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Industrial Silicone O-Ring | 4.918" ID x 1.305" OD | 316 SS

Expert Overview

This industrial-grade silicone O-ring offers exceptional sealing integrity in challenging environments. Engineered for reliability, its precise dimensions and robust material ensure long-term performance.

StandardISO 9001
Material316 Stainless Steel
FinishAnodized
GradeN/A
Inside Diameter4.918"
Outside Diameter1.305"
Cross Section0.122"

Detailed Engineering Specifications

Specified by design engineers worldwide, this silicone O-ring boasts an inside diameter of 4.918 inches, an outside diameter of 1.305 inches, and a cross-section of 0.122 inches. Constructed from high-quality silicone, it provides excellent flexibility, a wide temperature range, and resistance to many chemicals. The integrated 316 stainless steel core offers enhanced structural integrity and rigidity, preventing extrusion under high pressure and ensuring consistent sealing force in demanding industrial applications.

🧊 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:Yes

Installation Procedure

1. Ensure mating surfaces are clean, dry, and free from debris. 2. Carefully position the O-ring within its groove, avoiding stretching or twisting. 3. Apply a light lubricant if necessary, compatible with the sealing material and application.

Equivalent Standards (Cross-Reference)

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

Mechanical Properties

Tensile Strength75,000 psi (515 MPa)
Yield Strength30,000 psi (205 MPa)
Elongation in 2 in.40% min
HardnessRockwell B95 max

Chemical Composition

Carbon (C)0.08% max
Chromium (Cr)16.0 - 18.0%
Nickel (Ni)10.0 - 14.0%
Molybdenum (Mo)2.0 - 3.0%

Temperature & Environment Rating

Min Operating Temp
-320°F (-195°C)
Max Continuous Temp
1500°F (815°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 / SaltwaterExcellent
Chemical / AcidicGood

Common Mistakes & How to Avoid Them

❌ Mistake✅ Correct Approach
Overtightening the gland assembly, causing O-ring extrusion.Torque gland fasteners to the manufacturer's recommended specification to avoid over-compression.
Using incompatible lubricants that degrade the silicone.Consult compatibility charts and use only lubricants approved for silicone elastomers.

Common Applications

  • High-pressure fluid systems
  • Chemical processing equipment
  • Automotive and aerospace seals

⚠️ Engineering Warnings

  • Not suitable for applications involving strong oxidizing agents or concentrated acids.
  • Verify chemical compatibility with the specific fluid being sealed.

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 316 Stainless Steel.

Q: What are the main applications?

A: High-pressure fluid systems, Chemical processing equipment, Automotive and aerospace seals.

Technical Schematic

O-RING SEAL DIAGRAMAS568 Standard ConfigurationID = 4.918"CS = 0.122"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.