S-92922A034 0.38" ID x 0.891" OD Finishing Washers

Key Features & Benefits at a Glance

• Superior corrosion resistance from nickel-plated brass construction, ideal for harsh or humid industrial environments.
• Precise 82° countersink angle ensures a flush, professional finish with standard screw heads, reducing snagging risks.
• Accurate 0.38" inner diameter provides a secure fit for 5/16" screws, minimizing movement and vibration loosening.
• Generous 0.891" outer diameter distributes load effectively, protecting surfaces from damage under high stress.
• Durable brass core offers excellent machinability and long-term reliability without brittleness.
• Inch system compatibility simplifies sourcing and replacement in North American and global metric-convertible applications.
• Consistent 0.18" height maintains uniform spacing and alignment in multi-fastener assemblies.

Professional Applications & Engineering Value

Engineered for demanding assembly tasks, these nickel-plated brass countersunk washers address common issues like galvanic corrosion and uneven load distribution. The 82° countersink angle aligns perfectly with standard screw heads, eliminating protrusions in machinery, enclosures, and structural frames. Made from brass with a nickel plating, they resist oxidation and chemical exposure in marine, electrical, and plumbing systems. The precise 0.38" ID and 0.891" OD ensure reliable performance in 5/16" screw applications, reducing maintenance needs and enhancing the lifespan of connected components in automotive, aerospace, and industrial equipment.

Specification Summary & Compliance

This countersunk washer adheres to standard inch system dimensions with an ID of 0.38", OD of 0.891", and overall height of 0.18". It is designed for use with 5/16" screws and features an 82° countersink angle for compatibility with common fastener profiles. The nickel-plated brass material supports compliance with RoHS and REACH directives, ensuring environmental safety and suitability for various industrial standards.