S-98594A419 17 mm ID x 30 mm OD Plastic Washers

Key Features & Benefits at a Glance

• Excellent corrosion resistance due to polypropylene plastic construction, ideal for harsh environments without risk of rust or degradation.
• Reliable load distribution with precise 17mm ID and 30mm OD dimensions, ensuring even pressure and reducing surface damage under M16 screws.
• Durable performance backed by Rockwell R101 hardness, providing consistent wear resistance and long service life in repetitive applications.
• Wide temperature tolerance up to 150°F, making it suitable for various industrial settings without compromising material integrity.
• Environmental and safety compliance with RoHS 3 and REACH standards, ensuring safe use in regulated industries and global markets.
• Lightweight and non-conductive properties reduce overall assembly weight and prevent electrical interference, enhancing versatility.
• Cost-effective solution by combining polypropylene's affordability with metric sizing, lowering maintenance and replacement costs.

Professional Applications & Engineering Value

This M16 flat washer made from polypropylene plastic addresses common industrial challenges such as corrosion, electrical isolation, and chemical exposure. Its off-white color and metric dimensions (17mm ID x 30mm OD) ensure precise fit and consistent performance in machinery, electrical enclosures, and plumbing systems. The material's inherent resistance to moisture and many chemicals prevents degradation, while the Rockwell R101 hardness offers reliable durability under static loads. Engineers value these plastic flat washers for reducing galvanic corrosion when paired with dissimilar metals and providing insulation in electrical applications, making them a versatile choice for industrial plastic washers in automotive, food processing, and outdoor equipment sectors.

Specification Summary & Compliance

This flat washer conforms to standard metric sizing with an inner diameter of 17mm, outer diameter of 30mm, and thickness of 3.0-3.3mm, designed for M16 screw sizes. It meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliance, ensuring adherence to environmental and safety regulations. Manufactured from polypropylene plastic with a maximum temperature resistance of 150°F, it is suitable for general industrial use where corrosion resistance and electrical insulation are critical.