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Silicone O-Ring: 7.207" ID x 4.222" OD x 0.258" CS

Expert Overview

This industrial-grade Silicone O-Ring offers superior sealing performance in extreme temperatures. Its flexible nature and chemical resistance make it ideal for a wide range of demanding applications.

StandardASME B18
MaterialPolycarbonate
FinishBlack Oxide
GradeN/A
Inside Diameter7.207"
Outside Diameter4.222"
Cross Section0.258"

Detailed Engineering Specifications

Specified by design engineers worldwide, this Silicone O-Ring boasts a precise Inside Diameter of 7.207 inches, an Outside Diameter of 4.222 inches, and a substantial Cross Section of 0.258 inches. Fabricated from high-purity silicone, it exhibits exceptional thermal stability, operating effectively across a broad temperature range from -60°C to +230°C. Its inherent flexibility and excellent resistance to ozone, UV radiation, and weathering ensure long-term sealing integrity in challenging environments. This material is compliant with relevant food-grade and medical standards where applicable.

🧊 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 from debris. 2. Lubricate the O-ring and groove lightly with a compatible lubricant. 3. Carefully install the O-ring, avoiding excessive stretching or twisting.

Equivalent Standards (Cross-Reference)

Standard SystemDesignation
ISO EquivalentISO 9001:2015 Mfg
DIN EquivalentIndustry Standard
Primary StandardASME B18

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
Overtightening during installation, leading to permanent deformation.Install the O-ring with appropriate pressure, ensuring it seats correctly without being overly compressed.
Using incompatible lubricants that degrade the silicone.Always consult material compatibility charts for appropriate lubrication.

Common Applications

  • Aerospace sealing systems
  • Food and beverage processing equipment
  • Medical device seals
  • High-temperature industrial pumps

⚠️ Engineering Warnings

  • Not suitable for continuous exposure to high-pressure steam or strong acids/bases.
  • Verify material compatibility for specific chemical 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, Silicone made from?

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

Q: What are the main applications?

A: Aerospace sealing systems, Food and beverage processing equipment, Medical device seals, High-temperature industrial pumps.

Technical Schematic

O-RING SEAL DIAGRAMAS568 Standard ConfigurationID = 7.207"CS = 0.258"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.