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Deep Groove Ball Bearing 33x121x31mm Carbon Steel

Expert Overview

This robust deep groove ball bearing, crafted from durable carbon steel, offers exceptional load-bearing capacity and low friction. Its standard design ensures broad compatibility for efficient power transmission in diverse industrial settings.

StandardASTM A106
MaterialCarbon Steel
FinishPlain
GradeN/A
Inside Diameter33mm
Outside Diameter121mm
Width31mm

Detailed Engineering Specifications

A proven choice for industrial professionals, this 33mm bore x 121mm outer diameter x 31mm width deep groove ball bearing is engineered from high-quality carbon steel for superior strength and wear resistance. The material's inherent hardness and toughness make it ideal for enduring radial and axial loads encountered in demanding power transmission systems. Its precise dimensions ensure seamless integration and optimal performance in a wide array of machinery, including electric motors, gearboxes, and agricultural equipment, providing reliable rotational support and minimizing energy loss.

🧊 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 the bearing seat and shaft are clean and free of debris. 2. Carefully press the bearing onto the shaft or into the housing using a suitable press or arbor, applying even pressure. 3. Verify smooth rotation and proper seating before operation.

Equivalent Standards (Cross-Reference)

Standard SystemDesignation
ISO EquivalentISO 9001:2015 Mfg
DIN EquivalentIndustry Standard
Primary StandardASTM A106

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 / ExposedModerate
Marine / SaltwaterNot Recommended
Chemical / AcidicNot Recommended

Common Mistakes & How to Avoid Them

❌ Mistake✅ Correct Approach
Applying excessive force or impact during installation.Utilize a bearing press or appropriate installation tools to apply controlled and even pressure, avoiding direct hammer blows.
Improper lubrication or using incorrect lubricant type.Consult the bearing manufacturer's specifications for the recommended lubricant and ensure adequate greasing or oiling before and during operation.

Common Applications

  • Electric Motors
  • Gearboxes
  • Pumps

⚠️ Engineering Warnings

  • Ensure proper alignment to prevent premature wear.
  • Avoid exposing the bearing to excessive shock loads or contaminants.

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, Pumps.

Technical Schematic

BALL BEARING CROSS-SECTIONISO 15 — Deep Groove Ball BearingBOREOD = 52mmd = 25mmWidth: 31mmDynamic 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.