The Viton (FPM) O-Ring 40 x 2.5 mm is a top-tier fluoroelastomer seal that delivers precision engineering, superior chemical and thermal resistance, and long-lasting reliability. It’s the go-to choice for professionals seeking unbeatable performance and delivery efficiency.
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The Viton (FPM) O-Ring 40 x 2.5 mm is a precision-engineered fluoroelastomer sealing ring, crafted from high-quality FPM/FKM (Viton®) with approximately 70-80 Shore A hardness. Designed for reliable endurance in demanding environments, this O-Ring offers precision sealing from -20 °C up to +200 °C, ideal for industrial, automotive, and chemical applications.
Key Specifications
Inner Diameter: 40 mm
Cross-Section: 2.5 mm — standard metric DIN 3771 size ensures accurate seal fit.
Material: Fluoroelastomer (Viton), renowned for its exceptional thermal and chemical resilience.
Advantages
Excels in high-temperature and chemically aggressive environments.
Maintains elasticity and sealing performance over time.
Precise size minimizes leaks and fits standard applications seamlessly.
Perfect for engines, hydraulic systems, pumps, valves, and industrial machinery.
What is FPM/Viton, and why use it?
FPM (also known as Viton or FKM) is a fluoroelastomer offering exceptional resistance to heat, chemicals, and aging—far superior to standard rubbers.
What does 40 x 2.5 mm indicate?
It specifies the O-Ring’s internal diameter (40 mm) and cross-sectional thickness (2.5 mm), a standard for metric sealing components.
Why choose this over NBR or EPDM O-rings?
FPM ensures higher temperature tolerance and chemical resistance — essential for demanding environments.
Typical application areas?
Recommended for use in hydraulic systems, automotive engines, chemical processing, pumps, and high-temperature machinery.
Is this available in larger quantities for businesses?
Yes — B2B clients can request custom quantities and pricing. Contact Simmering.pl’s sales team for details.
Data sheet