S-5909K72 12.032 mm ID x 26 mm OD DIN 5405-3, ISO 303 Washers for Needle-Roller Thrust Bearings

Key Features & Benefits at a Glance

• Precision dimensional control ensures perfect fit for 12mm shafts with exact 12.032mm ID and 26mm OD specifications
• Enhanced assembly reliability through strict adherence to DIN 5405-3 and ISO 303 international standards
• Superior corrosion resistance provided by high-quality steel construction for extended service life
• Optimal load distribution achieved through precise 1mm thickness with tight ±0.05mm tolerance
• Environmental compliance assurance with full RoHS 3 and REACH regulatory adherence
• Reduced maintenance requirements thanks to durable steel material and precision manufacturing
• Interchangeable compatibility across metric systems for seamless integration into existing assemblies

Professional Applications & Engineering Value

These precision-grade steel washers are engineered to solve critical alignment and load distribution challenges in industrial machinery. The DIN 5405-3 compliant design ensures perfect shaft-to-washer interface, eliminating play and reducing vibration in rotating assemblies. With exact 12.032mm ID dimensions and controlled tolerances, these metric steel washers prevent component misalignment that can lead to premature wear in conveyor systems, motor assemblies, and precision mechanical equipment. The ISO 303 certification guarantees consistent performance across batch productions, making them ideal for automotive, manufacturing, and heavy equipment applications where reliability is paramount. The robust steel construction withstands high-stress conditions while maintaining dimensional stability under varying operational temperatures.

Specification Summary & Compliance

Manufactured to exacting metric standards with ID tolerance of 0mm to +0.18mm, OD tolerance of -0.212mm to -0.032mm, and thickness tolerance of ±0.05mm. Fully compliant with DIN 5405-3 and ISO 303 specifications for dimensional accuracy and performance. Meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring safe use across industrial applications. Designed specifically for 12mm shaft diameters with precise engineering for optimal mechanical performance.