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

Titanium Grade 5 O-Ring | Buna-N Seal

Expert Overview

This industrial-grade O-ring features a robust Buna-N elastomer seal within a high-strength Titanium Grade 5 housing. Engineered for demanding environments, it offers exceptional sealing performance and longevity.

StandardASTM A106
MaterialTitanium Grade 5
FinishPassivated
GradeN/A
Inside Diameter0.357"
Outside Diameter0.736"
Cross Section0.121"

Detailed Engineering Specifications

Purpose-built for heavy-duty applications, this O-ring exhibits a precise Inside Diameter of 0.357 inches, an Outside Diameter of 0.736 inches, and a Cross Section of 0.121 inches. The Buna-N material provides excellent resistance to petroleum-based oils, fuels, and hydraulic fluids, making it ideal for sealing in dynamic and static systems. The Titanium Grade 5 housing offers superior corrosion resistance, high tensile strength, and a wide operating temperature range, ensuring reliable performance in aggressive chemical and high-pressure conditions. This combination makes it suitable for critical applications in aerospace, chemical processing, and oil & gas industries where material integrity and leak-free operation are 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. Ensure sealing surfaces are clean, dry, and free of debris. 2. Carefully position the O-ring within its designated groove, avoiding overstretching or twisting. 3. Apply a thin, compatible lubricant if recommended by the equipment manufacturer 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 / 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 in the O-ring.Apply gentle pressure and utilize appropriate tooling to seat the O-ring without deforming or damaging it.
Installing on a dirty or damaged sealing surface, compromising the seal integrity.Thoroughly inspect and clean both the O-ring and the groove before installation. Address any surface imperfections.

Common Applications

  • Hydraulic Systems
  • Chemical Processing Equipment
  • Aerospace Fluid Connectors

⚠️ Engineering Warnings

  • Not suitable for use with strong oxidizing acids, ketones, or esters.
  • Verify material compatibility with specific process fluids 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: Hydraulic Systems, Chemical Processing Equipment, Aerospace Fluid Connectors.

Technical Schematic

O-RING SEAL DIAGRAMAS568 Standard ConfigurationID = 0.357"CS = 0.121"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.