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Industrial Buna-N O-Ring 5.768" ID x 3.895" OD x 0.140" CS

Expert Overview

This robust industrial O-ring, constructed from resilient Buna-N material, provides exceptional sealing performance in high-pressure environments. Engineered for reliability, it offers a precise fit and long service life.

StandardASTM A106
MaterialNylon
FinishAnodized
GradeN/A
Inside Diameter5.768"
Outside Diameter3.895"
Cross Section0.140"

Detailed Engineering Specifications

A high-performance industrial component, this Buna-N O-ring is precisely manufactured to meet stringent sealing requirements. Featuring an Inside Diameter of 5.768 inches, an Outside Diameter of 3.895 inches, and a Cross Section of 0.140 inches, it exhibits excellent resistance to oils, fuels, and hydraulic fluids. The inherent properties of Buna-N ensure effective sealing across a broad temperature range, making it suitable for critical applications where fluid containment and pressure 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 sealing groove is clean, free of debris, and properly lubricated with a compatible lubricant. 2. Carefully stretch the O-ring over the larger diameter or thread it through the groove, avoiding any sharp edges or tools that could cause damage. 3. Gently press the O-ring into the groove, ensuring it sits evenly and without twisting.

Equivalent Standards (Cross-Reference)

Standard SystemDesignation
ISO EquivalentISO 9001:2015 Mfg
DIN EquivalentIndustry Standard
Primary StandardASTM A106

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
Overtretching or pinching the O-ring during installation.Use appropriate tools and techniques to avoid excess strain. Ensure the O-ring is seated correctly in its groove without deformation.
Installing into a dirty or damaged groove.Thoroughly clean and inspect the sealing groove for nicks, burrs, or corrosion before installation. A clean groove is essential for a proper seal.

Common Applications

  • Hydraulic cylinder seals
  • Pneumatic actuators
  • Fuel system components
  • Oil and gas exploration equipment

⚠️ Engineering Warnings

  • Not suitable for prolonged exposure to ozone, UV radiation, or weathering.
  • Verify compatibility with specific media and operating temperatures.

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 Nylon.

Q: What are the main applications?

A: Hydraulic cylinder seals, Pneumatic actuators, Fuel system components, Oil and gas exploration equipment.

Technical Schematic

O-RING SEAL DIAGRAMAS568 Standard ConfigurationID = 5.768"CS = 0.140"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.