3.1mm Cross Section O-Rings NBR Nitrile Rubber 10mm - 350mm OD Oil Resistant Sea
3.1mm Cross Section O-Rings NBR Nitrile Rubber 10mm - 350mm OD Oil Resistant Sea
3.1mm Cross Section O-Rings NBR Nitrile Rubber 10mm - 350mm OD Oil Resistant Sea
3.1mm Cross Section O-Rings NBR Nitrile Rubber 10mm - 350mm OD Oil Resistant Sea
3.1mm Cross Section O-Rings NBR Nitrile Rubber 10mm - 350mm OD Oil Resistant Sea
3.1mm Cross Section O-Rings NBR Nitrile Rubber 10mm - 350mm OD Oil Resistant Sea
3.1mm Cross Section O-Rings NBR Nitrile Rubber 10mm - 350mm OD Oil Resistant Sea
3.1mm Cross Section O-Rings NBR Nitrile Rubber 10mm - 350mm OD Oil Resistant Sea
3.1mm Cross Section O-Rings NBR Nitrile Rubber 10mm - 350mm OD Oil Resistant Sea
3.1mm Cross Section O-Rings NBR Nitrile Rubber 10mm - 350mm OD Oil Resistant Sea
3.1mm Cross Section O-Rings NBR Nitrile Rubber 10mm - 350mm OD Oil Resistant Sea
3.1mm Cross Section O-Rings NBR Nitrile Rubber 10mm - 350mm OD Oil Resistant Sea
3.1mm Cross Section O-Rings NBR Nitrile Rubber 10mm - 350mm OD Oil Resistant Sea
3.1mm Cross Section O-Rings NBR Nitrile Rubber 10mm - 350mm OD Oil Resistant Sea
3.1mm Cross Section O-Rings NBR Nitrile Rubber 10mm - 350mm OD Oil Resistant Sea
3.1mm Cross Section O-Rings NBR Nitrile Rubber 10mm - 350mm OD Oil Resistant Sea
3.1mm Cross Section O-Rings NBR Nitrile Rubber 10mm - 350mm OD Oil Resistant Sea
3.1mm Cross Section O-Rings NBR Nitrile Rubber 10mm - 350mm OD Oil Resistant Sea
3.1mm Cross Section O-Rings NBR Nitrile Rubber 10mm - 350mm OD Oil Resistant Sea
3.1mm Cross Section O-Rings NBR Nitrile Rubber 10mm - 350mm OD Oil Resistant Sea

3.1mm Cross Section O-Rings NBR Nitrile Rubber 10mm - 350mm OD Oil Resistant Sea

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🔧 3.1mm NBR O-Rings - Oil Resistant Industrial Seals

Premium heavy-duty NBR O-rings with 3.1mm cross section, perfect for industrial applications requiring oil resistance and durability. 🛡️

🎯 Key Features: 3.1mm cross section • 10mm-350mm OD range • -40°C to 120°C temperature • 70A hardness • Oil resistant

📊 NBR O-Ring Specifications Table

Specification Details
Material NBR (Nitrile Rubber/Buna-N)
Cross Section 3.1mm
Outer Diameter Range 10mm - 350mm
Hardness 70A Shore Durometer
Temperature Range -40°C to +120°C
Color Black
Pressure Rating Extreme Pressure Applications

🏭 Industrial O-Ring Applications

💧
Hydraulic Systems
🏗️
Industrial Machinery
🚗
Automotive Applications
⚙️
Pneumatic Equipment

❓ NBR O-Ring FAQ Guide

The 3.1mm cross section provides superior extrusion resistance and durability compared to standard O-rings, making them ideal for high-pressure applications and industrial environments where reliability is critical.

Yes, NBR (Nitrile Rubber) offers excellent resistance to oils, fuels, and hydraulic fluids, making these O-rings perfect for automotive, industrial, and machinery applications where oil exposure is common.

These NBR O-rings perform reliably in temperatures from -40°C to +120°C, suitable for most industrial applications including outdoor equipment and machinery operating in varying climate conditions.

These heavy-duty O-rings are ideal for hydraulic systems, pneumatic equipment, automotive applications, industrial machinery, pumps, compressors, and any application requiring reliable sealing against oils and petroleum-based fluids.

Measure the groove diameter where the O-ring will sit. Our O-rings are specified by outer diameter (10mm-350mm) with consistent 3.1mm cross section. For dynamic applications, ensure proper compression and clearance for optimal performance.

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