7910DF
Type

Machine tool spindle bearings

Model:7910DF
Thickness(mm):12
Inner diameter d:50
Outer diameter D:72

Detailed information

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Dimensions
  • d50
  • D72
  • B12
  • r Minimum0.6
  • r 1 (Minimum)0.3
Load rating (N)
  • Cr15900
  • Cor14200
Load rating {kgf}
  • Cr1630
  • Cor1450
Limit speed(1)(rpm)
  • Grease lubrication11000
  • Oil lubrication15000
Action point position (mm)
  • a20.2
Installation size (mm)
  • d a (Minimum)55
  • Da (Maximum)67
  • r a (Maximum)0.6
Bearing code(2)
  • Single column7910A5
  • DB7910DB
  • DF7910DF
  • DT7910DT
Rated load (paired double type) (N)
  • Cr25900
  • Cor28400
Rated load (paired double type) {kgf}
  • Cr2640
  • Cor2900
Paired Duplex Limit speed(1) (rpm)
  • Grease lubrication9000
  • Oil lubrication12000
Paired Duplex Action point distance a0(mm)
  • Back-to-back configuration40.5
  • Face-to-face configuration16.5
Paired Duplex Installation size(mm)
  • d b (3) (Minimum)-
  • Db (Maximum)69.5
  • r b (3) (Maximum)0.3
Coefficientfo
  • Coefficientfo16.4
weight(kg)
  • (Refer to)0.132

List of Similar Bearing Models