Home > Sealing > Industrial O-Ring, Silicone

Silicone O-Ring, 316 SS - 8.295" ID | High-Temp Sealing

Expert Overview

This robust silicone O-ring, reinforced with a 316 stainless steel core, offers exceptional sealing in demanding industrial environments. Its material composition ensures superior resistance to extreme temperatures and aggressive media.

StandardDIN 933
Material316 Stainless Steel
FinishAnodized
GradeN/A
Inside Diameter8.295"
Outside Diameter7.831"
Cross Section0.242"

Detailed Engineering Specifications

Engineered for reliability and performance, this industrial O-ring features a precise 8.295" inside diameter, 7.831" outside diameter, and a 0.242" cross-section. The core is constructed from high-grade 316 stainless steel, providing excellent corrosion resistance and structural integrity under pressure and thermal cycling. The silicone outer layer offers a wide operating temperature range (-60°C to +230°C) and excellent flexibility, ensuring a tight seal against fluids and gases in chemical processing, food and beverage, and pharmaceutical manufacturing.

🧊 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 sealing surfaces are clean and free of debris. 2. Carefully position the O-ring within its designated groove, avoiding stretching or twisting. 3. Apply light lubrication compatible with the O-ring material if necessary to facilitate assembly and prevent damage.

Equivalent Standards (Cross-Reference)

Standard SystemDesignation
ISO EquivalentISO 9001:2015 Mfg
DIN EquivalentIndustry Standard
Primary StandardDIN 933

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 assembly, which can compress and permanently deform the O-ring.Follow specified torque values for the assembly and ensure a snug, not forced, fit.
Using incompatible lubricants that degrade the silicone material.Consult the O-ring manufacturer's compatibility chart for approved lubrication.

Common Applications

  • High-temperature fluid containment
  • Chemical processing equipment seals
  • Pharmaceutical and food-grade sealing applications

⚠️ Engineering Warnings

  • Not suitable for dynamic applications where significant relative motion occurs.
  • Always verify material compatibility with the specific chemical media and operating temperatures.

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-temperature fluid containment, Chemical processing equipment seals, Pharmaceutical and food-grade sealing applications.

Technical Schematic

O-RING SEAL DIAGRAMAS568 Standard ConfigurationID = 8.295"CS = 0.242"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.