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Industrial Buna-N O-Ring | Carbon Steel, 7.446" ID

Expert Overview

This industrial O-ring, constructed from Buna-N with a carbon steel housing, provides reliable sealing for demanding applications. Its precise dimensions ensure a secure fit and long-lasting performance in critical systems.

StandardASTM A106
MaterialCarbon Steel
FinishAnodized
GradeN/A
Inside Diameter7.446"
Outside Diameter8.759"
Cross Section0.176"

Detailed Engineering Specifications

A proven choice for industrial professionals, this Buna-N O-ring features a carbon steel construction for enhanced durability and resistance to extrusion. With an inside diameter of 7.446 inches, an outside diameter of 8.759 inches, and a cross-section of 0.176 inches, it is engineered for precise sealing in moderate pressure and temperature environments. Its excellent resistance to oils, fuels, and hydraulic fluids makes it ideal for a wide range of industrial hydraulic and pneumatic systems, ensuring leak-free operation and operational efficiency.

🧊 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 and free of debris. 2. Carefully install the O-ring into the groove, avoiding any stretching or twisting. 3. Verify proper seating and alignment before assembling the mating components.

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 / ExposedModerate
Marine / SaltwaterNot Recommended
Chemical / AcidicNot Recommended

Common Mistakes & How to Avoid Them

❌ Mistake✅ Correct Approach
Overstretching the O-ring during installation.Gently guide the O-ring into the groove to prevent deformation and premature failure.
Installing in a contaminated groove.Thoroughly clean the sealing groove and surrounding surfaces before O-ring installation.

Common Applications

  • Hydraulic Systems
  • Pneumatic Actuators
  • Fluid Power Equipment

⚠️ Engineering Warnings

  • Not suitable for applications involving strong acids, ketones, or esters.
  • Avoid exposure to high ozone or UV environments, 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 Carbon Steel.

Q: What are the main applications?

A: Hydraulic Systems, Pneumatic Actuators, Fluid Power Equipment.

Technical Schematic

O-RING SEAL DIAGRAMAS568 Standard ConfigurationID = 7.446"CS = 0.176"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.