S-92503A130 0.447" ID x 0.885" OD MS16212-13 Mil. Spec. Washers

Key Features & Benefits at a Glance

• Exceptional corrosion resistance with passivated 18-8 stainless steel construction, ideal for harsh environments and extended service life
• Precise dimensional fit with 0.447" ID and 0.885" OD, ensuring reliable load distribution and secure fastening for 3/8" screws
• Superior mechanical strength from Rockwell B68 hardness, providing excellent resistance to deformation under heavy loads
• Guaranteed compliance with MS16212-13 specifications, ensuring consistent quality and interchangeability in military and industrial applications
• Enhanced environmental safety with full RoHS 3 and REACH compliance, meeting strict regulatory standards for hazardous substances
• Optimized thickness range (0.064-0.104") allows for proper compression and vibration resistance in various assembly configurations
• Broad industrial compatibility with inch system measurements, facilitating easy integration into North American equipment and machinery

Professional Applications & Engineering Value

This passivated 18-8 stainless steel flat washer delivers critical engineering solutions where corrosion resistance and mechanical reliability are paramount. The MS16212-13 compliant design ensures precise dimensional stability, preventing loosening under vibration in heavy machinery, automotive assemblies, and marine equipment. The Rockwell B68 hardness provides exceptional resistance to galling and deformation, while the passivated surface treatment enhances corrosion protection in chemical processing and outdoor applications. As a 3/8" flat washer with inch system measurements, it offers perfect compatibility with standard North American fastening systems, reducing installation time and maintenance costs across industrial maintenance, aerospace, and manufacturing sectors.

Specification Summary & Compliance

This flat washer maintains precise dimensional tolerances per MS16212-13 specifications with 0.447" inner diameter, 0.885" outer diameter, and thickness ranging 0.064-0.104". Manufactured from 18-8 stainless steel with passivated surface treatment and Rockwell B68 hardness rating. Fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring safe use in global industrial applications while meeting stringent quality standards for corrosion-resistant fastening components.