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Industrial Silicone O-Ring | 0.389" ID x 8.249" OD | Nylon Reinforced

Expert Overview

Engineered for superior performance in extreme environments, this Nylon-reinforced Silicone O-ring provides exceptional sealing integrity. Its robust construction ensures reliability under high stress and demanding conditions.

StandardASME B18
MaterialNylon
FinishZinc Plated
GradeN/A
Inside Diameter0.389"
Outside Diameter8.249"
Cross Section0.089"

Detailed Engineering Specifications

Purpose-built for heavy-duty applications, this industrial O-ring features a precise Inside Diameter of 0.389", an Outside Diameter of 8.249", and a Cross Section of 0.089". The core material is high-grade Silicone, renowned for its broad temperature range (-60°C to +230°C) and excellent resistance to ozone, UV, and weathering. The integrated Nylon reinforcement significantly enhances tensile strength and dimensional stability, preventing extrusion and deformation under pressure. This combination makes it ideal for critical sealing in aerospace, automotive, and high-pressure hydraulic systems where reliability is paramount.

🧊 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, dry, and free of debris. 2. Carefully install the O-ring, avoiding excessive stretching or twisting. 3. Verify proper seating and compression of the O-ring within the groove.

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 / ExposedExcellent
Marine / SaltwaterNot Recommended
Chemical / AcidicNot Recommended

Common Mistakes & How to Avoid Them

❌ Mistake✅ Correct Approach
Overtightening fasteners, causing O-ring extrusion.Adhere to specified torque values for all fasteners to ensure controlled compression.
Using incompatible lubricants, degrading the Silicone material.Consult material compatibility charts for approved lubricants prior to installation.

Common Applications

  • High-pressure hydraulic systems
  • Aerospace fluid connectors
  • Automotive engine seals

⚠️ Engineering Warnings

  • Not suitable for use with certain aggressive chemicals (e.g., strong acids, bases).
  • Avoid installation with sharp tools that could nick or cut the O-ring.

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 Nylon.

Q: What are the main applications?

A: High-pressure hydraulic systems, Aerospace fluid connectors, Automotive engine seals.

Technical Schematic

O-RING SEAL DIAGRAMAS568 Standard ConfigurationID = 0.389"CS = 0.089"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.