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

Titanium Grade 5 Buna-N O-Ring | 4.504" ID x 10.750" OD

Expert Overview

This industrial O-ring, crafted from the robust Buna-N elastomer and housed within a Titanium Grade 5 structure, offers exceptional sealing capabilities. Its precise dimensions ensure a secure fit in critical applications.

StandardDIN 933
MaterialTitanium Grade 5
FinishGalvanized
GradeN/A
Inside Diameter4.504"
Outside Diameter10.750"
Cross Section0.076"

Detailed Engineering Specifications

Engineered for reliability and performance, this O-ring features a Buna-N sealing element, renowned for its excellent resistance to oils, fuels, and hydraulic fluids. The supporting Titanium Grade 5 structure provides superior strength, corrosion resistance, and a wide operational temperature range, making it ideal for harsh industrial environments. With an Inside Diameter of 4.504", an Outside Diameter of 10.750", and a precise Cross Section of 0.076", this component guarantees a tight seal against leakage in high-pressure and extreme condition systems. Its advanced material combination ensures longevity and consistent performance.

🧊 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. 2. Carefully stretch and place the O-ring into the designated groove, avoiding excessive force or twisting. 3. Verify the O-ring is seated correctly and uniformly within the groove before assembling mating components.

Equivalent Standards (Cross-Reference)

Standard SystemDesignation
ISO EquivalentISO 9001:2015 Mfg
DIN EquivalentIndustry Standard
Primary StandardDIN 933

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
Using excessive force or sharp tools during installation, which can nick or cut the O-ring.Employ gentle handling and lubrication (compatible with Buna-N) to ease installation and prevent damage.
Incorrectly sizing the O-ring for the groove, leading to improper compression or leakage.Always confirm that the O-ring dimensions (ID, OD, and CS) precisely match the groove specifications.

Common Applications

  • Hydraulic systems
  • Pneumatic actuators
  • Fuel and oil handling equipment
  • Aerospace applications
  • Chemical processing equipment

⚠️ Engineering Warnings

  • Ensure compatibility of Buna-N with all media in the application.
  • Avoid exposure to ozone, UV, and weathering, which can degrade Buna-N.

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, Pneumatic actuators, Fuel and oil handling equipment, Aerospace applications, Chemical processing equipment.

Technical Schematic

O-RING SEAL DIAGRAMAS568 Standard ConfigurationID = 4.504"CS = 0.076"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.