Home > Sealing > Industrial O-Ring, Buna-N

Buna-N O-Ring | 1.482" ID x 8.784" OD x 0.114" CS

Expert Overview

This industrial-grade Buna-N O-ring provides reliable sealing in demanding environments. Its robust construction ensures longevity and performance in a wide range of applications.

StandardDIN 933
MaterialPolycarbonate
FinishAnodized
GradeN/A
Inside Diameter1.482"
Outside Diameter8.784"
Cross Section0.114"

Detailed Engineering Specifications

Manufactured under strict quality controls, this Buna-N O-ring features a precise inside diameter of 1.482 inches, an outside diameter of 8.784 inches, and a 0.114-inch cross-section. Buna-N (Nitrile) offers superior resistance to petroleum-based oils, hydraulic fluids, and a broad spectrum of chemicals, making it ideal for dynamic and static sealing applications across automotive, aerospace, and general industrial sectors. Its resilience and durability ensure effective sealing against leaks and contamination under moderate temperature and pressure conditions.

🧊 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 groove is clean and free of debris. 2. Lightly lubricate the O-ring and groove with a compatible lubricant. 3. Carefully install the O-ring, avoiding 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

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
Installing a dry O-ring, leading to friction and potential damage.Always lubricate the O-ring and groove with a compatible lubricant before installation.
Overstretching or twisting the O-ring during installation, causing premature failure.Install the O-ring smoothly, ensuring it sits flat and without undue tension or deformation.

Common Applications

  • Hydraulic systems
  • Automotive fuel systems
  • Pneumatic cylinders

⚠️ Engineering Warnings

  • Not suitable for use with ozone, strong acids, or polar solvents.
  • Operating temperature range should be carefully considered for optimal performance.

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 Polycarbonate.

Q: What are the main applications?

A: Hydraulic systems, Automotive fuel systems, Pneumatic cylinders.

Technical Schematic

O-RING SEAL DIAGRAMAS568 Standard ConfigurationID = 1.482"CS = 0.114"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.