S-91013A733 0.641" ID x 1.073" OD ASME B18.21.1 Split Lock Washers
Split Lock Washers
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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 prevents bolt and nut loosening in high-stress environments, ensuring long-term joint integrity.
- Lightweight aluminum construction reduces overall assembly weight without sacrificing performance, ideal for weight-sensitive applications.
- Rockwell B87 hardness provides excellent durability and spring action for reliable, repeated locking force.
- ASME B18.21.1 standard compliance guarantees dimensional accuracy and interchangeability, simplifying sourcing and installation.
- RoHS 3 and REACH compliance ensures environmental responsibility and safe use in regulated industries.
- Precise 0.641" ID and 1.073" OD dimensions ensure a perfect fit for 5/8" screws, preventing misalignment and installation issues.
- Standard split lock design offers cost-effective and proven anti-rotation performance for a wide range of industrial uses.
Professional Applications & Engineering Value
This aluminum split lock washer is engineered to solve critical loosening problems in vibration-prone applications. Its split lock design creates a continuous spring force that counters rotational movement, making it essential for machinery, automotive assemblies, and electrical enclosures where reliability is paramount. The aluminum material offers excellent corrosion resistance and is non-magnetic, making it suitable for sensitive electronic and aerospace components. With Rockwell B87 hardness, it maintains its locking capability under cyclic loading, reducing maintenance needs and preventing costly downtime. The compliance with ASME B18.21.1 ensures that it meets rigorous industrial standards for dimensional consistency and performance.
Specification Summary & Compliance
This washer features precise dimensions: 0.641" ID, 1.073" OD, and 0.156" Thickness, designed for a 5/8" screw size. It conforms to the ASME B18.21.1 standard for split lock washers, ensuring reliable performance and interchangeability. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming its safety for use in environments with strict environmental and health standards.
