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Industrial O-Ring, Buna-N, 4.583" ID x 7.264" OD

Expert Overview

This industrial O-ring, manufactured from durable Buna-N (Nitrile), ensures reliable sealing in high-pressure and critical applications. Its precise dimensions provide a secure fit and exceptional performance.

StandardASTM A106
MaterialNylon
FinishPlain
GradeN/A
Inside Diameter4.583"
Outside Diameter7.264"
Cross Section0.126"

Detailed Engineering Specifications

Purpose-built for heavy-duty applications, this Buna-N O-ring features an inside diameter of 4.583 inches, an outside diameter of 7.264 inches, and a cross-section of 0.126 inches. Buna-N, also known as Nitrile Butadiene Rubber, offers excellent resistance to oils, fuels, hydraulic fluids, and many chemicals, making it ideal for dynamic and static sealing in demanding industrial settings. Its broad operating temperature range and resilience contribute to long service life and reduced maintenance cycles in hydraulic systems, pneumatic equipment, and general industrial machinery.

🧊 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 sealing surfaces thoroughly. 2. Lubricate O-ring with compatible lubricant. 3. Carefully install O-ring into groove, ensuring no twisting or damage.

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
Using incorrect lubricant.Always use a lubricant compatible with Buna-N and the fluid being sealed.
Overtightening during installation.Install the O-ring with appropriate force to avoid stretching or pinching.

Common Applications

  • Hydraulic systems
  • Pneumatic cylinders
  • Automotive components

⚠️ Engineering Warnings

  • Not suitable for high-temperature applications exceeding Buna-N's recommended limits.
  • Avoid exposure to ozone, UV light, and weathering agents which can degrade Buna-N.

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 cylinders, Automotive components.

Technical Schematic

O-RING SEAL DIAGRAMAS568 Standard ConfigurationID = 4.583"CS = 0.126"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.