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Black Oxide Coated Set Screw Lock Ball Bearing Insert

ERX-31LO

Black Oxide Coated Set Screw Lock Ball Bearing Insert
Item #101178587
  • Set Screw Locking Type
  • 2.031 in Overall Width
  • Standard Duty Series
Black Oxide Coated Set Screw Lock Ball Bearing Insert
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    Shipment Options
  • Set Screw Locking Type
  • 2.031 in Overall Width
  • Standard Duty Series

description

  • Provides free-running rotation while working to retain grease and maintaining top-notch, low-drag sealing.

applications

  • Ink rollers
  • Plate cylinders
  • Dampening rollers
  • Blanket cylinders
  • Forming rollers
  • Collecting cylinders
  • Calendar rollers
  • Nip roll
  • Live rolls

features

  • ER style cylindrical OD bearing with snap and with black oxided bearing rings
  • Zone hardened inner ring with 120° spacing setscrew lock with diamond faceted setscrews
  • Extra low drag seal cut down felt labyrinth seal and flinger
  • Features a channeling grease that reduces drag while lubricating the bearing
  • Nylon retainer to reduce overall drag

options

  • Low Drag
Outer Race Width (in) 1.125
Bore Size 1.938 in
Rolling Element Ball Bearing
Duty Series Standard
Radius 0.062
Platform Gold Line Ball Bearing
Inner Race Length 2.031 in
Bearing Type Ball Bearing
Bearing Insert Coating Black Oxide
Series ERX
Outer Ring Land Profile Tapered
Locking Device Double Setscrew Locking Collar
Bore Shape Straight
Measure Units Inch
I.D. 1.9375 in
Locking Type Set Screws
Enclosure Double Sealed
Outer Race OD (in) 3.543
Cage Material Plastic
Operating Temperature [Max] 220 °F
Overall Width 2.031 in
Misalignment Type Static Only
Maximum Operating Temperature 220
Centerline to Front Face (in) 1.281
Radial Dynamic Load Capacity 7889 lb
Radial Static Load Capacity (lb) 5216
Seal Type Cut Down Felt Labyrinth
Bearing Design Non-Expansion
End Cap No
Precision Rating ABEC 1
Retainer Type Land Riding
Inner Ring OD (in) 2.469
Bore Size - Inch 1.938
O.D. Type Cylindrical w/ Snap Ring
Duty Standard-Duty
Inner Race Length (in) 2.031
Insert Material 52100 Bearing Steel, Black Oxided
Inch/Metric Inch Bore
Centerline to Front Face 1.281 in
Outer Race O.D. 3.543 in
Internal Clearance Standard
Inner Ring O.D. 2.469 in
Outer Race OD 3.543 in
O.D. 90 mm
Overall Width (in) 2.031
Radial Dynamic Load Capacity (lb) 7889
Bore Type Round Bore
Relubricatable Yes
Inner Race Heat Treat Method Zone-Hardened
Expansion No
Lubrication Lithium NLGI 2 Low Torque Grease
Speed [Max] 2800 rpm
Outer Race Width 1.125 in
Weight 2.43 LB
EAN or UPC 662461258743
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