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304 Stainless Steel Industrial O-Ring - Buna-N

Expert Overview

This industrial-grade O-ring, constructed from durable Buna-N and featuring a robust 304 stainless steel housing, provides exceptional sealing in demanding environments. Its precise dimensions ensure reliable performance under pressure.

StandardASME B18
Material304 Stainless Steel
FinishAnodized
GradeN/A
Inside Diameter2.225"
Outside Diameter10.081"
Cross Section0.130"

Detailed Engineering Specifications

Purpose-built for heavy-duty applications, this Buna-N O-ring offers superior resistance to oils, fuels, and many hydraulic fluids. The 304 stainless steel construction provides excellent corrosion resistance and mechanical strength, making it ideal for use in chemical processing, automotive, and aerospace industries. With an Inside Diameter of 2.225", an Outside Diameter of 10.081", and a Cross Section of 0.130", it is engineered for a precise and secure seal in critical fluid power and static sealing applications where temperature and chemical exposure are significant factors.

🧊 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 of debris. 2. Carefully insert the O-ring into its designated groove, avoiding any twisting or stretching. 3. Apply a thin film of compatible lubricant if necessary to facilitate assembly and prevent damage.

Equivalent Standards (Cross-Reference)

Standard SystemDesignation
ISO EquivalentISO 9001:2015 Mfg
DIN EquivalentIndustry Standard
Primary StandardASME B18

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
Using excessive force during installation, leading to O-ring deformation or tearing.Apply only the necessary force and use appropriate tools if required for easier seating. Lubrication can aid in smooth installation.
Installing the O-ring on a dirty or damaged surface, compromising the seal.Thoroughly inspect and clean both the O-ring and the groove or mating surface before installation. Address any surface imperfections.

Common Applications

  • Hydraulic Systems
  • Automotive Engines
  • Chemical Processing Equipment
  • Aerospace Components

⚠️ Engineering Warnings

  • Not suitable for use with strong oxidizing acids or ketones.
  • Ensure operating temperatures remain within the specified limits for Buna-N.

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, Buna-N made from?

A: This Industrial O-Ring, Buna-N is manufactured from 304 Stainless Steel.

Q: What are the main applications?

A: Hydraulic Systems, Automotive Engines, Chemical Processing Equipment, Aerospace Components.

Technical Schematic

O-RING SEAL DIAGRAMAS568 Standard ConfigurationID = 2.225"CS = 0.130"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.