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