S-94241A620 21.2 mm ID x 30.6 mm OD DIN 7980 Split Lock Washers for Socket Head Screws
Split Lock Washers for Socket Head Screws
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Basic Information
Dimension Parameters
Material & Strength Parameters
Installation & Application Parameters
Finish & Compliance Parameters
Special Type Parameters
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Key Features & Benefits at a Glance
- Superior vibration resistance with the split lock design that maintains tension and prevents loosening under dynamic loads.
- Exceptional corrosion resistance due to 316 stainless steel construction, ideal for harsh or marine environments.
- Precise dimensional fit with a 21.2mm inner diameter and 30.6mm outer diameter, ensuring compatibility with M20 screws.
- Reliable performance meeting DIN 7980 standards for consistent quality and interchangeability in metric assemblies.
- Durable and reusable design with a thickness of 4.3-4.7mm, providing long service life in demanding applications.
- Environmental compliance with RoHS 3 and REACH, supporting sustainable and safe industrial practices.
- Easy installation and removal thanks to the standard split lock type, facilitating maintenance and adjustments.
Professional Applications & Engineering Value
This M20 split lock washer is engineered to address critical challenges in industrial fastening, such as vibration-induced loosening and corrosion. Crafted from 316 stainless steel, it offers excellent resistance to chemicals, moisture, and high temperatures, making it suitable for applications in marine equipment, chemical processing, and outdoor machinery. The split lock design applies continuous spring force, compensating for relaxation and thermal expansion in assemblies. By conforming to DIN 7980, it ensures precise thread engagement and reliable performance in metric systems, reducing downtime and maintenance costs. Its robust build and compliance with environmental regulations like RoHS and REACH make it a trusted choice for engineers seeking durable, vibration-resistant solutions.
Specification Summary & Compliance
This washer features an inner diameter of 21.2mm, outer diameter of 30.6mm, and thickness of 4.3-4.7mm, designed for M20 screw sizes with standard split lock washer type. It complies with DIN 7980 specifications for dimensional accuracy and performance. Additionally, it meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliance, ensuring it is free from hazardous substances and suitable for various industrial applications.
