Carry Rollers Premium

Optimum rollers for maximum loads and particularly high requirements:
 

  • Roller tube turned (machined), surface quality Ra= 12.5 µm, manufactured from longitudinally welded steel tube acc. to EN 10305-3, 
    restricted tolerances (Küpper standard), steel S235JR acc. to EN 10025-2;
  • Concentricity ≤ 0.2 mm/m (average value of the total delivery)
  • Forged bearing housing made of steel C15 acc. to EN 10267-2 or S235JR acc. to EN 10025-2
  • Fit of the bearing seat in the bearing housing is IT7 acc. to EN ISO 286-1
  • Shafts made from solid material acc. to EN 10083-2 or bending resistant hollow shaft made from precision tube with welded-in shaft ends
  • Fit of the bearing seat on the shaft is IT6 acc. to EN ISO 286-1
     
  • Deep groove ball bearing AKT acc. to DIN 625-1, 2Z shields, plastic cage, lubricated for life, greasing designed for specific applications
  • Deep groove ball bearings 6306 - 6312
  • Deep groove ball bearings ISO tolerance class PS acc. to DIN 620-2
  • Radial internal clearance for deep groove ball bearings C4H acc. to DIN 620-4
     
  • Spherical roller bearings AKT acc. to DIN 635-1, with cage made of steel or brass, greasing designed for specific applications
  • Spherical roller bearings 21312 or 22312
  • Spherical roller bearings ISO tolerance class P0 acc. to DIN 620-2
  • Radial internal clearance for spherical roller bearings C3 acc. to DIN 620-4
     
  • Additional inner seal made of high-quality material
  • QLR hybrid seal: patented, lubricated for life, particularly effective when exposed to splash water and dust
  • Additional seal (dust cover, rain protection cap and roller protector) for extreme conditions
  • Optionally with weather shield (protection against blocking of the roller by jammed stones)
  • Sound-optimized thanks to special sound insulating ring
  • Balancing quality class ≤ G14 acc. to ISO 1940

 

Carry roller of the quality class Premium

 

  

Bearing size

 

6306

6308

6310

6312

21312

22312

Roller diameter ØD [mm]

63.5

      

88.9

      

101.6

    

108

    

127

    

133

   

139.7

   

152.4

   

159

177.8

193.7

 

203.2

  

219.1

  

Further versions on request.

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