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Cylindrical Roller Bearings
  • DST High Quality Double Row Cylindrical Roller Bearing 4262730 M Petroleum Machinery Bearing
  • DST High Quality Double Row Cylindrical Roller Bearing 4262730 M Petroleum Machinery Bearing
  • DST High Quality Double Row Cylindrical Roller Bearing 4262730 M Petroleum Machinery Bearing
  • DST High Quality Double Row Cylindrical Roller Bearing 4262730 M Petroleum Machinery Bearing
  • DST High Quality Double Row Cylindrical Roller Bearing 4262730 M Petroleum Machinery Bearing
  • DST High Quality Double Row Cylindrical Roller Bearing 4262730 M Petroleum Machinery Bearing
DST High Quality Double Row Cylindrical Roller Bearing 4262730 M Petroleum Machinery Bearing
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DST High Quality Double Row Cylindrical Roller Bearing 4262730 M Petroleum Machinery Bearing

  • >= 1 Pieces
    $10

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DST High Quality Double Row Cylindrical Roller Bearing 4262730 M Petroleum Machinery Bearing

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • Heavy Load Support: Double row cylindrical design enables simultaneous radial and axial load handling, ideal for high-stress applications.
  • Durable Construction: Made from chrome steel with brass and steel cages, ensuring longevity and smooth operation under extreme conditions.
  • Grease Lubrication: Pre-lubricated for easy maintenance and extended service life in continuous-use environments.

Key features

  • 1. Material Technology

    • With a corrosion-resistant chrome steel body, you can achieve superior durability and load-bearing capacity in harsh industrial environments, outperforming standard carbon steel bearings*.

  • 2. Interactive Design

    • The dual-row cylindrical roller arrangement with a robust brass-and-steel cage allows seamless operation under high-speed and heavy-load conditions, reducing friction compared to single-row designs*.

  • 3. Performance Parameters

    • Equipped with grease lubrication and a double-row structure, you can handle radial loads up to 40% higher than single-row bearings, ensuring reliable performance in demanding machinery*.

  • 4. Scenario Solutions

    • Designed for petroleum machinery applications, this bearing enables continuous operation in high-temperature and high-pressure environments, ideal for commercial equipment requiring uninterrupted运转*.

  • 5. Certification Standards

    • Precision ratings from P0 to P6 meet ISO and industrial standards, guaranteeing compatibility with precision-engineered systems and reducing maintenance needs versus non-certified alternatives*.

Product details

DST High Quality Double Row Cylindrical Roller Bearing 4262730 M Petroleum Machinery Bearing

The DST High Quality Double Row Cylindrical Roller Bearing 4262730 M is engineered for heavy-duty applications in petroleum machinery. Designed with double-row cylindrical rollers and chrome steel construction, it ensures high radial load capacity and reliability in harsh environments.

Technical specifications

FeatureSpecificationApplication Scenario
Cage MaterialBrass and SteelCorrosion resistance in industrial machinery
Lubrication TypeGreaseLong maintenance intervals in rotating parts
MaterialChrome SteelHigh-strength applications under heavy loads
Number of RowsDouble RowHeavy radial load support in compressors
Precision RatingP0, P5, P6, P4Precision-matched for machinery accuracy needs
Sealing TypeOpenClean environments with controlled lubrication
StructureCylindricalStable operation in high-speed machinery

Customization guide

Adjustable parameters:

  • Precision Rating: Customize from P0 (standard) to P4 (ultra-precise) to meet accuracy requirements.
  • Material Composition: Opt for enhanced chrome steel grades for extreme corrosion resistance.

Get inspired

Ideal for petroleum machinery, this bearing withstands high radial loads and speeds. Its grease lubrication and open design ensure seamless integration into demanding environments, while double-row structure guarantees stability in compressors and turbines.

Choose your model

ParameterBase ModelAdvanced ModelPro Model
Load Capacity (kN)100+15% (115 kN)+30% (130 kN)*
Speed Rating (rpm)100011501300
Precision LevelP0P5P4
Material GradeStandard ChromeEnhanced ChromePremium Chrome

Supplier's note

  1. Technical Breakthroughs:

    • Pro Model’s Premium Chrome Steel: 30% higher load capacity than the base model, enabling safe operation in extreme petroleum machinery.
    • Advanced Lubrication Compatibility: Grease retention improved by 20% compared to industry standards, extending maintenance cycles.
    • P4 Precision: Triple the accuracy of P0, critical for high-precision turbine alignment.

  2. Version Selection Guide:

    • Base Model: Suitable for standard petroleum machinery with moderate load requirements (e.g., basic pumps).
    • Advanced Model: Ideal for mid-range compressors needing P5 precision and 15% higher load handling.
    • Pro Model: Designed for heavy-duty turbines or drilling equipment requiring P4 precision and 30% enhanced load capacity.

*Comparative data vs. industry benchmarks.

Frequently asked questions

  • Which double row cylindrical roller bearing suits heavy-duty applications in petroleum machinery?

  • How to clean and maintain the brass and steel cage in DST bearings?

  • Chrome steel vs other materials: Why is chrome steel preferred for DST bearings?

  • Can DST bearings be customized for specific precision requirements (e.g., P4 rating)?

  • Are DST bearings certified for use in petroleum machinery applications?

  • How does the open sealing type benefit DST bearings in petroleum machinery?

  • Why choose grease lubrication over oil for DST cylindrical roller bearings?

  • What advantages does the double row design offer for high-load applications?

Product comparison

CategoryUsage ScenariosCharacteristicsAdvantagesDisadvantages
Material QualityHeavy industrial machineryAISI 52100 chrome steel (Hardness: 58–63 HRC) ▲
(Industry: Carbon steel 45# (52–56 HRC))		Enhanced corrosion resistance and fatigue lifeSlightly higher material cost
Cage TypeHigh-speed applicationsBrass/Steel Composite Cage (ISO 15 structural integrity) ▲
(Industry: Plastic cages (ISO 329))		Withstands higher temperatures and radial loadsSlightly heavier than plastic cages
Lubrication SystemMachinery requiring re-lubricationGrease-lubricated (ISO VG 220)Allows periodic re-lubrication for extended service lifeRequires scheduled maintenance
Precision LevelPrecision machinery (e.g., CNC spindles)P0 (Standard) to P6 (Precision ▲▲)
(Industry: P0 only)		Advanced versions reduce vibration in high-precision setupsHigher cost for precision tiers (P5/P6)
Sealing TypeCleanroom or controlled environmentsOpen design (No seals) ▼
(Industry: Sealed with rubber lips)		Lighter weight and lower rotational frictionRequires clean environment to prevent contamination
Structural DesignHeavy radial load applicationsDouble Row (ISO 15) ▲
(Industry: Single row)		Handles higher radial loads and misalignmentBulkier and may require more installation space

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