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Industrial Silicone O-Ring - 7.961" OD, 0.421" ID

Expert Overview

This industrial-grade silicone O-ring, manufactured from robust Aluminum 6061, provides exceptional sealing integrity in critical applications. Its precise dimensions ensure reliable performance under varied environmental conditions.

StandardISO 9001
MaterialAluminum 6061
FinishGalvanized
GradeN/A
Inside Diameter0.421"
Outside Diameter7.961"
Cross Section0.181"

Detailed Engineering Specifications

Specified by design engineers worldwide, this Silicone O-Ring boasts an Inside Diameter of 0.421 inches and an Outside Diameter of 7.961 inches, with a precise Cross Section of 0.181 inches. Constructed from Aluminum 6061, a material renowned for its excellent strength-to-weight ratio and corrosion resistance, it offers superior durability and longevity. This combination of material and dimensional accuracy makes it ideal for high-pressure and extreme temperature environments, ensuring leak-free operation in fluid and gas handling systems.

🧊 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, dry, and free of debris. 2. Carefully place the O-ring into the groove, avoiding stretching or twisting. 3. Apply a thin, compatible lubricant if recommended for the specific application to facilitate proper seating and prevent damage.

Equivalent Standards (Cross-Reference)

Standard SystemDesignation
ISO EquivalentISO 9001:2015 Mfg
DIN EquivalentIndustry Standard
Primary StandardISO 9001

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
Overtightening the gland, which can cause the O-ring to extrude.Tighten the gland to the manufacturer's specified torque values to prevent over-compression.
Using incompatible lubricants or cleaning agents that degrade the silicone.Consult the material compatibility chart and use only recommended lubricants and cleaning solutions.

Common Applications

  • Aerospace fluid systems
  • Automotive engine sealing
  • Industrial pump and valve seals

⚠️ Engineering Warnings

  • Verify material compatibility with the specific fluid or gas being sealed.
  • Avoid exposure to ozone, UV radiation, or certain aggressive chemicals which can degrade silicone.

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: Aerospace fluid systems, Automotive engine sealing, Industrial pump and valve seals.

Technical Schematic

O-RING SEAL DIAGRAMAS568 Standard ConfigurationID = 0.421"CS = 0.181"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.