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Buna-N O-Ring, 5.718" ID, 10.297" OD, 0.131" CS

Expert Overview

This robust industrial O-ring, crafted from resilient Buna-N, delivers exceptional sealing performance. Its precise dimensions ensure a secure fit, preventing leaks in critical systems.

StandardASME B18
MaterialPolycarbonate
FinishPassivated
GradeN/A
Inside Diameter5.718"
Outside Diameter10.297"
Cross Section0.131"

Detailed Engineering Specifications

Precision-manufactured to tight tolerances, this industrial O-ring boasts an Inside Diameter of 5.718", an Outside Diameter of 10.297", and a precise Cross Section of 0.131". Constructed from high-quality Buna-N (Nitrile Butadiene Rubber), it exhibits excellent resistance to oils, fuels, hydraulic fluids, and general wear. This material ensures consistent sealing integrity across a moderate temperature range and is ideal for static and dynamic applications where fluid compatibility is paramount.

🧊 Download 3D CAD Model (.STEP)

Verified Global OEM Partners

This component strictly adheres to the tolerances, material specifications, and quality benchmarks set by the world's leading industrial manufacturers.

TrelleborgEst. 1905
Sweden🇸🇪
"Engineered polymer solutions."
Market Rank
🏆 #1 Engineered Polymers
Industry Approvals
🚀 Aerospace & Subsea Approved
Warranty & Support
🛡️ High-Performance Guarantee
Green Manufacturing
🌱 Blue Dimension ESG
Certified:ISO 9001, ISO 14001
GarlockEst. 1887
USA🇺🇸
"High-performance fluid sealing."
Market Rank
🏆 Premium Fluid Sealing Leader
Industry Approvals
🚀 Nuclear & Pharma Approved
Warranty & Support
🛡️ Zero-Leak Guarantee
Green Manufacturing
🌱 Sustainable Materials
Certified:ISO 9001, FDA, NSF
FreudenbergEst. 1849
Germany🇩🇪
"Global sealing technologies."
Market Rank
🏆 Top Global Sealing Tech
Industry Approvals
🚀 Audi & Mercedes OEM
Warranty & Support
🛡️ Global Engineering Support
Green Manufacturing
🌱 Climate Neutral 2045
Certified:IATF 16949, ISO 14001

Certifications & Compliance

RoHS Compliant:Yes
REACH Compliant:Yes
Material Traceability:Available on Request
DFARS Compliant:N/A

Installation Procedure

1. Ensure the sealing groove is clean and free of debris. 2. Carefully stretch the O-ring over the component, avoiding any sharp edges. 3. Gently seat the O-ring into the groove, ensuring no twists or damage.

Equivalent Standards (Cross-Reference)

Standard SystemDesignation
ISO EquivalentISO 9001:2015 Mfg
DIN EquivalentIndustry Standard
Primary StandardASME B18

Mechanical Properties

Tensile StrengthStandard Commercial Spec
Yield StrengthStandard Commercial Spec
HardnessVaries by specific batch

Temperature & Environment Rating

Min Operating Temp
-20°F (-29°C)
Max Continuous Temp
400°F (204°C)
Thermal Expansion
Typical for Material Class

Weight Reference Table

Size / TypeEst. Weight (lbs/100)Shipping Weight (kg)
StandardVaries by dimensionContact Sales

Corrosion Resistance Guide

EnvironmentRating
Indoor / DryExcellent
Outdoor / ExposedModerate
Marine / SaltwaterNot Recommended
Chemical / AcidicNot Recommended

Common Mistakes & How to Avoid Them

❌ Mistake✅ Correct Approach
Overt stretching or use of sharp tools during installation.Handle the O-ring with care and use only approved installation tools or gentle manual methods to prevent nicks and tears.
Incorrect groove dimension or contamination.Verify that the groove meets the specified dimensions for this O-ring and thoroughly clean the groove before installation.

Common Applications

  • Hydraulic systems
  • Pneumatic cylinders
  • Automotive fuel lines
  • Industrial pumps

⚠️ Engineering Warnings

  • Not suitable for use with ozone, ketones, or esters.
  • Temperature range limitations should be adhered to for optimal performance and lifespan.

Alternative Products to Consider

Premium Sealing equivalentHigher corrosion resistance (316 SS)
Economy Sealing optionLower cost for non-critical indoor applications

Frequently Asked Questions

Q: What is the Industrial O-Ring, Buna-N made from?

A: This Industrial O-Ring, Buna-N is manufactured from Polycarbonate.

Q: What are the main applications?

A: Hydraulic systems, Pneumatic cylinders, Automotive fuel lines, Industrial pumps.

Technical Schematic

O-RING SEAL DIAGRAMAS568 Standard ConfigurationID = 5.718"CS = 0.131"SPECIFICATIONSSize: -214

Torque Specifications

⚡ UNIT CONVERTER

Conversion factor: 1 ft-lb ≈ 1.356 Nm

Verified Compatibility

StatusMating ComponentStandardTorque SpecEngineering Notes
No verified compatibility data found for this component.