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Buna-N Industrial O-Ring - Brass, 6.177" ID

Expert Overview

This industrial Buna-N O-ring, featuring a brass fitting, offers robust sealing capabilities. Engineered for durability and reliability in demanding environments, it's a critical component for various industrial applications.

StandardDIN 933
MaterialBrass
FinishGalvanized
GradeN/A
Inside Diameter6.177"
Outside Diameter5.795"
Cross Section0.255"

Detailed Engineering Specifications

A proven choice for industrial professionals, this Buna-N O-ring boasts a precise Inside Diameter of 6.177 inches, an Outside Diameter of 5.795 inches, and a 0.255-inch cross-section. Buna-N (Nitrile) exhibits excellent resistance to oils, fuels, and many hydraulic fluids, making it suitable for a wide range of industrial machinery, automotive systems, and fluid power applications where reliable, leak-free sealing is paramount.

🧊 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 surfaces are clean and free of debris. 2. Carefully lubricate the O-ring with a compatible lubricant. 3. Gently install the O-ring into its designated groove, avoiding any stretching or twisting.

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

Copper (Cu)60.0 - 63.0%
Zinc (Zn)Balance
Lead (Pb)2.5 - 3.7%

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
Using an incorrect O-ring size for the groove.Always verify the O-ring dimensions (ID, OD, CS) against the groove specifications before installation.
Installing the O-ring dry, leading to friction damage.Apply a thin layer of compatible lubricant to the O-ring and groove to facilitate installation and prevent tearing.

Common Applications

  • Hydraulic Systems
  • Automotive Fuel Systems
  • Pneumatic Cylinders

⚠️ Engineering Warnings

  • Not suitable for exposure to ozone, UV, or weathering.
  • Avoid use with strong acids, ketones, and esters, as these can degrade Buna-N material.

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 Brass.

Q: What are the main applications?

A: Hydraulic Systems, Automotive Fuel Systems, Pneumatic Cylinders.

Technical Schematic

O-RING SEAL DIAGRAMAS568 Standard ConfigurationID = 6.177"CS = 0.255"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.