Conical Knurled Spring Washer - Hebei A&Z International Co., Ltd.

08.12 / 2025

Conical Knurled Spring Washer - Hebei A&Z International Co., Ltd. | Anti-Vibration, Corrosion Resistance

The Conical Knurled Spring Washer represents a significant advancement in mechanical fastening technology. Designed to prevent loose fasteners, this specialized component combines engineering precision with robust material science to deliver unparalleled performance in demanding environments. Whether in aerospace, automotive, or industrial applications, this washer ensures stability, durability, and reliability. Below, we explore its technical specifications, advantages, and the company behind this innovation.

Technical Specifications

The Conical Knurled Spring Washer is engineered to meet the highest standards of quality and performance. Its specifications are detailed below:

Attribute	Specification	Engineering Advantage
Material	304/316 Stainless Steel (AISI Compliant)	Salt spray resistance 500+ hrs (ASTM B117)
Design	Conical spring + 360° knurled contact face	200% higher anti-vibration force vs. standard serrated washers
Locking Mechanism	Radial knurls bite into substrate	No pre-drilling. Zero galling on soft metals
Fastener Sizes	M3 to M16 (DIN 6796 / ISO 10683)	Full compatibility with ISO metric bolts
Temperature Range	-55°C to +300°C (316SS variant available)	Suitable for aerospace/automotive
Certifications	RoHS 3, REACH, DIN 6796 Type A	Global compliance guaranteed

Key Features and Advantages

The Conical Knurled Spring Washer is designed to address common challenges in fastening systems. Its unique features include:

Enhanced Anti-Vibration Performance: The conical spring design combined with a 360° knurled contact face provides 200% more anti-vibration force compared to traditional serrated washers. This ensures secure fastening even in high-vibration environments, as highlighted by NIST standards for mechanical reliability.
Corrosion Resistance: Manufactured from 304/316 stainless steel, the washer offers exceptional salt spray resistance (500+ hours per ASTM B117), making it ideal for harsh environments such as marine or industrial settings.
Zero Galling Design: The radial knurls are engineered to bite into the substrate without requiring pre-drilling, reducing the risk of galling on soft metals. This feature is critical in applications where material integrity is paramount.
Wide Compatibility: With fastener sizes ranging from M3 to M16, the washer is fully compatible with ISO metric bolts, ensuring seamless integration into existing systems.
Extreme Temperature Performance: The 316SS variant operates effectively between -55°C and +300°C, making it suitable for aerospace and automotive applications where thermal stability is essential.

Applications and Use Cases

The Conical Knurled Spring Washer is a versatile solution for a wide range of industries. Its robust design and material properties make it ideal for:

Aerospace: The washer’s ability to withstand extreme temperatures and vibrations makes it suitable for critical aircraft components, as emphasized by NIST guidelines for aerospace-grade materials.
Automotive: In automotive manufacturing, the washer ensures secure fastening of engine parts, suspension systems, and other high-stress components.
Industrial Machinery: The washer’s corrosion resistance and durability make it a preferred choice for heavy machinery, where reliability is crucial.
Marine and Offshore: The salt spray resistance of 304/316 stainless steel ensures longevity in marine environments, preventing premature failure of fasteners.
Electronics: The washer’s design minimizes galling on soft metals, making it suitable for delicate electronic assemblies where precision is required.

Company Background: Hebei A&Z International Co., Ltd.

The Conical Knurled Spring Washer is developed by Hebei A&Z International Co., Ltd., a leading manufacturer and exporter of high-quality fastening solutions. With over 20 years of global export expertise, the company has established itself as a trusted name in the industry. Their commitment to innovation, quality, and customer satisfaction is reflected in their comprehensive service offerings:

Reliable After-Sales Support: Swift resolution for technical issues and product inquiries.
Customizable Product Specifications: Detailed spec sheets tailored to customer needs.
Instant Quote Response: Prompt pricing and solution proposals for informed purchasing decisions.
Professional Export Documentation: Hassle-free logistics with certified export papers.
Secure Packaging with Visual Verification: Branded packaging with photo confirmation before shipment.
Premium Quality at Competitive Pricing: Industry-leading products optimized for value and performance.

Product Images

Below are images of the Conical Knurled Spring Washer for your reference:

Conclusion

The Conical Knurled Spring Washer is a testament to the synergy of advanced engineering and material science. Its ability to prevent loose fasteners, withstand extreme conditions, and integrate seamlessly into diverse applications makes it an indispensable component in modern manufacturing. Backed by Hebei A&Z International Co., Ltd.’s commitment to quality and innovation, this product exemplifies the importance of precision in mechanical systems. For more information, visit the product page or explore the company’s website.