• Home
  • Product

    Product

    Originating from a professional bearing manufacturer in Germany

    Excellent quality, advanced technology, and continuous innovation to provide you with services

    Pursuing mutual development with partners, suppliers, and customers, and forming good cooperative relationships

    Navigation / QUICK NAVIGATION

    Spherical Plain Bearing

    linear bearing

    Deep groove ball bearing

    Aligning ball bearing

    Cylindrical roller bearing

    Self-aligning roller bearing

    Needle bearing

    Angular contact bearing

    Tapered Roller Bearings

    Thrust ball bearing

    Thrust roller bearing

    Insert bearing
  • Bearing Applications
  • Bearing catalog

    Bearing catalog

    Originating from a professional bearing manufacturer in Germany

    Excellent quality, advanced technology, and continuous innovation to provide you with services

    Pursuing mutual development with partners, suppliers, and customers, and forming good cooperative relationships

    Navigation / QUICK NAVIGATION

    Deep groove ball bearing

    Aligning ball bearing

    Cylindrical roller bearing

    Self-aligning roller bearing

    Needle bearing

    Angular contact ball bearing

    Tapered Roller Bearings

    Thrust ball bearing

    Thrust roller bearing

    Insert bearing

    Spherical Plain Bearing

    linear bearing
  • News

    News

    Originating from a professional bearing manufacturer in Germany

    Excellent quality, advanced technology, and continuous innovation to provide you with services

    Pursuing mutual development with partners, suppliers, and customers, and forming good cooperative relationships

    Navigation / QUICK NAVIGATION

    Company News

    Industry News
  • Technical service
  • About

    About

    Originating from a professional bearing manufacturer in Germany

    Excellent quality, advanced technology, and continuous innovation to provide you with services

    Pursuing mutual development with partners, suppliers, and customers, and forming good cooperative relationships

    Navigation / QUICK NAVIGATION

    Corporate culture

    Company Profile
  • Contact
  • Chinese

    • Search within the website

  • QR code

    WeChat QR code

    • National Service Hotline

    15160706956

    • Contacts：Mainland Operations Center

    • Tel：15160706956

    • E-mail：965590702@qq.com

    • Address：Xiamen Lixintong Hardware and Electrical Co., Ltd., Jimei District, Xiamen City, Fujian Province

    Close
    Product
    Bearing Applications
    Bearing catalog
    News
    Technical service
    About
    Contact
    Chinese

    Self-aligning roller bearing

    A well-known German brand with a profound foundation and outstanding influence in the field of bearings

    Position：Bearing catalog > Self-aligning roller bearing

    21307 CCK

    21307 CCK

    Edit：

    DMA Bearing Industry Co., Ltd., Germany

    Description：

    21307 CCK-调心滚子轴承-Internal diameter 35 External diameter 80

    Product Highlights：

    Extremely precise manufacturing process/selected high-quality materials/outstanding performance/continuous innovative research and development strength

    Consult Now +

    Learn more detailed information below

    Introduction Advantages Case More products
    Introduction
    ProductIntroduction
    Product Introduction
    •  
    • Bearing model
    • Model
      21307 CCK
    • Internal diameter-(mm)
    • d
      35
    • External diameter-(mm)
    • D
      80
    • Thickness-(mm)
    • B
      21
    • Dynamic load-(kN)
    • cr
      79.2
    • Static load-(kN)
    • cor
      72
    • Fatigue load limit-(kN)
    • Fatigue load limit
      8.15
    • Reference speed-(r/min)
    • Reference speed
      7300
    • Extreme speed-(r/min)
    • Extreme speed
      9500

  • Extremely precise manufacturing process

    The dimensional accuracy of each bearing is strictly controlled within a very small tolerance range, ensuring product consistency and reliability.

  • Selected high-quality materials

    After strict screening and quality testing, it has high strength, high wear resistance, and good corrosion resistance!

  • Excellent performance

    Has excellent load-bearing capacity, capable of withstanding huge radial and axial loads, suitable for various heavy-duty equipment!

  • After sales improvement

    Lay the foundation with integrity, win trust with focus, seek development with innovation, take "serving customers, achieving employees, and contributing to society" as the corporate purpose, and seek development with innovation

    • Bearing catalog
    PRODUCT MODEL

    Deep groove ball bearing

    Bearing

    Aligning ball bearing

    Bearing

    Cylindrical roller bearing

    Bearing

    Self-aligning roller bearing

    Bearing

    Needle bearing

    Bearing

    Angular contact ball bearing

    Bearing

    Tapered Roller Bearings

    Bearing

    Thrust ball bearing

    Bearing

    Thrust roller bearing

    Bearing

    Insert bearing

    Bearing

    Spherical Plain Bearing

    Bearing

    linear bearing

    Bearing

    National Consultation Service Hotline：

    15160706956

    Recommended
    RecommendMore products
    Recommended products
    RPNA 45/62

    RPNA 45/62
    RPNA 40/55

    RPNA 40/55
    RPNA 35/52

    RPNA 35/52
    RPNA 30/47

    RPNA 30/47
    RPNA 28/44

    RPNA 28/44
    RPNA 25/42

    RPNA 25/42

    24-hour welcome for consultation

    15160706956

    Leaving a message.

  • Navigation

  • Products

  • Application

  • News

    • Mainland Operations Center

    Scan and contact us

    24H

    Service Hotline：

    15160706956

    E-mail：965590702@qq.com

    Address：Xiamen Lixintong Hardware and Electrical Co., Ltd., Jimei District, Xiamen City, Fujian Province

    Copyright © 2025 DMA Bearing Industry Co., Ltd., Germany