S-93960A105 0.281" ID x 0.625" OD ASME B18.21.1 SAE Washers

Key Features & Benefits at a Glance

• Superior corrosion resistance with chrome plating that protects against rust and extends service life in demanding environments
• Precise dimensional accuracy with 0.281" ID and 0.625" OD ensures perfect fit and reliable load distribution for 1/4" fasteners
• Enhanced durability from chrome plated steel construction that withstands heavy-duty mechanical stress and repeated use
• Industry-standard compliance with ASME B18.21.1 specifications guarantees consistent quality and interchangeability
• Environmental responsibility with full RoHS 3 and REACH compliance, meeting strict international regulatory standards
• Optimal thickness range of 0.051-0.080" provides reliable spacing and vibration resistance in assembled components
• Broad industrial compatibility as SAE inch-system washers suitable for machinery, equipment, and structural applications

Professional Applications & Engineering Value

These 1/4" SAE flat washers deliver critical engineering solutions where surface protection and load distribution are paramount. The chrome plated steel construction provides exceptional corrosion resistance, preventing galvanic reactions and maintaining integrity in humid or chemically exposed environments. With precise 0.281" ID and 0.625" OD dimensions, these washers eliminate fastener misalignment and distribute clamping forces evenly across mating surfaces. This prevents component damage, reduces stress concentrations, and extends the service life of assembled structures. Ideal for industrial machinery, automotive assemblies, and construction equipment, these ASME B18.21.1 compliant washers ensure reliable performance in high-vibration applications where fastener security is critical to operational safety.

Specification Summary & Compliance

Manufactured to ASME B18.21.1 dimensional standards with precise inch-system tolerances for consistent performance. Features 0.281" inner diameter and 0.625" outer diameter with thickness ranging from 0.051" to 0.080" for optimal spacing requirements. Constructed from chrome plated steel for enhanced durability and corrosion resistance. Fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring safe use across global markets. Designed specifically for 1/4" screw size applications in industrial and mechanical assemblies.