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Buna-N O-Ring - 304 Stainless Steel, 7.625" ID

Expert Overview

This industrial O-ring features a robust Buna-N elastomer for excellent chemical resistance and a precision-machined 304 stainless steel housing, ensuring superior sealing performance and longevity in critical applications.

StandardISO 9001
Material304 Stainless Steel
FinishZinc Plated
GradeN/A
Inside Diameter7.625"
Outside Diameter9.598"
Cross Section0.244"

Detailed Engineering Specifications

Trusted by engineers across multiple sectors, this industrial O-ring is meticulously crafted with a Buna-N sealing element housed within a high-grade 304 stainless steel casing. The precise dimensions, including an inside diameter of 7.625 inches, an outside diameter of 9.598 inches, and a cross-section of 0.244 inches, guarantee a tight and reliable seal. The 304 stainless steel provides exceptional corrosion resistance and mechanical strength, making it ideal for demanding environments where aggressive fluids or high pressures are present.

🧊 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 and free of debris. 2. Carefully position the O-ring into its designated groove, ensuring it is seated evenly. 3. Apply a light lubricant compatible with Buna-N if necessary for easier assembly and to 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)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 the wrong lubricant that degrades Buna-N.Consult a chemical compatibility chart and use only lubricants specifically recommended for Buna-N seals.
Over-stretching or twisting the O-ring during installation.Handle the O-ring with care and ensure it is not excessively stretched or twisted, as this can lead to premature failure.

Common Applications

  • Hydraulic Systems
  • Pneumatic Systems
  • Chemical Processing Equipment

⚠️ Engineering Warnings

  • Ensure compatibility with the specific media and temperature range of the application.
  • Do not use in applications exceeding the specified pressure or temperature limits of 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, Pneumatic Systems, Chemical Processing Equipment.

Technical Schematic

O-RING SEAL DIAGRAMAS568 Standard ConfigurationID = 7.625"CS = 0.244"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.