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Buna-N O-Ring, Titanium Grade 5, 8.216" ID x 7.851" OD

Expert Overview

This high-performance industrial O-ring, manufactured from robust Buna-N and featuring a Titanium Grade 5 construction, offers exceptional sealing capabilities. Engineered for demanding applications requiring superior chemical and temperature resistance.

StandardASTM A106
MaterialTitanium Grade 5
FinishAnodized
GradeN/A
Inside Diameter8.216"
Outside Diameter7.851"
Cross Section0.075"

Detailed Engineering Specifications

Specified by design engineers worldwide, this industrial O-ring boasts an Inside Diameter of 8.216 inches and an Outside Diameter of 7.851 inches, with a precise Cross Section of 0.075 inches. The Buna-N elastomer provides excellent resistance to oils, fuels, and hydraulic fluids, while the Titanium Grade 5 construction ensures unparalleled corrosion resistance, high tensile strength, and performance across a broad temperature range. This combination makes it ideal for aerospace, chemical processing, and severe-duty automotive applications where reliability 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. Visually inspect the mating groove and the O-ring for any foreign debris or damage. 2. Apply a thin, compatible lubricant to the O-ring and the groove. 3. Carefully install the O-ring into the groove, ensuring it is seated evenly and not twisted.

Equivalent Standards (Cross-Reference)

Standard SystemDesignation
ISO EquivalentISO 9001:2015 Mfg
DIN EquivalentIndustry Standard
Primary StandardASTM A106

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, leading to nicks or cuts.Apply appropriate lubrication and use precision tools if necessary to avoid damaging the O-ring.
Incorrect groove preparation, leaving sharp edges or contaminants.Thoroughly clean and de-burr the mating groove before O-ring installation.

Common Applications

  • High-pressure hydraulic systems
  • Chemical processing equipment
  • Aerospace fluid connectors

⚠️ Engineering Warnings

  • Ensure material compatibility with the specific fluid or gas being sealed.
  • Avoid exposure to ozone and 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 = 8.216"CS = 0.075"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.