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Industrial Buna-N O-Ring | 304 Stainless Steel | 8.852" ID

Expert Overview

This industrial O-ring, constructed from robust Buna-N and a 304 stainless steel housing, delivers exceptional sealing performance in challenging applications. Engineered for durability and chemical resistance.

StandardISO 9001
Material304 Stainless Steel
FinishGalvanized
GradeN/A
Inside Diameter8.852"
Outside Diameter5.853"
Cross Section0.209"

Detailed Engineering Specifications

Designed for demanding industrial environments, this O-ring features a precise 8.852" inside diameter, a 5.853" outside diameter, and a 0.209" cross-section. The Buna-N elastomer provides excellent resistance to oils, fuels, and hydraulic fluids, while the 304 stainless steel housing offers superior corrosion resistance and structural integrity. This combination ensures reliable sealing in high-pressure, high-temperature, and chemically aggressive environments, preventing leaks and maintaining system efficiency across a wide range of industrial machinery and processes.

🧊 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 and free of debris. 2. Lightly lubricate the O-ring and the groove with a compatible lubricant if recommended for the application. 3. Carefully install the O-ring into the groove, avoiding any stretching or twisting.

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
Using excessive force during installation, leading to cuts or nicks in the O-ring.Apply gentle, even pressure and use appropriate tools if necessary, ensuring the O-ring seats properly without damage.
Incorrectly sized O-ring for the application, resulting in poor sealing or premature failure.Verify that the O-ring dimensions (ID, OD, CS) precisely match the groove specifications for optimal performance.

Common Applications

  • Hydraulic systems
  • Pneumatic equipment
  • Chemical processing equipment

⚠️ Engineering Warnings

  • Ensure compatibility of the Buna-N material with the specific fluids or chemicals in the application.
  • Avoid exposure to ozone, UV light, or high temperatures beyond the material's specified limits.

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, Pneumatic equipment, Chemical processing equipment.

Technical Schematic

O-RING SEAL DIAGRAMAS568 Standard ConfigurationID = 8.852"CS = 0.209"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.