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The product is a serrated washer made from spring steel, featuring a diameter of 8mm and a height of 0.5mm, designed for M4 applications. This washer provides enhanced locking characteristics due to its internal serrations, ensuring secure fastening in various mechanical assemblies.
0,02 €
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4200 in stock
Estimated delivery time: 7-14 days
* Please note that delivery times may vary based on supplier availability and shipping location.
Quantity From | Price Per Item |
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200 | $0.02 |
600 | $0.01 |
2000 | $0.0090 |
2200 | $0.0068 |
6000 | $0.0065 |
Order in multiples of:
4200 in stock
- Packing Detail: BG2, ST, Bag, 200
- Packing Detail: BG1, ST, Bag, 1000
- Packing Detail: CT2, ST, Cardboard, 2000
- Packing Detail: CT1, ST, Cardboard, 2500
When it comes to achieving the perfect fastening system, the right components make all the difference. The 1278258 washer is an essential component designed for M4 applications. This washer, characterized by its internal serration, is meticulously crafted to ensure optimal performance in various mechanical setups.
Product Overview
The 1278258 washer is designed with precision and functionality in mind. Offering a diameter of 8mm and a height of 0.5mm, this component is made from durable spring steel, providing the resilience needed for heavy-duty applications. The serrated design allows for improved grip and prevents slippage, ultimately enhancing the integrity of the connection.
Key Features of the 1278258 Washer
1. Material Quality
The 1278258 washer is made from spring steel, a material known for its durability and strength. This quality ensures that the washer can withstand the rigors of constant use without deforming or losing its effectiveness. The use of high-quality materials minimizes the likelihood of wear and failure, making it an ideal choice for critical applications.
2. Size and Dimensions
With a diameter of 8mm and a height of 0.5mm, the 1278258 washer is versatile enough to fit various M4 fasteners. Its compact dimensions make it suitable for applications where space is limited, yet its performance is far from compromised.
3. Internal Serration Design
- Enhanced Grip: The internal serration on the 1278258 washer provides increased friction between the washer and the fastening component, reducing the chances of loosening under load.
- Prevention of Damage: This design helps distribute forces evenly, minimizing the potential for damage to connected components.
- Improved Load Distribution: The serrated edges help maintain a secure fit by engaging with the surface of the fastener, providing greater stability.
4. Versatile Applications
The 1278258 washer is suitable for a wide range of applications, both in industrial and domestic settings. Its ability to enhance fastening systems makes it ideal for:
- Automotive applications, where components need to withstand vibrations and dynamic loads.
- Machinery manufacturing, where reliability and durability are crucial.
- Construction projects that require strong and secure fastening solutions.
- Electrical assemblies, where proper fastening ensures the safety and functionality of devices.
Installation and Use
Installing the 1278258 washer is straightforward. Here are some quick steps to ensure proper installation:
- Ensure the fastening surface is clean and free from debris.
- Insert the 1278258 washer onto the M4 bolt or screw.
- Fasten securely to the target surface. Make sure to apply the right torque to ensure a strong connection.
For optimal performance, regularly inspect the washer for signs of wear or damage, especially in high-load applications.
Why Choose the 1278258 Washer?
Choosing the right washer can directly impact the performance and longevity of your assembly. Here are several reasons to opt for the 1278258 washer:
- High-Quality Material: Made from durable spring steel, it ensures a long lifespan and consistent performance.
- Cost-Effective Solution: Its reliability reduces the need for frequent replacements, saving you time and money.
- Effective Design: The internal serration provides secure fastening capabilities, essential in high-stress applications.
- Versatility: Suitable for a wide variety of applications, making it a go-to choice for many industries.
Conclusion
In summary, the 1278258 washer is a key component in ensuring strong and reliable fastening in numerous applications. Its internal serrated design, combined with the high-quality spring steel material, makes it an unparalleled choice for anyone looking to enhance their mechanical assemblies. Whether you are involved in automotive, industrial, or construction industries, the 1278258 washer is your partner in achieving secure and efficient connections.
Invest in quality and reliability; choose the 1278258 washer for all your fastening needs today! Explore more products in our washers category for additional options that suit your requirements.

Shipping & Delivery
At Eselcom, we are committed to ensuring your orders are delivered with speed, security, and convenience. Our comprehensive shipping services are designed to provide peace of mind and reliability every step of the way.
- Fast and Flexible Options: We offer various shipping speeds to accommodate your schedule, including express delivery for time-sensitive orders.
- Real-Time Tracking: Stay informed with our seamless tracking system, giving you live updates on your shipment’s status from dispatch to delivery.
- Global Reach: With trusted logistics partners, we deliver to customers worldwide, making sure your components arrive safely and on time.
- Secure Packaging: We ensure every order is carefully packed to prevent damage during transit, so your products reach you in perfect condition.
Trust Eselcom to deliver quality products right to your door, on time and with care.
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