.66 0.283 0.268 0.04
0.375 16 24 0.562 0.551 0.65 0.628 0.75 0.728 0.347 0.33 0.04
0.4375 14 20 0.688 0.675 0.794 0.768 0.937 0.91 0.395 0.375 0.05
0.5 13 20 0.75 0.736 0.866 0.84 1.01 0.982 0.458 0.443 0.05
0.5625 12 20 0.875 0.861 1.01 0.982 1.188 1.155 0.506 0.483 0.05
0.625 11 18 1.125 1.083 1.281 1.248 1.5 1.46 0.675 0.647 0.06


Description


  • Tapping: This refers to the threading inside the nut, which allows it to be screwed onto a mating bolt or stud with external threads.

  • Knurled Bottom: The bottom surface of the nut is knurled, meaning it has a pattern of small, raised ridges or cross-hatching that provides additional grip and prevents the nut from rotating unintentionally once tightened.

  • Hex Flange: The nut features a hexagonal flange that provides a wider bearing surface compared to a standard hex nut. This helps distribute the clamping force over a larger area, reducing the risk of damage to softer materials.

  • Non-Slip Nut: The combination of the knurled bottom and the flange design ensures that the nut remains in place and does not loosen under vibration or other forces.


Applications


  • These nuts are commonly used in industries such as automotive, aerospace, and manufacturing where components need to be securely fastened without the risk of loosening.

  • They are particularly useful in applications where space is limited and access to the nut from the side is difficult, as the flange helps to hold the nut in place while being tightened from above.

  • Automotive Industry: Used in engine mounts, suspension systems, and other critical applications where secure fastening is essential.

  • Aerospace: Ideal for fastening components in aircraft, where vibration resistance is critical.

  • Manufacturing: Commonly used in machinery and equipment assembly.

  • Construction: Useful for securing structural components in buildings and bridges.


Material and Finish
  • Materials: These nuts are typically made from steel or stainless steel, but they can also be manufactured from other materials such as brass, aluminum, or nylon, depending on the specific application requirements.

  • Finishes: Common finishes include:

    • Zinc Plating: Provides corrosion resistance and a uniform appearance.

    • Black Oxide: Offers a matte black finish and minimal corrosion protection.

    • Nickel Plating: Provides good corrosion resistance and a shiny silver appearance.

    • Stainless Steel: No additional coating is needed as the material itself offers excellent corrosion resistance.

    • Other Coatings: Powder coating, PTFE (Teflon), or other coatings may be applied for special requirements.



Installation Consideration
  • Alignment: Ensure that the nut is aligned correctly before tightening to avoid cross-threading.

  • Torque: Apply appropriate torque to achieve the desired clamping force without over-tightening, which can strip the threads.

  • Surface Preparation: The surface should be clean and flat to maximize the gripping effect of the knurled bottom

Benefits


  • Increased Security: The knurled bottom helps to prevent the nut from rotating and coming loose, providing a more secure connection.

  • Ease of Installation: The hex flange can be easily tightened with a wrench or socket, and the knurling helps keep the nut in position during installation.

  • Durability: Suitable for use in environments where vibrations and movement could cause standard nuts to loosen over time.



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平地尼龙法兰螺母
四方焊接B型螺母


1. What are Tapping Knurled Bottom Hex Flange Non-Slip Nuts used for?

  • Answer: These nuts are primarily used in applications where secure and non-slip fastening is crucial. They are commonly found in industries such as automotive, aerospace, and manufacturing where components need to be securely fastened without the risk of loosening due to vibration or movement.

2. How do the knurled bottoms prevent the nut from slipping?

  • Answer: The knurled bottom creates a textured surface that grips the mating part, preventing the nut from rotating once tightened. This is especially useful in applications where the nut needs to remain stationary despite vibrations.

3. Can these nuts be used with all types of bolts?

  • Answer: No, these nuts are designed to be used with bolts that have the same thread pitch and size. Ensure that the bolt and nut are compatible before use.

4. Are there different materials and finishes available for these nuts?

  • Answer: Yes, these nuts can be made from various materials such as steel, stainless steel, brass, or nylon. Finishes include zinc plating, black oxide, nickel plating, and others, depending on the specific requirements for corrosion resistance and aesthetics.

5. What is the benefit of the hex flange?

  • Answer: The hex flange provides a wider bearing surface, which helps to distribute the clamping force over a larger area. This reduces the risk of damaging softer materials and ensures a more secure and even fastening.

6. Are these nuts compatible with standard tools?

  • Answer: Yes, the hex flange can be easily tightened with a standard wrench or socket tool that matches the size of the flange. This makes installation straightforward and efficient.

7. Can these nuts be reused?

  • Answer: While these nuts can often be reused, the knurling may wear down with repeated use, potentially reducing their non-slip properties. For critical applications, it's recommended to replace them after each use.

8. What is the difference between a fine thread and a coarse thread version of these nuts?

  • Answer: Fine thread versions have more threads per inch, which can provide a tighter fit and higher tensile strength. Coarse thread versions are easier to assemble and disassemble and are generally stronger when the fastener is subjected to shear loads.

9. Do these nuts require any special installation considerations?

  • Answer: Yes, ensure that the surface is clean and flat to maximize the gripping effect of the knurled bottom. Also, use appropriate torque to achieve the desired clamping force without over-tightening, which can strip the threads.


Customer Review: Tapping Knurled Bottom Hex Flange Non-Slip Nut

Rating: 4.5 out of 5 Stars

Reviewer: John M.

Date: January 15, 2024

Title: Excellent Non-Slip Performance, but Be Mindful of Fitment

Review:

I recently purchased the Tapping Knurled Bottom Hex Flange Non-Slip Nuts for use in my automotive project. I needed a secure and reliable fastener that wouldn't come loose under heavy vibration, and these nuts seemed like the perfect solution based on the specifications.

Pros:

  • Secure Fastening: The knurled bottom really does work wonders at keeping the nuts in place. Even after hours of driving on rough roads, none of the nuts have loosened, which is a testament to their effectiveness.

  • Easy Installation: The hex flange makes it very easy to tighten these nuts with a wrench. The wider surface area also helps distribute the force evenly, which is great for delicate surfaces.

  • High-Quality Materials: The nuts are made of high-quality steel with a zinc-plated finish. They look durable and have held up well so far without any signs of rust or wear.

  • Good Value: Compared to similar non-slip nuts, these are reasonably priced for the quality and performance.

Cons:

  • Fitment Issues: While the nuts themselves are well-made, I did encounter some issues with fitment. Specifically, the flange diameter was slightly larger than what I expected based on the product description. It meant that I had to modify some of the mounting holes to accommodate the larger flange.

  • Limited Sizes: There aren't as many size options as I would have liked. I needed a specific size that wasn't available, and I had to go with a slightly larger one and shim it to make it fit properly.

Overall:

I'm quite satisfied with the Tapping Knurled Bottom Hex Flange Non-Slip Nuts. They've performed exceptionally well in my application, and I haven't experienced any loosening issues. However, potential buyers should be cautious about the fitment and check the dimensions carefully before ordering. If you're looking for a reliable non-slip nut, these are definitely worth considering.

Would Recommend: Yes


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