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Ball Screw Support Duplex Bearing Set

MM9311WI3H DUH

Ball Screw Support Duplex Bearing Set
Item #101020942
  • Duplex Set
  • 1.7510" ID x 3" OD x 5/8" Wide
  • Extra Precision
  • Universal Mounting
  • 1,500 lb Preload
Ball Screw Support Duplex Bearing Set
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    Shipment Options
  • Duplex Set
  • 1.7510" ID x 3" OD x 5/8" Wide
  • Extra Precision
  • Universal Mounting
  • 1,500 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
Dynamic Thrust Capacity N/A
Lubricant Heavy Duty NLGI#2 Grease
Axial Spring Constant 7.9 lb/in
Drag Torque of Preloaded Set 5 lb/in
No. in Set Duplex Set
Preload Amount 1500 lbf
Material Steel
Precision Level Extra Precision (ABEC 7)
I.D. 1.751 in
Cage Material Phenolic
Bore Type Round Bore, Inch Type
Fillet Radius 0.031 in
Contact Angle 60°
Bearing Arrangement Universal
O.D. Type Straight
Ball Material Steel
Limiting Thrust Capacity [Max] 11,400 lb
O.D. 3 in
Preload Level Heavy
Width of Set 1 1/4 in
Bearing Type Ball Screw Support Bearing
Extended Thrust Dynamic Load Rating 8500 lb
Enclosure Open
Weight 1.3 LB
EAN or UPC 87796073623
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