RUKO prolunga O-Ring DIN 3771 18,0 mm diametro interno, 2,0 mm sezione, NBR 70 Shore A, nero

Sealing applications in pneumatic and hydraulic systems demand a reliable, precisely dimensioned O-ring. The RUKO GMBH Verlängerung-DIN377-18,0mm delivers a dependable sealing solution for industrial environments where resistance to mineral oils and greases is essential.

Who is it for

Maintenance technicians, mechanical engineers, and industrial equipment operators who need a standard-sized O-ring for static sealing tasks in machinery, valves, and fluid handling systems.

Main features

• Inner diameter: 18.00 mm
• Cross-section diameter: 2.00 mm
• Material: Nitrile Butadiene Rubber (NBR)
• Hardness: 70 Shore A
• Colour: Black
• Operating temperature range: -30°C to +100°C
• Static pressure resistance: up to 10 bar

Specifications

• Standard: DIN 3771
• Chemical resistance: good against mineral oils, greases, HFA, HFB, HFC fluids
• Elongation at break: > 250%
• Tensile strength: > 10 MPa
• Abrasion resistance: good
• UV resistance: poor
• Ozone resistance: poor
• Quantity per pack: 1
• Compliance: RoHS compliant

Tips

Ensure the groove dimensions match the O-ring cross-section for optimal compression. Lubricate with compatible grease before installation to prevent twisting. Store away from direct sunlight and ozone sources to extend service life.