S-91455A175 19 mm ID x 34 mm OD DIN 125; ISO 7089 General Purpose Washers

Key Features & Benefits at a Glance

• Enhanced corrosion resistance through zinc plating, extending service life in demanding industrial environments
• Superior load distribution with precise 19mm ID and 34mm OD dimensions, preventing surface damage and joint loosening
• Excellent vibration resistance from 2.7-3.3mm thickness and Rockwell B91 hardness, maintaining fastener integrity under dynamic loads
• Guaranteed dimensional accuracy through compliance with DIN 125 and ISO 7089 international standards
• Reliable M18 screw compatibility ensuring perfect fit and optimal performance in metric fastener systems
• Environmental compliance assurance with RoHS 3 and REACH regulations for safe, sustainable industrial use
• Durable steel construction providing consistent performance in heavy-duty applications and harsh conditions

Professional Applications & Engineering Value

This M18 zinc plated steel flat washer delivers critical engineering solutions for industrial equipment, machinery assembly, and structural applications. The zinc plated steel construction provides essential corrosion protection in environments exposed to moisture, chemicals, and outdoor elements, significantly reducing maintenance frequency and replacement costs. With precise metric dimensions (19mm ID, 34mm OD) conforming to DIN 125 and ISO 7089 standards, this washer ensures perfect compatibility with M18 fasteners while distributing clamp loads evenly across surfaces. The Rockwell B91 hardness rating maintains structural integrity under heavy static and dynamic loads, preventing deformation that could compromise joint security. These features make it ideal for automotive manufacturing, construction equipment, industrial machinery, and electrical enclosures where reliable vibration resistance and long-term performance are essential.

Specification Summary & Compliance

This flat washer features precise metric dimensions with 19mm internal diameter, 34mm external diameter, and 2.7-3.3mm thickness range. Manufactured to DIN 125 and ISO 7089 standards for dimensional accuracy and performance consistency. The zinc plated steel construction provides corrosion resistance with Rockwell B91 hardness for mechanical durability. Fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring safe use across industrial sectors.