Home > Sealing > Industrial O-Ring, Buna-N

Titanium Grade 5 Buna-N O-Ring | 8.766" ID x 1.527" OD

Expert Overview

This industrial O-ring, crafted from robust Buna-N with a Grade 5 Titanium backing, offers superior sealing integrity. Its precise dimensions ensure a reliable fit in critical applications where material resistance and durability are paramount.

StandardASME B18
MaterialTitanium Grade 5
FinishGalvanized
GradeN/A
Inside Diameter8.766"
Outside Diameter1.527"
Cross Section0.219"

Detailed Engineering Specifications

Trusted by engineers across multiple sectors, this specialized O-ring features an Inside Diameter of 8.766 inches, an Outside Diameter of 1.527 inches, and a Cross Section of 0.219 inches. The Buna-N elastomer provides excellent resistance to oils, fuels, and hydraulic fluids, while the Grade 5 Titanium offers exceptional corrosion resistance and high tensile strength, making it suitable for extreme environments and applications requiring chemical inertness and mechanical robustness. This combination ensures long-term performance and reliability in demanding industrial settings.

🧊 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, free of debris, and properly dimensioned according to design specifications. 2. Lightly lubricate the O-ring with a compatible lubricant to facilitate installation and prevent damage. 3. Carefully place the O-ring into the groove, ensuring it is seated evenly without twisting or stretching.

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 / ExposedExcellent
Marine / SaltwaterNot Recommended
Chemical / AcidicNot Recommended

Common Mistakes & How to Avoid Them

❌ Mistake✅ Correct Approach
Using the wrong lubricant which can degrade Buna-N.Always consult a chemical compatibility chart for lubricants recommended for Buna-N in your specific operating environment.
Over-stretching the O-ring during installation, leading to premature failure.Install the O-ring without excessive tension. For larger O-rings, consider specialized installation tools if available.

Common Applications

  • Hydraulic Systems
  • Pneumatic Systems
  • Chemical Processing Equipment
  • Aerospace Components

⚠️ Engineering Warnings

  • Ensure material compatibility with the specific fluid or gas being sealed.
  • Avoid exposure to high temperatures exceeding the operational limits of Buna-N.

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 Titanium Grade 5.

Q: What are the main applications?

A: Hydraulic Systems, Pneumatic Systems, Chemical Processing Equipment, Aerospace Components.

Technical Schematic

O-RING SEAL DIAGRAMAS568 Standard ConfigurationID = 8.766"CS = 0.219"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.