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

Titanium Grade 5 Buna-N O-Ring | 3.932" ID x 10.031" OD

Expert Overview

This industrial O-ring, crafted from resilient Buna-N and reinforced with Titanium Grade 5, offers exceptional sealing performance in demanding applications. Engineered for superior durability and chemical resistance.

StandardASME B18
MaterialTitanium Grade 5
FinishAnodized
GradeN/A
Inside Diameter3.932"
Outside Diameter10.031"
Cross Section0.211"

Detailed Engineering Specifications

A high-performance industrial component, this Buna-N O-ring features a precise Inside Diameter of 3.932 inches, an Outside Diameter of 10.031 inches, and a 0.211-inch cross-section. The integration of Titanium Grade 5 provides exceptional tensile strength, corrosion resistance, and thermal stability, making it ideal for applications requiring robust sealing in aggressive chemical environments, extreme temperatures, and high-pressure systems where conventional elastomers would fail. Its material synergy ensures long service life and reliable containment.

🧊 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 sealing groove is clean, dry, and free of debris or damage. 2. Carefully lubricate the O-ring and the groove with a compatible lubricant. 3. Gently install the O-ring into the groove, avoiding any stretching or twisting.

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
Using excessive force during installation, leading to O-ring damage.Apply gentle, controlled pressure and utilize appropriate tools if necessary to avoid nicking or tearing the O-ring.
Installing in a contaminated groove.Thoroughly clean and inspect the groove before O-ring installation to prevent seal failure.

Common Applications

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

⚠️ Engineering Warnings

  • Verify compatibility of Buna-N and Titanium Grade 5 with the specific media and operating temperature range.
  • Improper installation can lead to premature seal failure and potential system leaks.

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 fluid systems, Chemical processing equipment, High-pressure hydraulic seals.

Technical Schematic

O-RING SEAL DIAGRAMAS568 Standard ConfigurationID = 3.932"CS = 0.211"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.