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304 Stainless Steel Industrial O-Ring | 2.939" ID x 10.847" OD

Expert Overview

This industrial O-ring, constructed from robust 304 stainless steel, provides superior sealing in demanding environments. Engineered for exceptional chemical resistance and thermal stability, it ensures reliable performance in critical applications.

StandardISO 9001
Material304 Stainless Steel
FinishZinc Plated
GradeN/A
Inside Diameter2.939"
Outside Diameter10.847"
Cross Section0.078"

Detailed Engineering Specifications

Engineered for reliability and performance, this industrial O-ring features a precise Inside Diameter of 2.939 inches and an Outside Diameter of 10.847 inches, with a 0.078 inch cross-section. Fabricated from high-grade 304 stainless steel, it exhibits excellent tensile strength, corrosion resistance to a wide range of chemicals, and can withstand extreme temperature fluctuations. Its robust construction makes it ideal for static and dynamic sealing applications in industries requiring high integrity and long service life under harsh operating conditions.

🧊 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 place the O-ring into its groove, avoiding stretching or twisting. 3. Assemble the mating component, applying even pressure to seat the O-ring securely.

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)18.0 - 20.0%
Nickel (Ni)8.0 - 10.5%
Manganese (Mn)2.00% max

Temperature & Environment Rating

Min Operating Temp
-320°F (-195°C)
Max Continuous Temp
1400°F (760°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 / SaltwaterGood
Chemical / AcidicNot Recommended

Common Mistakes & How to Avoid Them

❌ Mistake✅ Correct Approach
Over-stretching the O-ring during installation.Install the O-ring without excessive tension, allowing it to sit naturally in its groove.
Using incompatible lubricants or cleaning agents.Consult the chemical resistance chart for 304 stainless steel to select appropriate lubricants and cleaning agents.

Common Applications

  • High-pressure fluid systems
  • Chemical processing equipment
  • Aerospace and automotive seals

⚠️ Engineering Warnings

  • Not suitable for applications requiring extreme flexibility or dynamic sealing at very high speeds.
  • Verify chemical compatibility with the specific fluid or gas 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 304 Stainless Steel.

Q: What are the main applications?

A: High-pressure fluid systems, Chemical processing equipment, Aerospace and automotive seals.

Technical Schematic

O-RING SEAL DIAGRAMAS568 Standard ConfigurationID = 2.939"CS = 0.078"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.