S-90073A333 1.153" ID x 1.663" OD ASME B18.21.1 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 ensures fasteners stay securely locked in high-motion industrial environments, reducing maintenance needs and downtime.
- High-strength steel construction with Rockwell C38 hardness provides exceptional durability and resistance to deformation under heavy loads.
- Precise 1.153" ID and 1.663" OD dimensions guarantee a perfect fit for 1 1/8" screws, enabling quick and reliable assembly without slippage.
- Compliance with ASME B18.21.1 standards ensures consistent quality, interchangeability, and performance in demanding applications.
- RoHS 3 and REACH compliance makes this washer safe for use in regulated industries, supporting environmental and workplace safety goals.
- 0.313" thickness offers robust support and load distribution, enhancing the longevity of connected components.
- Standard split lock design delivers reliable spring action to maintain clamping force, preventing loosening from thermal cycling or shock.
Professional Applications & Engineering Value
This split lock washer is engineered to address critical challenges in industrial applications where vibration and dynamic loads threaten fastener integrity. Made from high-strength steel and hardened to Rockwell C38, it resists wear and maintains clamping force in heavy machinery, automotive assemblies, and structural frameworks. The standard split lock washer type with precise 1.153" ID and 1.663" OD ensures easy installation on 1 1/8" screw sizes, while its robust 0.313" thickness distributes stress effectively. By meeting ASME B18.21.1 specifications, it provides reliable performance in vibration-resistant settings, reducing the risk of equipment failure and enhancing operational safety in inch system projects.
Specification Summary & Compliance
This washer features an ID of 1.153", OD of 1.663", and thickness of 0.313", designed for screw size 1 1/8" with standard split lock type. It complies with ASME B18.21.1 for dimensional and performance standards, ensuring precision in inch system applications. The product is RoHS 3 (2015/863/EU) Compliant and REACH (EC 1907/2006) Compliant (as of 01/17/2023, 233 SVHC), affirming its adherence to environmental and safety regulations.
