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Ball Screw Support Quadruplex Bearing Set

MM9311WI3H QUH

Ball Screw Support Quadruplex Bearing Set
Item #101020943
  • Quadruplex Set
  • 1.7510" ID x 3" OD x 5/8" Wide
  • Extra Precision
  • Universal Mounting
  • 3,000 lb Preload
Ball Screw Support Quadruplex Bearing Set
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    Shipment Options
  • Quadruplex Set
  • 1.7510" ID x 3" OD x 5/8" Wide
  • Extra Precision
  • Universal Mounting
  • 3,000 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.
Ball Material Steel
Radial Internal Clearance Specification Normal Clearance
No. in Set Quadruplex Set
Fillet Radius 0.031 in
Bearing Arrangement Universal
Precision Level Extra Precision (ABEC 7)
Inch/Metric Inch
Axial Spring Constant 15.8 lb/in
Contact Angle 60°
Extended Thrust Dynamic Load Rating 17000 lb
Enclosure Open
I.D. 1.751 in
Cage Material Phenolic
Drag Torque of Preloaded Set 10 lb/in
Lubricant Heavy Duty NLGI#2 Grease
Bearing Type Ball Screw Support Bearing
Width of Set 2 1/2 in
Dynamic Thrust Capacity N/A
O.D. 3 in
O.D. Type Straight
Preload Amount 3000 lbf
Preload Level Heavy
Material Steel
Limiting Thrust Capacity [Max] 22,800 lb
Bore Type Round Bore, Inch Type
Weight 2.6 LB
EAN or UPC 87796073630
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