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Silicone O-Ring 3.127" ID x 4.788" OD - Brass Mounted

Expert Overview

This industrial-grade silicone O-ring features a robust brass mounting, ensuring superior sealing performance and durability in challenging environments. Precisely engineered for critical applications requiring reliable containment.

StandardISO 9001
MaterialBrass
FinishAnodized
GradeN/A
Inside Diameter3.127"
Outside Diameter4.788"
Cross Section0.238"

Detailed Engineering Specifications

Manufactured under strict quality controls, this silicone O-ring boasts an Inside Diameter of 3.127 inches, an Outside Diameter of 4.788 inches, and a Cross Section of 0.238 inches. The silicone material provides excellent flexibility, resistance to extreme temperatures (-55°C to +200°C), and good sealing properties against various fluids. The integrated brass mounting enhances rigidity and facilitates secure installation in demanding mechanical assemblies where vibration or external forces are present.

🧊 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 mating surfaces are clean and free of debris. 2. Carefully place the O-ring onto the designated groove or shaft, aligning the brass mounting with the corresponding feature. 3. Apply even, gentle pressure to seat the O-ring, ensuring a uniform fit without stretching or twisting.

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

Chemical Composition

Copper (Cu)60.0 - 63.0%
Zinc (Zn)Balance
Lead (Pb)2.5 - 3.7%

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, which can deform the O-ring and compromise its sealing ability.Apply only enough pressure to seat the O-ring firmly. Refer to equipment-specific torque specifications if available.
Using incompatible cleaning agents that can degrade the silicone material.Clean mating surfaces and the O-ring with mild soap and water or manufacturer-recommended cleaning solutions only.

Common Applications

  • High-temperature fluid sealing in industrial machinery
  • Pressure vessel and pump sealing with brass components
  • Automotive and aerospace applications requiring robust seals

⚠️ Engineering Warnings

  • Not suitable for use with strong acids or bases.
  • Ensure operating temperature remains within the specified range for optimal performance and longevity.

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 Brass.

Q: What are the main applications?

A: High-temperature fluid sealing in industrial machinery, Pressure vessel and pump sealing with brass components, Automotive and aerospace applications requiring robust seals.

Technical Schematic

O-RING SEAL DIAGRAMAS568 Standard ConfigurationID = 3.127"CS = 0.238"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.