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Buna-N O-Ring, 3.452" OD, 316 SS - Industrial Sealing

Expert Overview

This industrial Buna-N O-ring, housed in a robust 316 stainless steel retainer, offers superior sealing performance. Engineered for demanding environments, it ensures reliable fluid and gas containment across diverse applications.

StandardASTM A106
Material316 Stainless Steel
FinishPassivated
GradeN/A
Inside Diameter5.853"
Outside Diameter3.452"
Cross Section0.097"

Detailed Engineering Specifications

A high-performance industrial component, this Buna-N O-ring features a precise 5.853" inside diameter, 3.452" outside diameter, and a 0.097" cross-section, all encapsulated within a corrosion-resistant 316 stainless steel housing. The Buna-N material provides excellent resistance to petroleum-based oils, hydraulic fluids, and water, making it ideal for high-pressure systems and moderate temperature ranges up to 212°F (100°C). The 316 stainless steel ensures exceptional mechanical strength and protection against harsh chemicals and abrasive environments, guaranteeing longevity and operational integrity.

🧊 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 of debris. 2. Carefully position the O-ring within the groove, avoiding excessive stretching or twisting. 3. Apply a light, compatible lubricant if necessary to facilitate installation and seating.

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
Overtightening the assembly, which can damage the O-ring and its sealing surface.Tighten fasteners to the manufacturer's specified torque values to ensure proper compression without damage.
Using incompatible lubricants or cleaning agents that degrade the Buna-N material.Consult the material compatibility chart for Buna-N and use only approved lubricants and cleaning solutions.

Common Applications

  • Hydraulic systems
  • Pneumatic equipment
  • Automotive sealing components
  • Chemical processing equipment

⚠️ Engineering Warnings

  • Not suitable for use with strong acids, ozone, or ester-based fluids.
  • Avoid prolonged exposure to temperatures exceeding 212°F (100°C).

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 systems, Pneumatic equipment, Automotive sealing components, Chemical processing equipment.

Technical Schematic

O-RING SEAL DIAGRAMAS568 Standard ConfigurationID = 5.853"CS = 0.097"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.