S-5909K995 1.75" ID x 2.5" OD Washers for Needle-Roller Thrust Bearings

Key Features & Benefits at a Glance

• Precision-engineered tolerances ensure perfect fit and alignment on 1 3/4" shafts, reducing vibration and component wear
• Durable steel construction provides excellent load distribution and long-term reliability in demanding industrial environments
• Corrosion-resistant properties maintain structural integrity and performance in various operating conditions
• Strict dimensional control (ID: 0.002"-0.012", OD: -0.03" to -0.01", Thickness: -0.003" to 0") guarantees consistent performance across production runs
• Environmental compliance with RoHS 3 and REACH standards ensures safe use in regulated industries and global markets
• Optimized for 1 3/4" shaft applications delivering secure fastening and reliable spacing in mechanical assemblies

Professional Applications & Engineering Value

This precision steel washer addresses critical engineering challenges in industrial machinery and equipment assembly. The tight tolerance specifications (ID tolerance: 0.002" to 0.012", OD tolerance: -0.03" to -0.01") ensure exact fitment on 1 3/4" shaft diameters, eliminating play and misalignment that can lead to premature bearing failure or mechanical inefficiency. The steel material provides superior strength and durability, making it ideal for high-load applications where consistent performance under stress is essential. Engineering teams value this precision grade washer for its ability to maintain dimensional stability in automotive, manufacturing, and heavy equipment applications, where precise spacing and reliable load distribution are critical to system longevity and operational safety.

Specification Summary & Compliance

This steel washer features precise dimensional specifications: 1.75" ID with 0.002" to 0.012" tolerance, 2.5" OD with -0.03" to -0.01" tolerance, and 0.126" thickness with -0.003" to 0" tolerance. Manufactured to inch system standards for compatibility with imperial shaft diameters. The component is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and regulatory acceptance for industrial applications worldwide.