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Deep Groove Ball Bearing 31x187x25mm Carbon Steel

Expert Overview

This robust Deep Groove Ball Bearing, constructed from durable carbon steel, is engineered for superior performance in high-load power transmission applications. Its precise dimensions ensure optimal integration and reliable operation.

StandardISO 9001
MaterialCarbon Steel
FinishGalvanized
GradeN/A
Inside Diameter31mm
Outside Diameter187mm
Width25mm

Detailed Engineering Specifications

Specified by design engineers worldwide, this carbon steel deep groove ball bearing offers exceptional durability and load-carrying capacity. With an inside diameter of 31mm, an outside diameter of 187mm, and a width of 25mm, it is meticulously manufactured to exacting tolerances. The inherent hardness and wear resistance of carbon steel make it ideal for applications subject to significant radial and axial loads, ensuring prolonged operational life and minimal maintenance in demanding industrial environments.

🧊 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.

SKFEst. 1907
Sweden🇸🇪
"World leader in rolling bearings."
Market Rank
🏆 #1 Global Bearing Manufacturer
Industry Approvals
🚀 Formula 1 & Airbus Approved
Warranty & Support
🛡️ 24/7 Global Support
Green Manufacturing
🌱 Net Zero by 2030
Certified:ISO 14001, OHSAS 18001
TimkenEst. 1899
USA🇺🇸
"Engineered bearings and power transmission."
Market Rank
🏆 Premium Heavy Industry Leader
Industry Approvals
🚀 NASA & Military Approved
Warranty & Support
🛡️ Extended Wear Warranty
Green Manufacturing
🌱 Sustainable Steel
Certified:ISO 9001, AS9100
NSKEst. 1916
Japan🇯🇵
"Precision machinery and automotive parts."
Market Rank
🏆 Top 3 Global Bearings
Industry Approvals
🚀 Toyota & Honda OEM
Warranty & Support
🛡️ 10-Year Defect Free Guarantee
Green Manufacturing
🌱 100% Renewable Energy
Certified:ISO/TS 16949

Certifications & Compliance

RoHS Compliant:Yes
REACH Compliant:Yes
Material Traceability:Available on Request
DFARS Compliant:Yes

Installation Procedure

1. Ensure bearing seating surfaces are clean and free from debris. 2. Apply a thin, uniform layer of approved lubricant to the bearing raceways and rolling elements. 3. Carefully press the bearing into its housing or onto its shaft, ensuring even pressure distribution to avoid brinelling.

Equivalent Standards (Cross-Reference)

Standard SystemDesignation
ISO EquivalentISO 9001:2015 Mfg
DIN EquivalentIndustry Standard
Primary StandardISO 9001

Mechanical Properties

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

Chemical Composition

Carbon (C)0.28 - 0.55%
Manganese (Mn)0.60 - 0.90%
Phosphorus (P)0.04% max
Sulfur (S)0.05% max

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
Improper lubrication leading to premature wear.Always use the correct type and quantity of lubricant as specified for the application and operating conditions.
Applying excessive force during installation, causing damage to raceways or rolling elements.Utilize a proper bearing press or induction heater for installation, applying force only to the ring being fitted.

Common Applications

  • Electric Motors
  • Gearboxes
  • Conveyor Systems
  • Agricultural Machinery

⚠️ Engineering Warnings

  • Avoid exposure to corrosive environments unless specific corrosion-resistant coatings are applied.
  • Ensure proper alignment during installation to prevent premature failure due to misalignment.

Alternative Products to Consider

Premium Power Transmission equivalentHigher corrosion resistance (316 SS)
Economy Power Transmission optionLower cost for non-critical indoor applications

Frequently Asked Questions

Q: What is the Deep Groove Ball Bearing made from?

A: This Deep Groove Ball Bearing is manufactured from Carbon Steel.

Q: What are the main applications?

A: Electric Motors, Gearboxes, Conveyor Systems, Agricultural Machinery.

Technical Schematic

BALL BEARING CROSS-SECTIONISO 15 — Deep Groove Ball BearingBOREOD = 52mmd = 25mmWidth: 25mmDynamic Load: 7,870 lbsInstall with press fit — never strike inner/outer race directly

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.