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Buna-N Nylon Industrial O-Ring | 3.078" ID x 6.907" OD

Expert Overview

This high-performance Buna-N Nylon industrial O-ring offers superior sealing capabilities in demanding environments. Engineered for reliability, its robust material composition ensures excellent resistance to wear and a wide range of chemicals.

StandardDIN 933
MaterialNylon
FinishPlain
GradeN/A
Inside Diameter3.078"
Outside Diameter6.907"
Cross Section0.070"

Detailed Engineering Specifications

A proven choice for industrial professionals, this Buna-N Nylon O-ring is designed for critical sealing applications where durability and chemical resistance are paramount. Featuring an inside diameter of 3.078 inches, an outside diameter of 6.907 inches, and a precise 0.070-inch cross-section, it provides a secure and leak-proof seal. The Buna-N (Nitrile) material offers excellent resistance to oils, fuels, and many hydraulic fluids, while the nylon reinforcement enhances its mechanical strength and dimensional stability under pressure and temperature fluctuations.

🧊 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 sealing groove is clean and free of debris. 2. Gently stretch the O-ring over the component, avoiding excessive force or sharp tools. 3. Carefully seat the O-ring into the groove, ensuring it is not twisted or pinched.

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

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
Using the wrong O-ring size for the groove.Always verify the O-ring dimensions (ID, OD, and cross-section) match the specified groove dimensions for optimal sealing.
Damaging the O-ring during installation.Use appropriate tools and techniques to install the O-ring, avoiding sharp edges or overstretching that can cause nicks or tears.

Common Applications

  • Hydraulic systems
  • Pneumatic equipment
  • Automotive sealing
  • Industrial machinery

⚠️ Engineering Warnings

  • Not recommended for use with strong acids, ketones, esters, or highly polar solvents.
  • Exposure to ozone and UV light may degrade the material over time; consider alternative materials for outdoor or high-ozone environments.

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 Nylon.

Q: What are the main applications?

A: Hydraulic systems, Pneumatic equipment, Automotive sealing, Industrial machinery.

Technical Schematic

O-RING SEAL DIAGRAMAS568 Standard ConfigurationID = 3.078"CS = 0.070"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.