Home > Sealing > Industrial O-Ring, Silicone

Silicone O-Ring | Brass | 6.303" ID x 5.252" OD

Expert Overview

This high-performance industrial O-ring, crafted from durable silicone with a brass core, ensures exceptional sealing integrity. Its precise dimensions are engineered to prevent leaks and withstand challenging operational conditions.

StandardASTM A106
MaterialBrass
FinishAnodized
GradeN/A
Inside Diameter6.303"
Outside Diameter5.252"
Cross Section0.235"

Detailed Engineering Specifications

Engineered for reliability and performance, this industrial O-ring features a precise Inside Diameter of 6.303 inches, an Outside Diameter of 5.252 inches, and a Cross Section of 0.235 inches. The silicone material offers excellent flexibility, temperature resistance (-55°C to 230°C), and chemical inertness, making it suitable for a wide range of applications. The integrated brass element enhances rigidity and provides a more robust sealing surface under pressure. This combination ensures a secure and long-lasting seal in hydraulic, pneumatic, and general fluid systems, preventing media migration and contamination.

🧊 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. Inspect the O-ring and mating groove for any damage or debris. 2. Lightly lubricate the O-ring and groove with a compatible lubricant. 3. Carefully install the O-ring into the designated groove, ensuring it is seated evenly and without twisting.

Equivalent Standards (Cross-Reference)

Standard SystemDesignation
ISO EquivalentISO 9001:2015 Mfg
DIN EquivalentIndustry Standard
Primary StandardASTM A106

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
Using excessive force during installation, leading to O-ring damage.Apply only sufficient pressure to seat the O-ring; lubrication can significantly ease installation.
Incorrect O-ring size for the groove, causing leaks or extrusion.Always verify the O-ring dimensions against the groove specifications before installation.

Common Applications

  • Hydraulic systems
  • Pneumatic actuators
  • Chemical processing equipment
  • Food and beverage machinery

⚠️ Engineering Warnings

  • Ensure material compatibility with the fluid media and operating temperature.
  • Avoid exposure to strong oxidizing agents or specific solvents that may 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 Brass.

Q: What are the main applications?

A: Hydraulic systems, Pneumatic actuators, Chemical processing equipment, Food and beverage machinery.

Technical Schematic

O-RING SEAL DIAGRAMAS568 Standard ConfigurationID = 6.303"CS = 0.235"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.