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Deep Groove Ball Bearings
  • DST High Quality Deep Groove Ball Bearing 20703 20803 50706 Engine Cooling System Bearings
  • DST High Quality Deep Groove Ball Bearing 20703 20803 50706 Engine Cooling System Bearings
  • DST High Quality Deep Groove Ball Bearing 20703 20803 50706 Engine Cooling System Bearings
  • DST High Quality Deep Groove Ball Bearing 20703 20803 50706 Engine Cooling System Bearings
  • DST High Quality Deep Groove Ball Bearing 20703 20803 50706 Engine Cooling System Bearings
  • DST High Quality Deep Groove Ball Bearing 20703 20803 50706 Engine Cooling System Bearings
DST High Quality Deep Groove Ball Bearing 20703 20803 50706 Engine Cooling System Bearings
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DST High Quality Deep Groove Ball Bearing 20703 20803 50706 Engine Cooling System Bearings

  • >= 10 Pieces
    $1

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DST High Quality Deep Groove Ball Bearing 20703 20803 50706 Engine Cooling System Bearings

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • Radial Load Support & Smooth Rotation: Designed to handle radial loads efficiently with a deep groove structure, enabling high-speed, low-friction rotation in mechanical systems.
  • Versatile Lubrication Compatibility: Supports both oil and grease lubrication, ensuring reliability in diverse operational conditions.

Key features

  • 1. Material Technology

    • With corrosion-resistant steel or lightweight nylon cages and dual lubrication options (oil/grease), you can ensure durability and adaptability in harsh operating environments.*

  • 2. Precision Performance

    • Equipped with precision ratings from P0 to P6, you can achieve up to 30% tighter tolerances than standard bearings*, delivering exceptional accuracy in high-demand machinery.

  • 3. Versatile Design

    • The deep groove structure enables smooth rotation and efficient handling of both radial and axial loads*, outperforming generic bearings in multi-directional applications.

  • 4. Engine-Specific Solution

    • Engineered for engine cooling systems, it ensures seamless continuous operation in automotive or industrial settings*, reducing downtime compared to non-specialized bearings.

  • 5. Certified Reliability

    • Precision ratings align with international standards for bearing performance*, ensuring compatibility with certified machinery and safety requirements.

Product details

DST High Quality Deep Groove Ball Bearing 20703 20803 50706 Engine Cooling System Bearings

The DST High Quality Deep Groove Ball Bearing series (models 20703, 20803, 50706) is engineered for precision and durability in engine cooling systems and high-speed machinery. With customizable cage materials and lubrication options, these bearings ensure reliable performance across diverse industrial applications.

Technical specifications

FeatureSpecificationApplication Scenario
Cage MaterialSteel / NylonSteel for high-load applications; Nylon for corrosion resistance
LubricationOil / GreaseOil for continuous operation; Grease for intermittent use
Precision RatingP0, P6, P5, P4, P2P0 for general machinery; P2/P4 for precision instruments
StructureDeep grooveOptimized for radial loads and high-speed rotation
Row ConfigurationSingle rowIdeal for compact designs in pumps, engines, and compressors

Customization guide

Adjust cage material (steel for durability, nylon for lightweight) and lubrication type (oil for high-speed, grease for low-maintenance) to meet specific operational demands. Precision grades (e.g., P2 for CNC machinery) can be tailored to enhance accuracy or load capacity.

Get inspired

With versatile materials and precision options, these bearings are perfect for engine cooling systems, industrial pumps, and high-speed machinery. Choose between steel or nylon cages for corrosion resistance or weight savings, and pair with oil/grease lubrication for seamless integration into your workflow.

Choose your model

ParameterBase ModelAdvanced ModelPro Model
Precision RatingP0P4 (+40% accuracy)P2 (+60% accuracy)
Load CapacityStandard+20%+40%
Speed Range10,000 RPM15,000 RPM (+50%)20,000 RPM (+100%)

Supplier's note

  1. Technical Breakthroughs:

    • Precision Range: From P0 to P2, enabling use in both standard and ultra-precise machinery.
    • Material Flexibility: Dual cage options (steel/nylon) adapt to corrosive or high-temperature environments.
    • Lubrication Versatility: Oil/grease compatibility reduces downtime in varied operational settings.

  2. Version Selection Guide:

    • Base Model: Ideal for general industrial equipment (e.g., pumps) requiring cost-effective performance.
    • Advanced Model: Suited for precision machinery (e.g., CNC tools) needing enhanced load capacity and accuracy.
    • Pro Model: Designed for high-speed, high-load applications (e.g., engine cooling systems) where extreme durability and RPM are critical. With its P2 precision, the Pro Model ensures minimal vibration in aerospace or robotics systems.

Frequently asked questions

  • Which DST High Quality Deep Groove Ball Bearing model suits engine cooling systems?

  • How to maintain DST Deep Groove Ball Bearings for long-term performance?

  • Steel vs. nylon cage: Which is better for high-speed machinery?

  • Can DST bearings be customized for precision requirements?

  • Are DST Deep Groove Ball Bearings certified for industrial use?

  • What precision ratings does DST offer, and what do they mean?

  • Why choose a deep groove structure for engine cooling bearings?

  • What are the benefits of oil vs. grease lubrication in DST bearings?

Product comparison

CategoryUsage ScenariosCharacteristicsAdvantagesDisadvantages
Cage MaterialHigh-temperature machinerySteel/Nylon (ISO 3290 compliance)▲ Our Advanced: Nylon reduces weight (20% lighter than steel)▲ Industry Standard: Steel-only (limited to 120°C)
Lubrication TypeHeavy-duty industrial equipmentOil/Grease (ISO 8/L-DAH compliance)▲ Our Base: Dual lubrication compatibility (oil/grease)▲ Industry Standard: Grease-only (limited heat dissipation)
Precision RatingHigh-speed spindle applicationsP0 (Standard) / P5 (Base) / P4 (Advanced) (ABMA/ISO 492)▲ Our Advanced: P4 (±8 µm radial runout) for precision machinery▲ Industry Standard: P0 (±25 µm radial runout)
Structural DesignPrecision CNC machineryDeep groove with sealed raceways (ISO 15 rating)▲ Our Advanced: Enhanced sealing (IP67 dust/water resistance)▲ Industry Standard: Open design (susceptible to contamination)
Load CapacityHeavy-load conveyor systems120 kN (Base) / 150 kN (Advanced) (per DIN 620-1)▲ Our Advanced: 25% higher radial load capacity▲ Industry Standard: 100 kN (limited to light-duty use)
Noise LevelNoise-sensitive environments45 dBA (Standard) / 40 dBA (Base) / 35 dBA (Advanced) (IEC 61400-11)▲ Our Advanced: Quieter than whisper (35 dBA ≈ library noise)▲ Industry Standard: Comparable to vacuum cleaner (45 dBA)

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