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Buna-N Industrial O-Ring, 3.890" ID, 10.339" OD, 0.085" CS

Expert Overview

This robust industrial O-ring, crafted from Buna-N and featuring an Aluminum 6061 housing, ensures reliable, high-pressure sealing in critical applications. Its precise dimensions guarantee a secure fit and exceptional performance.

StandardISO 9001
MaterialAluminum 6061
FinishAnodized
GradeN/A
Inside Diameter3.890"
Outside Diameter10.339"
Cross Section0.085"

Detailed Engineering Specifications

A high-performance industrial component, this Buna-N O-ring is engineered for superior sealing integrity. The Aluminum 6061 housing provides excellent corrosion resistance and structural stability under demanding operational conditions. With an inside diameter of 3.890 inches, an outside diameter of 10.339 inches, and a precise cross-section of 0.085 inches, this component is designed for tight tolerances and leak-proof performance in hydraulic systems, pneumatic assemblies, and fluid handling equipment. Its material composition is optimized for resistance to oils, fuels, and many solvents.

🧊 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 and free from debris. 2. Carefully stretch the O-ring over the component, avoiding sharp tools that could nick or puncture the sealing surface. 3. Gently seat the O-ring into the groove, verifying it lies flat and without twists.

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
Using excessive force during installation, leading to O-ring damage.Employ a stretching tool or lubricant to ease installation and prevent tearing.
Installing with a contaminated groove, compromising the seal.Thoroughly clean the groove with a lint-free cloth and appropriate solvent before O-ring placement.

Common Applications

  • Hydraulic cylinder sealing
  • Pneumatic actuator seals
  • Fluid power systems

⚠️ Engineering Warnings

  • Not suitable for applications involving strong acids or high-temperature steam.
  • Verify chemical compatibility with the specific fluid being sealed.

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 Aluminum 6061.

Q: What are the main applications?

A: Hydraulic cylinder sealing, Pneumatic actuator seals, Fluid power systems.

Technical Schematic

O-RING SEAL DIAGRAMAS568 Standard ConfigurationID = 3.890"CS = 0.085"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.