S-98689A120 17 mm ID x 28 mm OD DIN 433; ISO 7092 General Purpose Washers

Key Features & Benefits at a Glance

• Superior corrosion resistance from 18-8 stainless steel construction, ideal for harsh industrial environments and outdoor applications.
• Enhanced load distribution with precise 17mm ID and 28mm OD, preventing surface damage and loosening in M16 bolted joints.
• Consistent mechanical strength ensured by Rockwell B76 hardness, providing reliable performance under vibration and stress.
• Guaranteed dimensional accuracy through compliance with DIN 433 and ISO 7092 standards, ensuring perfect fit and interchangeability.
• Long-term operational reliability with a robust 2.3-2.7mm thickness, offering excellent durability and repeated use capability.
• Safe for sensitive applications with full RoHS 3 and REACH compliance, free from hazardous substances.
• Broad compatibility with metric M16 fasteners, simplifying sourcing and assembly in global engineering projects.

Professional Applications & Engineering Value

This M16 flat washer is engineered to solve critical challenges in industrial assembly and heavy-duty machinery. The 18-8 stainless steel material provides exceptional corrosion resistance, making it suitable for applications exposed to moisture, chemicals, and extreme temperatures, such as in marine, chemical processing, and food-grade equipment. Its precise dimensions (17mm ID, 28mm OD) and 2.3-2.7mm thickness ensure optimal load distribution, reducing the risk of bolt loosening and joint failure under dynamic loads. By conforming to DIN 433 and ISO 7092 standards, this metric flat washer guarantees consistent performance and easy integration into existing metric system designs, enhancing assembly efficiency and reducing maintenance costs in automotive, construction, and manufacturing sectors.

Specification Summary & Compliance

This washer features a 17mm inner diameter and 28mm outer diameter with a thickness of 2.3-2.7mm, manufactured from 18-8 stainless steel with a Rockwell B76 hardness. It is designed for M16 screw size and complies with DIN 433 and ISO 7092 standards for dimensional accuracy and performance. The product is RoHS 3 (2015/863/EU) Compliant and REACH (EC 1907/2006) Compliant, ensuring adherence to environmental and safety regulations.