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Ball Screw Support Quadruplex Bearing Set

MM20BS47QUH

Ball Screw Support Quadruplex Bearing Set
Item #101020897
  • Quadruplex Set
  • 20 mm ID x 47 mm OD x 15 mm Wide
  • Extra Precision
  • Universal Mounting
  • 1,400 lb Preload
Ball Screw Support Quadruplex Bearing Set
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    Shipment Options
  • Quadruplex Set
  • 20 mm ID x 47 mm OD x 15 mm Wide
  • Extra Precision
  • Universal Mounting
  • 1,400 lb Preload

description

  • To meet the requirements of the servo-controlled machinery field, Torrington has developed a new series of ball bearings specially designed for ball screw applications. Design criteria for these bearings with maximum axial rigidity, low drag torque, and extreme control of lateral eccentricity.

applications

  • Ball screw support

caution

  • Should not be used in other areas such as spindles or gearbox shafting without approval by Torrington Engineering Department.
Bearing Arrangement Universal
Precision Level Extra Precision (ABEC 7)
Limiting Thrust Capacity [Max] 11,200 lb
Cage Material Phenolic
O.D. 47 mm
Bearing Type Ball Screw Support Bearing
Contact Angle 60°
Extended Thrust Dynamic Load Rating 11200 lb
I.D. 20 mm
Ball Material Steel
Radial Internal Clearance Specification Normal Clearance
O.D. Type Straight
Width of Set 60 mm
Dynamic Thrust Capacity N/A
Fillet Radius 0.031 in
No. in Set Quadruplex Set
Preload Amount 1400 lbf
Lubricant Heavy Duty NLGI#2 Grease
Bore Type Round Bore, Metric Type
Axial Spring Constant 8.6 lb/in
Drag Torque of Preloaded Set 6 lb/in
Preload Level Heavy
Material Steel
Enclosure Open
Weight 1.13 LB
EAN or UPC 87796052208
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