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