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

Titanium Grade 5 O-Ring | 3.51" ID x 10.728" OD x 0.243" CS

Expert Overview

This industrial O-ring, crafted from robust Titanium Grade 5, provides exceptional sealing performance. Its precise dimensions ensure a secure fit in critical applications where reliability is paramount.

StandardISO 9001
MaterialTitanium Grade 5
FinishPassivated
GradeN/A
Inside Diameter3.510"
Outside Diameter10.728"
Cross Section0.243"

Detailed Engineering Specifications

Designed for demanding industrial environments, this Buna-N O-ring features superior chemical resistance and high tensile strength attributed to its Titanium Grade 5 construction. The precise dimensions of a 3.510" inside diameter, 10.728" outside diameter, and a 0.243" cross-section ensure a leak-proof seal in high-pressure and extreme temperature applications. Ideal for use in aerospace, chemical processing, and oil & gas industries where material integrity is critical.

🧊 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 groove is clean, dry, and free from burrs or sharp edges. 2. Carefully lubricate the O-ring with a compatible lubricant if recommended for the application. 3. Install the O-ring squarely into the groove, avoiding stretching or twisting.

Equivalent Standards (Cross-Reference)

Standard SystemDesignation
ISO EquivalentISO 9001:2015 Mfg
DIN EquivalentIndustry Standard
Primary StandardISO 9001

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
Incorrect O-ring size selection.Always verify the groove dimensions and consult imperial or metric O-ring sizing charts before selecting an O-ring.
Installing the O-ring with excessive force or twisting.Install O-rings gently and squarely to prevent damage to the seal or groove.
Using incompatible lubricants or cleaning agents.Refer to chemical compatibility charts to select appropriate lubricants and cleaning agents for Buna-N and Titanium Grade 5.

Common Applications

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

⚠️ Engineering Warnings

  • Ensure material compatibility with all fluids and operating temperatures.
  • Inspect O-ring for damage 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: High-pressure hydraulic systems, Chemical processing equipment, Aerospace fluid systems.

Technical Schematic

O-RING SEAL DIAGRAMAS568 Standard ConfigurationID = 3.510"CS = 0.243"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.