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Industrial Buna-N O-Ring | 9.385" ID x 9.943" OD x 0.122" CS

Expert Overview

This industrial O-ring, crafted from durable Buna-N (Nitrile Butadiene Rubber), offers exceptional sealing performance in demanding environments. Its precise dimensions ensure a secure fit and reliable function.

StandardASME B18
MaterialPolycarbonate
FinishPlain
GradeN/A
Inside Diameter9.385"
Outside Diameter9.943"
Cross Section0.122"

Detailed Engineering Specifications

Specified by design engineers worldwide, this industrial O-ring features a precise Inside Diameter (ID) of 9.385 inches and an Outside Diameter (OD) of 9.943 inches, with a critical Cross Section (CS) of 0.122 inches. Manufactured from premium Buna-N (Nitrile Butadiene Rubber), it exhibits excellent resistance to oils, fuels, and hydraulic fluids, making it ideal for high-pressure dynamic and static sealing applications in industries ranging from automotive to manufacturing.

🧊 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 and free from debris. 2. Carefully stretch the O-ring over the component, avoiding excessive force. 3. Seat the O-ring fully within its designated groove, confirming proper alignment.

Equivalent Standards (Cross-Reference)

Standard SystemDesignation
ISO EquivalentISO 9001:2015 Mfg
DIN EquivalentIndustry Standard
Primary StandardASME B18

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
Overtightening during installation, leading to deformation.Install with appropriate pressure, allowing the O-ring to seat naturally.
Using the wrong O-ring material for the fluid or temperature environment.Verify material compatibility (Buna-N for oils/fuels) and operating conditions before selection.

Common Applications

  • Hydraulic systems
  • Pneumatic assemblies
  • Fuel dispensing equipment

⚠️ Engineering Warnings

  • Not recommended for use with strong oxidizing agents or ozone.
  • Avoid prolonged exposure to UV radiation and weathering.

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 Polycarbonate.

Q: What are the main applications?

A: Hydraulic systems, Pneumatic assemblies, Fuel dispensing equipment.

Technical Schematic

O-RING SEAL DIAGRAMAS568 Standard ConfigurationID = 9.385"CS = 0.122"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.