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Buna-N Industrial O-Ring - 9.046" ID x 10.189" OD

Expert Overview

This robust Buna-N industrial O-ring provides exceptional sealing in demanding environments. Engineered to precise specifications for superior reliability and long-term performance in a variety of industrial applications.

StandardASME B18
MaterialPolycarbonate
FinishZinc Plated
GradeN/A
Inside Diameter9.046"
Outside Diameter10.189"
Cross Section0.158"

Detailed Engineering Specifications

Engineered for reliability and performance, this industrial O-ring is manufactured from premium Buna-N (Nitrile Butadiene Rubber), renowned for its excellent resistance to oils, fuels, and hydraulic fluids. With an inside diameter of 9.046 inches, an outside diameter of 10.189 inches, and a precise cross-section of 0.158 inches, this O-ring ensures a tight seal in static and dynamic applications. Its broad operating temperature range and resilience make it suitable for critical sealing functions in pumps, valves, cylinders, and fluid power systems.

🧊 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 mating groove is clean, free of debris, and properly lubricated with a compatible lubricant. 2. Carefully stretch the O-ring over the component, avoiding excessive force or pinching. 3. Seat the O-ring fully into the groove, ensuring it is not twisted.

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 / ExposedExcellent
Marine / SaltwaterNot Recommended
Chemical / AcidicNot Recommended

Common Mistakes & How to Avoid Them

❌ Mistake✅ Correct Approach
Overtightening or stretching the O-ring during installation, leading to premature failure.Install the O-ring with minimal stretching, ensuring it is not subjected to unnecessary tension. Use appropriate installation tools if necessary.
Using the wrong lubricant, which can degrade the Buna-N material.Always use a lubricant compatible with Buna-N and the specific fluid being sealed. Consult material compatibility charts if unsure.

Common Applications

  • Hydraulic Systems
  • Pneumatic Cylinders
  • Fluid Power Transmission
  • Automotive Sealing

⚠️ Engineering Warnings

  • Not recommended for use with ozone, strong acids, or polar solvents.
  • Ensure material compatibility with the specific operating environment and media.

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 Cylinders, Fluid Power Transmission, Automotive Sealing.

Technical Schematic

O-RING SEAL DIAGRAMAS568 Standard ConfigurationID = 9.046"CS = 0.158"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.