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

Titanium Grade 5 Buna-N O-Ring - 2.021" ID x 5.833" OD

Expert Overview

This industrial O-ring features a Buna-N sealing element reinforced by a Titanium Grade 5 backing. Engineered for superior chemical resistance and mechanical strength in demanding applications.

StandardASTM A106
MaterialTitanium Grade 5
FinishZinc Plated
GradeN/A
Inside Diameter2.021"
Outside Diameter5.833"
Cross Section0.188"

Detailed Engineering Specifications

Precision-manufactured to tight tolerances, this O-ring combines the excellent chemical and oil resistance of Buna-N (Nitrile) with the exceptional strength-to-weight ratio and corrosion resistance of Titanium Grade 5 (Ti-6Al-4V). With an Inside Diameter of 2.021 inches, an Outside Diameter of 5.833 inches, and a Cross Section of 0.188 inches, it is designed for reliable sealing in high-pressure and aggressive media environments, offering extended service life and reduced maintenance.

🧊 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 of debris. 2. Carefully position the O-ring within its groove, avoiding any stretching or twisting. 3. Apply a thin film of compatible lubricant if necessary to facilitate assembly and prevent damage.

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 / ExposedExcellent
Marine / SaltwaterNot Recommended
Chemical / AcidicNot Recommended

Common Mistakes & How to Avoid Them

❌ Mistake✅ Correct Approach
Overtightening fasteners, leading to O-ring extrusion.Follow specified torque values for all fasteners to prevent overcompression.
Using incompatible lubricants or cleaning agents.Consult chemical compatibility charts for Buna-N and Titanium before selecting lubricants or cleaning solutions.

Common Applications

  • Aerospace hydraulic systems
  • Chemical processing equipment
  • Oil and gas exploration downhole tools

⚠️ Engineering Warnings

  • Not suitable for applications involving high concentrations of ozone or strong oxidizing agents.
  • Verify compatibility with specific media and operating temperatures before deployment.

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: Aerospace hydraulic systems, Chemical processing equipment, Oil and gas exploration downhole tools.

Technical Schematic

O-RING SEAL DIAGRAMAS568 Standard ConfigurationID = 2.021"CS = 0.188"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.