S-5909K986 4.125" ID x 5 1/16" OD Washers for Needle-Roller Thrust Bearings

Key Features & Benefits at a Glance

• Enhanced load distribution with 5 1/16" OD to prevent surface damage and extend equipment life
• Precise shaft alignment ensured by 4.125" ID with tight tolerance for secure fit on 4 1/8" shafts
• Superior durability from 0.09375" thick steel construction, resisting deformation under heavy loads
• Reliable corrosion resistance due to high-quality steel material, suitable for harsh industrial environments
• Strict dimensional accuracy with controlled ID, OD, and thickness tolerances for consistent assembly performance
• Global compliance assurance with RoHS 3 and REACH standards, meeting international regulatory requirements
• Versatile industrial application designed for machinery, automotive, and heavy equipment shaft assemblies

Professional Applications & Engineering Value

This precision steel washer is engineered to address critical challenges in industrial shaft assemblies, where improper load distribution and misalignment can lead to premature equipment failure. The 4.125" ID with controlled tolerance ensures a secure fit on 4 1/8" shafts, minimizing vibration and wear. Its 5 1/16" OD provides a broad bearing surface, effectively distributing pressure and preventing surface indentation. Made from robust steel, it offers excellent strength and corrosion resistance, making it ideal for heavy-duty applications in machinery, automotive systems, and industrial equipment. The precise 0.09375" thickness maintains structural integrity under stress, reducing maintenance needs and enhancing operational reliability in demanding environments.

Specification Summary & Compliance

This washer features an ID of 4.125" with a tolerance of 0.002" to 0.017", OD of 5 1/16" with a tolerance of -0.03" to -0.01", and thickness of 0.09375" with a tolerance of -0.00175" to 0.00125", ensuring high dimensional accuracy for precision shaft applications. It complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, affirming its safety and environmental standards for industrial use.