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