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Industrial O-Ring, Buna-N, 5.454" ID | Carbon Steel

Expert Overview

This industrial Buna-N O-ring, crafted from robust carbon steel, offers superior sealing performance. Its precise dimensions ensure reliable containment in high-pressure environments.

StandardDIN 933
MaterialCarbon Steel
FinishGalvanized
GradeN/A
Inside Diameter5.454"
Outside Diameter8.494"
Cross Section0.158"

Detailed Engineering Specifications

Built to exacting engineering tolerances, this Buna-N O-ring boasts an Inside Diameter of 5.454 inches, an Outside Diameter of 8.494 inches, and a Cross Section of 0.158 inches. The carbon steel construction provides exceptional mechanical strength and durability, while the Buna-N (Nitrile) elastomer offers excellent resistance to oils, fuels, and many hydraulic fluids. This combination makes it ideal for applications requiring reliable sealing in demanding industrial settings, including hydraulic systems, pneumatic equipment, and general fluid power applications where moderate temperature and chemical resistance are critical.

🧊 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 lubricate the O-ring and groove with a compatible lubricant. 3. Install the O-ring into the designated groove, avoiding twisting or stretching.

Equivalent Standards (Cross-Reference)

Standard SystemDesignation
ISO EquivalentISO 9001:2015 Mfg
DIN EquivalentIndustry Standard
Primary StandardDIN 933

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 the assembly, which can pinch and damage the O-ring.Tighten fasteners to the manufacturer's specified torque to prevent O-ring compression damage.
Using incompatible lubricants that degrade the Buna-N material.Consult the O-ring manufacturer's compatibility chart for approved lubricants.

Common Applications

  • Hydraulic Cylinder Seals
  • Pneumatic Actuator Seals
  • General Fluid Power Systems

⚠️ Engineering Warnings

  • Not suitable for applications involving strong oxidizing agents or ketones.
  • Ensure operating temperature remains within the specified limits for Buna-N elastomer.

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 Cylinder Seals, Pneumatic Actuator Seals, General Fluid Power Systems.

Technical Schematic

O-RING SEAL DIAGRAMAS568 Standard ConfigurationID = 5.454"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.