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Buna-N Carbon Steel O-Ring | 5.756" ID x 8.463" OD x 0.075" CS

Expert Overview

This high-performance Buna-N O-ring, featuring a robust carbon steel construction, provides exceptional sealing integrity. Precisely manufactured to critical dimensions, it ensures leak-free operation in diverse industrial applications.

StandardASME B18
MaterialCarbon Steel
FinishZinc Plated
GradeN/A
Inside Diameter5.756"
Outside Diameter8.463"
Cross Section0.075"

Detailed Engineering Specifications

Specified by design engineers worldwide, this industrial O-ring is fabricated from premium Buna-N (Nitrile Rubber) for superior resistance to oils, fuels, and hydraulic fluids. The carbon steel carrier provides structural integrity and chemical inertness in demanding applications. With a precise inside diameter of 5.756 inches, an outside diameter of 8.463 inches, and a cross-section of 0.075 inches, this seal is engineered for tight tolerances and reliable performance in static and dynamic sealing 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:Yes

Installation Procedure

1. Ensure mating surfaces are clean, dry, and free of debris. 2. Carefully position the O-ring within its groove, avoiding stretching or twisting. 3. Apply a thin layer of compatible lubricant if necessary to facilitate installation and ensure proper seating.

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

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
Overtightening fasteners, causing O-ring extrusion.Adhere to specified torque values for fasteners to prevent excessive compression.
Using incompatible cleaning agents that degrade the Buna-N material.Consult the material compatibility chart and use only approved cleaning solutions.

Common Applications

  • Hydraulic systems
  • Pneumatic assemblies
  • Automotive fluid seals

⚠️ Engineering Warnings

  • Not suitable for high-temperature applications exceeding 250°F (121°C).
  • Avoid exposure to strong oxidizing agents, ozone, and certain chlorinated solvents.

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 assemblies, Automotive fluid seals.

Technical Schematic

O-RING SEAL DIAGRAMAS568 Standard ConfigurationID = 5.756"CS = 0.075"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.