S-5909K994 1.75" ID x 2.5" OD Washers for Needle-Roller Thrust Bearings

Key Features & Benefits at a Glance

• Superior load distribution with a 2.5" outer diameter, minimizing surface pressure and preventing component damage
• Precision fit for 1 3/4" shafts ensured by tight ID tolerance (0.002" to 0.012"), reducing vibration and misalignment risks
• Consistent dimensional accuracy with controlled OD and thickness tolerances for reliable assembly repeatability
• Exceptional durability from high-quality steel construction, offering long service life in demanding environments
• Regulatory compliance with RoHS 3 and REACH standards, ensuring safe use in global markets
• Optimized thickness of 0.063" provides ideal spacing and tension management without adding unnecessary bulk
• Versatile industrial suitability for heavy-duty applications where precision and reliability are critical

Professional Applications & Engineering Value

This precision steel washer delivers exceptional engineering value in industrial settings where exact tolerances matter. The carefully controlled ID tolerance range (0.002" to 0.012") ensures perfect alignment on 1 3/4" shafts, eliminating play that causes equipment wear and premature failure. The steel construction provides the necessary strength for heavy-duty applications while maintaining dimensional stability under load. Manufacturers benefit from the tight thickness control (-0.003" to 0") which guarantees consistent clamping force in assembled components. These high-tolerance washers solve critical alignment and spacing challenges in machinery, automotive, and industrial equipment where vibration resistance and long-term reliability are paramount. The combination of precision manufacturing and robust material selection makes this washer ideal for applications demanding repeatable performance and reduced maintenance intervals.

Specification Summary & Compliance

This precision grade steel washer features exact dimensional specifications including 1.75" internal diameter with 0.002" to 0.012" tolerance, 2.5" outer diameter with -0.03" to -0.01" tolerance, and 0.063" thickness with -0.003" to 0" tolerance. Manufactured to inch system standards for optimal compatibility with imperial component designs. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, meeting the latest environmental and safety requirements for industrial components in international markets.