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