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316 Stainless Steel Industrial O-Ring | 3.172" ID x 4.070" OD

Expert Overview

This industrial O-ring, constructed from premium 316 stainless steel, offers superior corrosion resistance and mechanical strength. Designed for critical sealing applications where reliability is paramount.

StandardASTM A106
Material316 Stainless Steel
FinishZinc Plated
GradeN/A
Inside Diameter3.172"
Outside Diameter4.070"
Cross Section0.215"

Detailed Engineering Specifications

Engineered for reliability and performance, this 316 stainless steel industrial O-ring boasts precise dimensions of 3.172" ID, 4.070" OD, and a 0.215" cross-section. The 316 stainless steel material provides exceptional resistance to a wide range of corrosive media, including chemicals, saltwater, and high temperatures, ensuring extended service life in demanding industrial environments. Its robust construction makes it ideal for static and dynamic sealing applications in the chemical processing, marine, food and beverage, and pharmaceutical industries.

🧊 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 the sealing groove is clean, dry, and free from burrs or sharp edges. 2. Carefully lubricate the O-ring and the groove with a compatible lubricant to prevent damage during installation. 3. Gently install the O-ring, ensuring it sits evenly within the groove without twisting or stretching.

Equivalent Standards (Cross-Reference)

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

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
Using excessive force during installation, leading to nicks or tears.Apply moderate pressure and utilize appropriate tools if necessary to avoid damaging the O-ring.
Installing the O-ring in a dirty or contaminated groove.Thoroughly clean and inspect the groove before O-ring installation to prevent premature failure.

Common Applications

  • Chemical Processing Equipment
  • Marine and Offshore Systems
  • Food and Beverage Machinery
  • Pharmaceutical Manufacturing

⚠️ Engineering Warnings

  • Ensure compatibility of O-ring material with the specific fluid or gas being sealed.
  • Avoid exposure to temperatures exceeding material specifications to maintain sealing integrity.

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: Chemical Processing Equipment, Marine and Offshore Systems, Food and Beverage Machinery, Pharmaceutical Manufacturing.

Technical Schematic

O-RING SEAL DIAGRAMAS568 Standard ConfigurationID = 3.172"CS = 0.215"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.