3311 A-2RS1TN9 Double Row Angular Contact Ball Bearing 55x120x49.2mm

3311 A-2RS1TN9 Double Row Angular Contact Ball Bearing 55x120x49.2mm

Kategori: Double Row Angular Bearings Tersedia
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Specifications
  • Reference Speed: 5 300 rpm
  • Limiting Speed: 3 800 rpm
  • Cage Material: Non-Metallic
  • Seal Type: Seal On Both Sides
  • Clearance: CN
  • Precision: Grade 0
  • Operating Temperature: -40 掳C to +120 掳C
  • Contact Angle: 30 掳
  • Mass: 2.65 kg
  • Inner Diameter (ID): 55
  • Outer Diameter (OD): 120
  • Width (W): 49.2
  • Overall Size (IDxODxW): 55x120x49.2
  • Dynamic Load Rating: 112 kN
  • Static Load Rating: 81.5 kN
Deskripsi

Double row angular contact ball bearings are specialized rotating components designed to accommodate both radial and axial loads by incorporating two rows of balls set at an angle to the bearing axis. This unique design enhances their ability to handle combined loads and provides improved rigidity. The arrangement of the inner and outer rings and the double-row configuration allow these bearings to achieve higher axial load-carrying capacity compared to single-row angular contact ball bearings. This makes them suitable for applications where both radial and axial forces are present, such as in machine tool spindles, pumps, and gearboxes. The contact angle between the balls and the raceways provides the bearings with excellent axial rigidity, contributing to their precise positioning capabilities. Double row angular contact ball bearings are valued for their versatility, reliability, and efficiency in various industrial contexts, where the need for handling multiple types of loads is paramount. 


SPECIFICATIONS
 
 
Inner Diameter 55 mm Number of Rows 2
Outer Diameter 120 mm Material Steel
Width 49.2 mm Cage Material Non-Metallic
Dynamic Load Rating 112 kN Seal Type Seal On Both Sides
Static Load Rating 81.5 kN Clearance CN
Fatigue Load Limit 3.45 kN Precision Grade 0
Reference Speed 5 300 rpm Min Temperature -40 °C
Limiting Speed 3 800 rpm Max Temperature +120 °C
Contact Angle 30 ° Size Standard Metric System
Rolling Element Ball Mass 2.65 kg


FEATURES AND BENEFITS


  • Double row design with symmetrical layout.

  • 30° contact angle for balanced load distribution.

  • Accommodate radial load and axial load in one direction.

  • Provide a high degree of accuracy and are capable of running at high speed.

Yes, miniature ball bearings are designed to handle high rotational speeds, making them ideal for devices and equipment that require rapid movement.

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Feiken Bearing Sdn Bhd
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