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Industrial O-Ring, Buna-N, 304 Stainless Steel, 0.793" ID

Expert Overview

Engineered for critical sealing applications, this industrial O-ring features a durable Buna-N elastomer core within a robust 304 stainless steel housing, ensuring reliable performance in harsh conditions.

StandardASME B18
Material304 Stainless Steel
FinishPlain
GradeN/A
Inside Diameter0.793"
Outside Diameter1.257"
Cross Section0.105"

Detailed Engineering Specifications

Designed for demanding industrial environments, this O-ring boasts an inside diameter of 0.793 inches, an outside diameter of 1.257 inches, and a cross-section of 0.105 inches. The Buna-N (Nitrile Butadiene Rubber) material offers excellent resistance to oils, fuels, and many common industrial chemicals, while the 304 stainless steel construction provides superior corrosion resistance, mechanical strength, and compatibility with a wide range of aggressive media and temperatures. This combination makes it ideal for applications requiring reliable, long-term sealing integrity in static or dynamic systems.

🧊 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 is clean, dry, and free from debris or burrs. 2. Carefully position the O-ring within the groove, avoiding stretching or twisting. 3. Apply a light, compatible lubricant if necessary to facilitate installation 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
Overstretching the O-ring during installation.Minimize stretching by using appropriate tools or a light lubricant, and ensure the groove dimensions are correct for the O-ring size.
Installing into a dirty or damaged groove.Thoroughly clean and inspect the mating groove for any imperfections that could compromise the seal or damage the O-ring.

Common Applications

  • Hydraulic and pneumatic systems
  • Fuel and oil handling equipment
  • Chemical processing machinery

⚠️ Engineering Warnings

  • Not suitable for use with strong oxidizing agents or certain solvents.
  • Verify material compatibility with the specific operating environment before deployment.

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 and pneumatic systems, Fuel and oil handling equipment, Chemical processing machinery.

Technical Schematic

O-RING SEAL DIAGRAMAS568 Standard ConfigurationID = 0.793"CS = 0.105"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.