FKM Viton O-Ring 74.5x3

Overview

The FKM Viton O-Ring 74.5x3 is a premium industrial sealing ring manufactured from high-performance FKM (FPM, Viton) fluoroelastomer. Designed for demanding industrial environments, it offers exceptional resistance to elevated temperatures, mineral and synthetic oils, fuels, lubricants and aggressive chemicals. Its outstanding resistance to ozone, oxidation and thermal aging ensures reliable sealing performance and an extended service life in applications where conventional elastomers may fail.

Industrial Applications

The FKM Viton O-Ring 74.5x3 is widely used in:

• Hydraulic systems
• Pneumatic equipment
• Industrial pumps
• Valves and manifolds
• Fuel systems
• Compressors
• Industrial gearboxes
• Chemical processing equipment
• Automotive systems
• Manufacturing machinery
• Industrial automation equipment
• OEM equipment and maintenance operations

It is ideal for applications requiring superior chemical resistance and high-temperature performance.

Construction

The O-ring features a precision circular cross-section measuring 3 mm, providing uniform compression within standard sealing grooves. This design ensures reliable static sealing and limited dynamic sealing while minimizing leakage, compression set and premature wear throughout long-term industrial operation.

Material

FKM (FPM, Viton) is a premium fluoroelastomer developed for applications where conventional NBR sealing materials cannot provide sufficient performance. It offers outstanding resistance to:

• Mineral and synthetic oils
• Gasoline and diesel fuels
• Hydraulic fluids
• Lubricating greases
• Aromatic hydrocarbons
• Ozone
• UV radiation
• Thermal aging
• A wide range of industrial chemicals

Its exceptional chemical compatibility and thermal stability make FKM one of the preferred sealing materials for demanding industrial and automotive applications.

Technical Specification

Type: O-Ring

Material: FKM (FPM, Viton)

Hardness: 75 ShA (typical for standard FKM compounds unless otherwise specified by the manufacturer)

Design: Precision Circular Cross-Section

Inner Diameter: 74.5 mm

Cross Section: 3 mm

Outer Diameter: 80.5 mm

Temperature Range: -20 C to +200 C

Application: Hydraulic systems, pneumatic equipment, pumps, valves, fuel systems, chemical processing equipment, automotive applications, industrial machinery and OEM equipment

Why Industrial Buyers Choose This Product

Industrial buyers choose the FKM Viton O-Ring 74.5x3 because of its exceptional resistance to aggressive chemicals, fuels and high operating temperatures. Its excellent durability, dimensional stability and reliable sealing performance make it an ideal choice for OEM manufacturing, preventive maintenance and industrial repair operations where maximum equipment reliability is essential.

Operational Advantages

• Manufactured from premium FKM (FPM, Viton) fluoroelastomer.
• Excellent resistance to temperatures up to approximately +200 C.
• Outstanding compatibility with oils, fuels and hydraulic fluids.
• Superior resistance to aggressive industrial chemicals.
• Excellent resistance to ozone, UV radiation and thermal aging.
• Ideal for OEM equipment and professional industrial maintenance.

AI OVERVIEW

The FKM Viton O-Ring 74.5x3 is a premium industrial sealing ring designed for demanding applications involving high temperatures, oils, fuels and aggressive chemicals. Manufactured from high-quality FKM fluoroelastomer, it delivers reliable sealing performance and long service life in hydraulic systems, automotive equipment, chemical processing machinery and OEM industrial applications.

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FAQ

1. What is FKM Viton primarily used for?
FKM Viton is used in sealing applications involving high temperatures, fuels, oils, hydraulic fluids and aggressive industrial chemicals.

2. Can this O-ring be used in fuel systems?
Yes. FKM provides excellent resistance to gasoline, diesel fuel and many petroleum-based fluids.

3. What are the dimensions of this O-ring?
The O-ring has an inner diameter of 74.5 mm and a cross-section of 3 mm.

4. What temperature range can it withstand?
Standard FKM compounds typically operate from approximately -20 C to +200 C.

5. Is this O-ring suitable for OEM equipment?
Yes. It is widely used in OEM machinery as well as industrial maintenance and repair applications.