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Buna-N O-Ring, 8.832" ID x 3.545" OD, Aluminum 6061

Expert Overview

This industrial Buna-N O-ring, featuring an Aluminum 6061 retainer, provides superior sealing performance in harsh conditions. Engineered for reliability and durability, it ensures leak-free operation across a wide range of industrial applications.

StandardISO 9001
MaterialAluminum 6061
FinishZinc Plated
GradeN/A
Inside Diameter8.832"
Outside Diameter3.545"
Cross Section0.157"

Detailed Engineering Specifications

Designed for demanding industrial environments, this O-ring boasts an inside diameter of 8.832 inches, an outside diameter of 3.545 inches, and a cross-section of 0.157 inches. Constructed with Buna-N (Nitrile Butadiene Rubber) for excellent resistance to oils, fuels, and hydraulic fluids, it is paired with a robust Aluminum 6061 retainer. This combination ensures high tensile strength, good corrosion resistance, and excellent machinability, making it ideal for static and dynamic sealing in automotive, aerospace, and manufacturing equipment where chemical compatibility and structural integrity 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 the mating surfaces are clean, dry, and free from debris. 2. Carefully place the O-ring into its designated groove, avoiding stretching or twisting. 3. Assemble the components, applying even pressure to seat the O-ring properly.

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 / ExposedExcellent
Marine / SaltwaterNot Recommended
Chemical / AcidicNot Recommended

Common Mistakes & How to Avoid Them

❌ Mistake✅ Correct Approach
Stretching the O-ring excessively during installation.Install the O-ring without undue tension. If it requires significant stretching, verify the O-ring size and groove dimensions are correct.
Using O-rings in incompatible chemical environments.Confirm the chemical compatibility of Buna-N with the specific fluids and temperatures involved in the application.

Common Applications

  • Hydraulic systems
  • Pneumatic cylinders
  • Fluid power transmission

⚠️ Engineering Warnings

  • Not recommended for use with strong oxidizing agents or high-temperature steam.
  • Inspect for damage before each installation to ensure proper sealing.

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 systems, Pneumatic cylinders, Fluid power transmission.

Technical Schematic

O-RING SEAL DIAGRAMAS568 Standard ConfigurationID = 8.832"CS = 0.157"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.