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Buna-N Nylon Industrial O-Ring | 1.892" ID x 3.781" OD

Expert Overview

This industrial O-ring features a robust Buna-N elastomer for excellent chemical resistance and a Nylon reinforcement for enhanced durability and extrusion resistance. Engineered for reliable sealing in medium-pressure dynamic and static applications.

StandardASME B18
MaterialNylon
FinishZinc Plated
GradeN/A
Inside Diameter1.892"
Outside Diameter3.781"
Cross Section0.075"

Detailed Engineering Specifications

Built to exacting engineering tolerances, this Buna-N O-ring boasts a precise Inside Diameter of 1.892 inches, an Outside Diameter of 3.781 inches, and a Cross Section of 0.075 inches. The Buna-N (Nitrile Butadiene Rubber) material provides superior resistance to oils, fuels, and many hydraulic fluids, making it ideal for a wide range of industrial environments. The integrated Nylon reinforcement significantly improves extrusion resistance and mechanical strength, allowing for operation in higher pressure applications and extending service life in demanding conditions. This combination ensures a dependable seal against leaks and contamination.

🧊 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:N/A

Installation Procedure

1. Ensure the sealing groove is clean, dry, and free of burrs or damage. 2. Carefully inspect the O-ring for any defects before installation. 3. Gently compress and install the O-ring into the groove, avoiding any stretching or twisting, ensuring it sits evenly within the groove.

Equivalent Standards (Cross-Reference)

Standard SystemDesignation
ISO EquivalentISO 9001:2015 Mfg
DIN EquivalentIndustry Standard
Primary StandardASME B18

Mechanical Properties

Tensile StrengthStandard Commercial Spec
Yield StrengthStandard Commercial Spec
HardnessVaries by specific batch

Temperature & Environment Rating

Min Operating Temp
-20°F (-29°C)
Max Continuous Temp
400°F (204°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 / SaltwaterNot Recommended
Chemical / AcidicNot Recommended

Common Mistakes & How to Avoid Them

❌ Mistake✅ Correct Approach
Installing a stretched or twisted O-ring.Always ensure the O-ring is installed in its natural shape without deformation. A stretched or twisted O-ring will compromise the seal and lead to premature failure.
Using excessive force or sharp tools during installation.Utilize appropriate installation tools and apply only necessary force to avoid puncturing or damaging the O-ring's surface.

Common Applications

  • Hydraulic systems
  • Pneumatic cylinders
  • Fuel and oil systems
  • General industrial machinery

⚠️ Engineering Warnings

  • Not suitable for use with strong oxidizing agents, ketones, or esters.
  • Operating temperature range should be adhered to for optimal performance and longevity.

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 Nylon.

Q: What are the main applications?

A: Hydraulic systems, Pneumatic cylinders, Fuel and oil systems, General industrial machinery.

Technical Schematic

O-RING SEAL DIAGRAMAS568 Standard ConfigurationID = 1.892"CS = 0.075"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.