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Industrial O-Ring, Buna-N, Carbon Steel, 9.383" ID

Expert Overview

This industrial O-ring, constructed from robust Buna-N material with a carbon steel core, provides exceptional sealing capabilities. Engineered for demanding environments, it offers reliable performance and longevity in critical applications.

StandardASTM A106
MaterialCarbon Steel
FinishZinc Plated
GradeN/A
Inside Diameter9.383"
Outside Diameter2.727"
Cross Section0.242"

Detailed Engineering Specifications

Specified by design engineers worldwide, this Buna-N industrial O-ring features a precise Inside Diameter of 9.383 inches, an Outside Diameter of 2.727 inches, and a critical Cross Section of 0.242 inches. The Buna-N (Nitrile) elastomer offers excellent resistance to oils, fuels, and many hydraulic fluids, making it suitable for a wide range of industrial sealing tasks. The integrated carbon steel provides structural integrity and enhanced pressure resistance, ensuring a secure seal even under significant mechanical stress. This combination ensures superior performance in dynamic and static sealing applications across diverse industrial sectors.

🧊 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:Yes

Installation Procedure

1. Ensure the sealing groove is clean, dry, and free from any debris or burrs. 2. Carefully stretch the O-ring over the component, avoiding excessive force or sharp tools that could nick or cut the material. 3. Position the O-ring into its designated groove, ensuring it sits evenly and without twisting for optimal sealing performance.

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

Chemical Composition

Carbon (C)0.28 - 0.55%
Manganese (Mn)0.60 - 0.90%
Phosphorus (P)0.04% max
Sulfur (S)0.05% max

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
Using excessive force during installation, leading to O-ring damage or stretching.Employ gentle stretching and avoid sharp tools. Lubrication with a compatible fluid can aid installation.
Installing on a dirty or damaged sealing surface, compromising the seal integrity.Thoroughly clean and inspect the sealing groove for any imperfections before O-ring placement.

Common Applications

  • Hydraulic Systems
  • Pneumatic Systems
  • Automotive Fluid Sealing
  • Industrial Machinery
  • Chemical Processing Equipment

⚠️ Engineering Warnings

  • Not suitable for use with strong oxidizing agents, ketones, esters, or chlorinated hydrocarbons.
  • Ensure operating temperature and chemical compatibility before application.

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 Carbon Steel.

Q: What are the main applications?

A: Hydraulic Systems, Pneumatic Systems, Automotive Fluid Sealing, Industrial Machinery, Chemical Processing Equipment.

Technical Schematic

O-RING SEAL DIAGRAMAS568 Standard ConfigurationID = 9.383"CS = 0.242"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.