Vòng bi NUKR47 NTN – Bạc đạn NUKR47 NTN

Vòng bi NUKR47 – Bạc đạn NUKR47

NUKR 47 A - Cam followers (Stud-type track rollers)Image may differ from product. See the technical specification for details.

NUKR 47 A

Cam follower (stud-type track roller) with integral sealing and relubrication feature

Cam followers (stud-type track rollers) are designed to run on all types of tracks and to be used in cam drives, conveyor systems, etc. They are based on a double row full complement cylindrical roller bearing with a threaded solid stud instead of an inner ring. They have a thick-walled outer ring with a crowned running surface and are supplied sealed and ready-to-mount. The bearings can be relubricated via the stud.

  • High radial load carrying capacity
  • Accommodate relatively heavy axial loads due to skew or tilting
  • Long service life
  • Easy to mount
  • Sealed for increased reliability, with relubrication feature

    Dimensions

    Functional outside diameter 47 mm
    Stud diameter 20 mm
    Length 66 mm
    Width, outer ring 24 mm

    Performance

    Basic dynamic load rating 28.6 kN
    Basic static load rating 33.5 kN
    Limiting speed 3 800 r/min

    Properties

    Rolling elements Cylindrical rollers
    Number of rows 2
    Outer ring profile Crowned
    Stud alignment Centric
    Number of flanges, outer ring 2
    Feature for tightening Hexagonal recess
    Cage Without
    Radial internal clearance Between C2 and CN
    Tolerance class Other
    Material, bearing Bearing steel
    Coating Without
    Sealing Seal on both sides
    Sealing type Labyrinth
    Lubricant Grease
    Relubrication feature Centre of each stud end and radial hole in stud shank
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