S-98029A055 0.844" ID x 1.5" OD Oversized Washers

Key Features & Benefits at a Glance

• Superior corrosion resistance with black-oxide steel finish, extending service life in harsh industrial environments
• Precise dimensional fit with 0.844" ID and 1.5" OD ensuring optimal load distribution for 3/4" screw applications
• Enhanced durability through robust steel construction capable of withstanding heavy-duty mechanical stress
• Reliable performance with consistent 0.230-0.255" thickness for uniform pressure distribution
• Environmental compliance meeting RoHS 3 and REACH standards for safe industrial use
• Versatile compatibility with inch-system fasteners across various industrial applications
• Reduced maintenance needs thanks to corrosion-resistant properties minimizing replacement frequency

Professional Applications & Engineering Value

This black-oxide steel flat washer delivers exceptional engineering value through its specialized material properties and dimensional precision. The black-oxide surface treatment provides superior corrosion resistance, addressing common failure points in industrial environments where moisture, chemicals, or outdoor exposure are concerns. Engineered with precise 0.844" ID and 1.5" OD dimensions, this washer ensures perfect compatibility with 3/4" screws, preventing loosening and distributing clamp load effectively across connected surfaces. The consistent 0.230-0.255" thickness maintains uniform pressure in heavy machinery, construction equipment, and structural assemblies, reducing stress concentration points that lead to joint failure. These industrial washers solve critical challenges in manufacturing, automotive, and construction applications where reliability and longevity are paramount.

Specification Summary & Compliance

This flat washer features inch-system dimensions with 0.844" inner diameter, 1.5" outer diameter, and 0.230-0.255" thickness range, specifically designed for 3/4" screw applications. Manufactured from black-oxide coated steel, the product maintains dimensional accuracy suitable for standard industrial use. Compliance includes RoHS 3 (2015/863/EU) with exemption 6(a) for lead as an alloying element in steel and full REACH (EC 1907/2006) compliance as of January 17, 2023, covering 233 Substances of Very High Concern, ensuring environmental safety and regulatory adherence for industrial distribution.