S-91812A800 1.12" ID x 1.65" OD Extreme-Vibration-Resistant Wedge Lock Washers
Extreme-Vibration-Resistant Wedge 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 with dual-sided serrations that bite into mating surfaces, preventing loosening under dynamic loads.
- Exceptional corrosion resistance from 316 stainless steel material, ideal for harsh environments like marine or chemical processing.
- Enhanced durability and wear resistance due to case hardening achieving Rockwell C51 hardness, extending service life.
- Reliable locking performance for M27 screw sizes, ensuring secure fastening in heavy-duty industrial assemblies.
- Precision dimensional fit with ID 1.12" and OD 1.65", providing optimal contact and load distribution.
- Compliance with environmental standards, meeting RoHS 3 and REACH regulations for safe, sustainable use.
- Consistent thickness control between 0.260-0.280", ensuring uniform clamping force and ease of installation.
Professional Applications & Engineering Value
This M27 wedge lock washer is engineered to solve critical issues in industrial settings where vibration and corrosion compromise fastener integrity. Made from 316 stainless steel, it offers excellent resistance to corrosive elements, making it suitable for applications in offshore equipment, chemical plants, and food processing machinery. The top and bottom serrated design ensures a firm grip on both the bolt and surface, effectively preventing rotation and loosening under cyclic stresses. With case hardening to Rockwell C51, it withstands high wear and impact, reducing maintenance needs and downtime. This metric wedge washer delivers reliable performance in heavy-duty assemblies, such as structural connections and machinery mounts, where long-term stability is essential.
Specification Summary & Compliance
This washer features precise dimensions with an ID of 1.12", OD of 1.65", and thickness ranging from 0.260" to 0.280", designed for M27 screw sizes. It adheres to standard wedge lock washer specifications, ensuring accurate fit and function. The product is RoHS 3 (2015/863/EU) Compliant and REACH (EC 1907/2006) Compliant, confirming it meets stringent environmental and safety regulations for hazardous substances.
