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Industrial O-Ring Buna-N 4.116" ID, 2.357" OD, 0.204" CS

Expert Overview

This industrial O-ring, crafted from robust Buna-N material, ensures superior sealing performance in critical systems. Its precise dimensions guarantee a secure fit, preventing leaks and contamination in challenging environments.

StandardISO 9001
MaterialNylon
FinishZinc Plated
GradeN/A
Inside Diameter4.116"
Outside Diameter2.357"
Cross Section0.204"

Detailed Engineering Specifications

A high-performance industrial component, this Buna-N O-ring features an Inside Diameter of 4.116 inches, an Outside Diameter of 2.357 inches, and a Cross Section of 0.204 inches. Buna-N (Nitrile Butadiene Rubber) offers excellent resistance to oils, fuels, hydraulic fluids, and many solvents, making it ideal for a wide range of industrial applications. Its resilience and durability provide a reliable seal against pressure and temperature fluctuations. This specific configuration is engineered for applications requiring a precise fit and robust chemical compatibility.

🧊 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. Inspect the groove and mating surfaces for cleanliness and damage. Ensure no debris or burrs are present. 2. Lightly lubricate the O-ring and groove with a compatible lubricant (e.g., silicone grease for general use, or a specific lubricant recommended for the fluid being sealed). 3. Carefully place the O-ring into the groove, ensuring it is seated evenly without twisting or stretching excessively. Install the mating component, applying gentle, uniform pressure.

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
Installing a dry O-ring, leading to tearing or damage during assembly.Always lubricate the O-ring and groove with a compatible lubricant prior to installation to reduce friction and prevent damage.
Twisting or stretching the O-ring excessively during installation, compromising its sealing integrity.Gently seat the O-ring into the groove without undue force. Ensure it lies flat and is not twisted, as this can create leak paths.
Using a lubricant incompatible with the O-ring material or the media being sealed, leading to premature degradation.Consult the O-ring material compatibility chart and the media being sealed to select an appropriate lubricant. For Buna-N, mineral oil-based lubricants are generally suitable, but compatibility should always be verified.

Common Applications

  • Hydraulic systems
  • Pneumatic equipment
  • Fuel and oil handling
  • General industrial machinery

⚠️ Engineering Warnings

  • Ensure O-ring material is compatible with the specific media and operating temperatures. Buna-N has limitations with certain chemicals and extreme temperatures.
  • Do not use abrasive cleaners or tools on O-ring grooves, as this can damage the sealing surface and lead to leaks.

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 systems, Pneumatic equipment, Fuel and oil handling, General industrial machinery.

Technical Schematic

O-RING SEAL DIAGRAMAS568 Standard ConfigurationID = 4.116"CS = 0.204"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.