S-91101A235 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 fastener loosening under dynamic loads, ensuring long-term assembly integrity.
- High-strength Steel construction with Rockwell C38 hardness provides excellent durability and resistance to deformation.
- Precise 0.641" ID and 1.073" OD dimensions ensure a perfect fit for 5/8" screws, facilitating easy installation and reliable performance.
- ASME B18.21.1 compliance guarantees consistent quality, interchangeability, and adherence to recognized industrial standards.
- RoHS 3 and REACH compliance ensures environmental safety and regulatory acceptance for global industrial applications.
- Standard split lock design offers cost-effective, reliable locking for a wide range of machinery and equipment.
- Inch system compatibility simplifies sourcing and replacement in North American and other inch-based manufacturing environments.
Professional Applications & Engineering Value
This Steel Split Lock Washer is engineered to solve critical vibration-induced loosening in heavy-duty industrial assemblies. Its split lock design creates a continuous spring force that maintains bolt tension, effectively preventing back-off in machinery, automotive systems, and structural frameworks. The Rockwell C38 hardness ensures the washer withstands high stress without losing its locking capability, while the precise 0.641" ID and 1.073" OD provide optimal contact and load distribution for 5/8" screws. Ideal for applications demanding reliability under cyclic loading, this washer reduces maintenance needs and enhances the safety of mechanical fasteners in construction, manufacturing, and transportation equipment.
Specification Summary & Compliance
This washer meets ASME B18.21.1 specifications for dimensional accuracy and performance, ensuring consistent fit and function. It is manufactured from high-grade Steel with a Standard Split Lock Washer Type design, and complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming its suitability for environmentally conscious and regulated industrial markets.
