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Buna-N Industrial O-Ring (1.708" ID, 3.791" OD, 0.136" CS)

Expert Overview

High-performance Buna-N O-ring engineered for reliable, leak-proof sealing. This robust seal offers excellent resistance to oils and fuels, ensuring operational integrity in diverse industrial settings.

StandardDIN 933
MaterialAluminum 6061
FinishZinc Plated
GradeN/A
Inside Diameter1.708"
Outside Diameter3.791"
Cross Section0.136"

Detailed Engineering Specifications

Specified by design engineers worldwide, this industrial O-ring features a precise 1.708-inch inside diameter, a 3.791-inch outside diameter, and a 0.136-inch cross-section. Manufactured from Buna-N (Nitrile Rubber), this material provides exceptional resistance to petroleum-based oils, hydraulic fluids, and water, making it a preferred choice for general-purpose sealing applications. Its robust composition ensures durability and longevity under moderate temperature and pressure conditions, suitable for a wide range of dynamic and static sealing duties.

🧊 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. Carefully stretch the O-ring over the component, avoiding excessive force or sharp tools. 3. Seat the O-ring evenly within the groove to achieve a uniform seal.

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 / ExposedExcellent
Marine / SaltwaterNot Recommended
Chemical / AcidicNot Recommended

Common Mistakes & How to Avoid Them

❌ Mistake✅ Correct Approach
Using excessive force during installation, leading to O-ring damage.Gently stretch the O-ring and use appropriate lubrication if necessary to ease installation.
Improper groove preparation, leaving contaminants that compromise the seal.Thoroughly clean the sealing groove and inspect for any burrs or imperfections before installation.

Common Applications

  • Hydraulic systems
  • Pneumatic equipment
  • Automotive components

⚠️ Engineering Warnings

  • Not suitable for use with ozone, ketones, or esters.
  • Avoid prolonged exposure to direct sunlight or UV radiation.

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 Aluminum 6061.

Q: What are the main applications?

A: Hydraulic systems, Pneumatic equipment, Automotive components.

Technical Schematic

O-RING SEAL DIAGRAMAS568 Standard ConfigurationID = 1.708"CS = 0.136"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.