S-91844A410 0.28" ID x 1" OD Curved Washers

Key Features & Benefits at a Glance

• Superior corrosion resistance with zinc-plated steel construction for extended service life in harsh industrial environments
• Optimized load distribution through curved design that prevents loosening under vibration and thermal expansion
• Precise dimensional compatibility with 0.28" ID and 1" OD ensuring perfect fit for 1/4" screws and 1" tube applications
• Enhanced mechanical strength with Rockwell B40 hardness providing reliable performance under sustained pressure
• Consistent thickness control between 0.050-0.070" for uniform compression and sealing performance
• Global compliance assurance meeting RoHS 3 and REACH standards for international industrial projects
• Reduced maintenance requirements through durable construction that withstands repeated assembly cycles

Professional Applications & Engineering Value

This zinc-plated steel curved washer delivers critical engineering solutions for industrial assembly challenges. The curved design specifically addresses vibration-induced loosening in mechanical systems, while the Rockwell B40 hardness ensures consistent performance under mechanical stress. Perfect for 1/4" screw applications in plumbing, automotive, and machinery assembly, the washer's precise 1" OD accommodates standard tube fittings. The zinc plating provides essential corrosion protection in environments exposed to moisture and chemicals, significantly extending component lifespan. These industrial washers serve as reliable solutions for maintaining joint integrity in vibrating equipment, piping systems, and structural assemblies where thermal cycling and mechanical movement compromise flat washer performance.

Specification Summary & Compliance

Manufactured to precise inch system dimensions with 0.28" internal diameter and 1" outer diameter, this curved washer maintains consistent thickness between 0.050-0.070" for reliable performance. The product conforms to standard industrial specifications for 1/4" screw size applications and demonstrates full compliance with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring suitability for global industrial supply chains and regulated applications.