Home > Sealing > Industrial O-Ring, Silicone

Industrial Silicone O-Ring | 3" ID x 8.255" OD

Expert Overview

This industrial-grade Silicone O-Ring offers superior sealing performance in a wide temperature range. Engineered for resilience and durability, it's ideal for critical applications requiring a reliable seal.

StandardDIN 933
MaterialAluminum 6061
FinishPlain
GradeN/A
Inside Diameter3.000"
Outside Diameter8.255"
Cross Section0.240"

Detailed Engineering Specifications

Specified by design engineers worldwide, this Silicone O-Ring boasts precise dimensions of 3.000" (76.2mm) Inside Diameter, 8.255" (209.68mm) Outside Diameter, and a 0.240" (6.09mm) Cross Section. Fabricated from high-quality Aluminum 6061, it provides excellent corrosion resistance and structural integrity, making it suitable for environments exposed to moderate pressures and temperatures. Its inherent flexibility and low compression set ensure long-term sealing effectiveness across diverse industrial settings.

🧊 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, free of debris, and properly machined according to design specifications. 2. Carefully lubricate the O-ring and the groove with a compatible lubricant to prevent damage during installation and ensure a proper seal. 3. Gently install the O-ring into the groove, avoiding stretching, twisting, or using sharp tools that could puncture or nick the 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 / ExposedModerate
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.Apply consistent, moderate pressure and use appropriate, non-marring installation tools.
Improper groove preparation, leaving contaminants that compromise the seal.Thoroughly clean and inspect the groove for burrs, sharp edges, and foreign particles before installing the O-ring.

Common Applications

  • Automotive systems requiring robust sealing
  • Aerospace fluid and gas containment
  • Industrial machinery and equipment seals

⚠️ Engineering Warnings

  • Not suitable for use with aggressive chemicals or extreme temperatures beyond the material's specified range.
  • Verify material compatibility with the specific fluid or gas being sealed before application.

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, Silicone made from?

A: This Industrial O-Ring, Silicone is manufactured from Aluminum 6061.

Q: What are the main applications?

A: Automotive systems requiring robust sealing, Aerospace fluid and gas containment, Industrial machinery and equipment seals.

Technical Schematic

O-RING SEAL DIAGRAMAS568 Standard ConfigurationID = 3.000"CS = 0.240"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.