S-95481A121 3 mm ID x 9.2 mm OD Finishing Washers

Key Features & Benefits at a Glance

• Excellent corrosion resistance due to nylon plastic construction, ideal for harsh or humid environments.
• Secure and flush fastening with a precise 90° countersink angle for M3 screws, preventing snagging and improving aesthetics.
• Reliable performance across a wide temperature range from -40°F to 180°F, ensuring stability in varied operating conditions.
• Good impact absorption and electrical insulation properties inherent to nylon, protecting components and assemblies.
• Consistent dimensional accuracy with a 3mm ID and 9.2mm OD for a perfect fit with M3 fasteners, reducing assembly errors.
• Durable and wear-resistant with a Rockwell R120 hardness, providing long service life in dynamic applications.
• Safe for regulated industries with full compliance to RoHS 3 and REACH environmental standards.

Professional Applications & Engineering Value

This M3 nylon countersunk washer is engineered to solve common assembly challenges in industrial applications. Its nylon plastic material offers inherent electrical insulation and vibration dampening, making it perfect for electronic enclosures and machinery where metal fasteners could cause short circuits or noise. The precise 90° countersink angle ensures a flush fit with M3 screws, eliminating protrusions that could interfere with moving parts or compromise safety. With a temperature range from -40°F to 180°F, it maintains integrity in both freezing and moderately high-heat environments, providing reliable performance in automotive, aerospace, and outdoor equipment. The metric dimensions (3mm ID, 9.2mm OD) guarantee compatibility and ease of integration, streamlining your B2B procurement and assembly processes.

Specification Summary & Compliance

This washer features precise metric system dimensions: 3mm Inner Diameter (ID), 9.2mm Outer Diameter (OD), and 1.9mm Overall Height, designed for M3 screw size. It conforms to standard engineering tolerances for a secure fit. The product is manufactured from Nylon Plastic with a Rockwell R120 hardness and is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring it meets stringent environmental and safety standards for global industrial use.