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

Titanium Grade 5 Buna-N O-Ring 8.815" ID x 10.285" OD

Expert Overview

Engineered for extreme durability, this industrial O-ring features a Buna-N seal optimized with a robust Titanium Grade 5 construction. It ensures reliable performance in critical applications requiring chemical resistance and mechanical strength.

StandardDIN 933
MaterialTitanium Grade 5
FinishAnodized
GradeN/A
Inside Diameter8.815"
Outside Diameter10.285"
Cross Section0.177"

Detailed Engineering Specifications

A proven choice for industrial professionals, this Buna-N O-ring is manufactured to exacting standards, boasting an Inside Diameter of 8.815 inches, an Outside Diameter of 10.285 inches, and a precise Cross Section of 0.177 inches. The Buna-N (Nitrile Butadiene Rubber) material offers excellent resistance to oils, fuels, and many hydraulic fluids, while the Titanium Grade 5 housing provides superior corrosion resistance, high strength-to-weight ratio, and exceptional durability in harsh operating conditions, making it ideal for aerospace, chemical processing, and high-pressure hydraulic systems.

🧊 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 mating surfaces are clean and free from debris. 2. Carefully install the O-ring into the designated groove, avoiding any sharp edges or tools. 3. Apply a light coating of compatible lubricant if necessary to facilitate installation and proper seating.

Equivalent Standards (Cross-Reference)

Standard SystemDesignation
ISO EquivalentISO 9001:2015 Mfg
DIN EquivalentIndustry Standard
Primary StandardDIN 933

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
Using excessive force during installation, potentially nicking or cutting the O-ring.Apply gentle pressure and use a plastic or rubber-tipped tool if needed to guide the O-ring into place.
Installing on dirty or damaged mating surfaces, leading to seal failure.Thoroughly clean and inspect all mating surfaces for imperfections before O-ring installation.

Common Applications

  • High-Pressure Hydraulic Systems
  • Chemical Processing Equipment
  • Aerospace Fluid Connectors

⚠️ Engineering Warnings

  • Verify material compatibility with specific media and operating temperatures.
  • Avoid exposure to strong oxidizing agents which can degrade 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: High-Pressure Hydraulic Systems, Chemical Processing Equipment, Aerospace Fluid Connectors.

Technical Schematic

O-RING SEAL DIAGRAMAS568 Standard ConfigurationID = 8.815"CS = 0.177"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.