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

Titanium Grade 5 O-Ring | Buna-N Seal | 4.662" ID x 9.972" OD

Expert Overview

This Industrial O-Ring features a Buna-N sealing element reinforced with a robust Titanium Grade 5 core. Engineered for superior performance in demanding applications, it offers exceptional chemical resistance and mechanical integrity.

StandardASME B18
MaterialTitanium Grade 5
FinishPlain
GradeN/A
Inside Diameter4.662"
Outside Diameter9.972"
Cross Section0.198"

Detailed Engineering Specifications

Specified by design engineers worldwide, this Buna-N Industrial O-Ring with a Titanium Grade 5 core offers a critical sealing solution for high-pressure and corrosive environments. The 4.662" inside diameter, 9.972" outside diameter, and 0.198" cross-section provide precise fitment. The Buna-N compound delivers excellent resistance to oils, fuels, and hydraulic fluids, while the Titanium Grade 5 core provides unparalleled strength, corrosion resistance, and high-temperature stability, making it ideal for aerospace, chemical processing, and extreme industrial applications.

🧊 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 mating surfaces are clean, dry, and free of debris. 2. Carefully position the O-ring within its designated groove, avoiding any stretching or twisting. 3. Apply a thin, compatible lubricant to the O-ring and mating surface to facilitate seating and prevent damage during assembly.

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
Over-stretching the O-ring during installation.Gently guide the O-ring into the groove, utilizing a lubricant if necessary, to avoid deformation and premature failure.
Using incompatible lubricants or cleaning agents.Consult the Buna-N material compatibility chart and select lubricants and cleaning agents that are specifically approved for Buna-N and the operating environment.

Common Applications

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

⚠️ Engineering Warnings

  • Not suitable for use with strong acids, ketones, or polar solvents.
  • Verify compatibility with all chemicals and operating temperatures before installation.

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, High-pressure fluid handling.

Technical Schematic

O-RING SEAL DIAGRAMAS568 Standard ConfigurationID = 4.662"CS = 0.198"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.