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Industrial O-Ring, Buna-N, 316 SS, 2.604" ID x 8.499" OD

Expert Overview

This industrial O-ring, constructed from robust Buna-N material and housed within a 316 stainless steel casing, provides exceptional sealing performance. Its precise dimensions ensure a secure fit in critical applications requiring durability and chemical resistance.

StandardISO 9001
Material316 Stainless Steel
FinishGalvanized
GradeN/A
Inside Diameter2.604"
Outside Diameter8.499"
Cross Section0.261"

Detailed Engineering Specifications

A proven choice for industrial professionals, this Buna-N O-ring, with a 316 stainless steel housing, offers a reliable sealing solution for demanding environments. Featuring an inside diameter of 2.604 inches, an outside diameter of 8.499 inches, and a cross-section of 0.261 inches, it delivers consistent performance. The 316 stainless steel construction provides superior corrosion resistance, making it ideal for applications involving aggressive media and extreme temperatures, ensuring long-term operational integrity and preventing costly leaks.

🧊 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 mating groove surfaces are clean, dry, and free of debris. 2. Carefully install the O-ring into the designated groove, avoiding stretching or twisting. 3. Apply a light lubricant compatible with Buna-N and the media if necessary to facilitate assembly and prevent damage.

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)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 O-ring deformation or damage.Apply gentle pressure and use appropriate tools if needed, ensuring the O-ring seats evenly within the groove.
Incorrect O-ring size selection, resulting in inadequate sealing or premature failure.Always verify the O-ring dimensions against the groove specifications and application requirements before installation.

Common Applications

  • Hydraulic and pneumatic systems
  • Chemical processing equipment
  • Automotive and aerospace seals

⚠️ Engineering Warnings

  • Not suitable for prolonged exposure to ozone, UV, or weathering.
  • Compatibility with specific chemicals must be verified to prevent material degradation.

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 316 Stainless Steel.

Q: What are the main applications?

A: Hydraulic and pneumatic systems, Chemical processing equipment, Automotive and aerospace seals.

Technical Schematic

O-RING SEAL DIAGRAMAS568 Standard ConfigurationID = 2.604"CS = 0.261"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.