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Buna-N O-Ring | 7.051" ID, 3.368" OD, 0.177" CS | Aluminum 6061

Expert Overview

This high-performance Buna-N O-ring, constructed from robust Aluminum 6061, offers exceptional sealing capabilities in demanding industrial environments. Its precise dimensions ensure a reliable and leak-free fit.

StandardDIN 933
MaterialAluminum 6061
FinishZinc Plated
GradeN/A
Inside Diameter7.051"
Outside Diameter3.368"
Cross Section0.177"

Detailed Engineering Specifications

A high-performance industrial component, this Buna-N O-ring is meticulously engineered for superior sealing in critical applications. With an Inside Diameter of 7.051 inches, an Outside Diameter of 3.368 inches, and a precise Cross Section of 0.177 inches, it provides an optimal fit within its designated groove. The material, Aluminum 6061, offers excellent corrosion resistance and good mechanical strength, making it suitable for moderate pressure and temperature ranges. This combination of material and dimensional accuracy ensures reliable performance in hydraulic systems, pneumatic assemblies, and general fluid power applications.

🧊 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. Clean the groove and mating surfaces thoroughly to remove any debris or contaminants. 2. Lightly lubricate the O-ring and groove with a compatible lubricant to prevent damage during installation. 3. Carefully install the O-ring into its designated groove, ensuring it is seated evenly without twisting or stretching.

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
Over-stretching or twisting the O-ring during installation.Handle the O-ring with care and ensure it is properly seated without undue stress.
Installing the O-ring into a contaminated or damaged groove.Always inspect and clean the groove before installation to ensure a proper seal.

Common Applications

  • Hydraulic Systems
  • Pneumatic Assemblies
  • Fluid Power Equipment

⚠️ Engineering Warnings

  • Not suitable for high-temperature applications exceeding Buna-N's recommended limits.
  • Avoid exposure to aggressive chemicals or solvents that may degrade Buna-N material.

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 Assemblies, Fluid Power Equipment.

Technical Schematic

O-RING SEAL DIAGRAMAS568 Standard ConfigurationID = 7.051"CS = 0.177"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.