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