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Black Oxide Coated Set Screw Lock Ball Bearing Insert

ERX-31RL

Black Oxide Coated Set Screw Lock Ball Bearing Insert
Item #101178471
  • 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

  • Ball bearing can be re-lubricated without any further modifications to the external housing.

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
  • Exclusive inner ring with lubrication fitting allowing for relubrication without need for special housing machining
  • Zone hardened inner ring with 120° spacing setscrew lock with diamond faceted setscrews
  • Felt labyrinth seal and flinger for dry & dusty environment
  • Unique land riding retainer design provides superior pocket clearance that allows for 360° grease circulation around the rolling elements resulting in better retained and utilized lubrication.

caution

  • Intended to be used on stationary shafting only.

options

  • Inner Race Relubricatable
Overall Width (in) 2.031
Overall Width 2.031 in
Bore Size - Inch 1.938
Inner Race Length (in) 2.031
End Cap No
Internal Clearance Standard
Outer Race Width (in) 1.125
Relubricatable Yes
Outer Race Width 1.125 in
Series ERX
Expansion No
Bearing Type Ball Bearing
Inner Race Length 2.031 in
Platform Gold Line Ball Bearing
Seal Type Felt Labyrinth
Locking Device Double Setscrew Locking Collar
Precision Rating ABEC 1
Operating Temperature [Max] 220 °F
O.D. 90 mm
Inner Ring O.D. 2.469 in
Misalignment Type Static Only
Cage Material Brass
Centerline to Front Face 1.281 in
Outer Race OD 3.543 in
I.D. 1.9375 in
Radial Static Load Capacity (lb) 5216
Rolling Element Ball Bearing
Radial Dynamic Load Capacity 7889 lb
Outer Race O.D. 3.543 in
Measure Units Inch
Radius 0.062
Lubrication Lithium Complex NLGI 2 Grease
Bore Type Round Bore
Bore Shape Straight
Inch/Metric Inch Bore
Bore Size 1.938 in
Enclosure Double Sealed
Outer Race OD (in) 3.543
Retainer Type Land Riding
O.D. Type Cylindrical w/ Snap Ring
Centerline to Front Face (in) 1.281
Maximum Operating Temperature 220
Outer Ring Land Profile Tapered
Inner Ring OD (in) 2.469
Locking Type Set Screws
Radial Dynamic Load Capacity (lb) 7889
Speed [Max] 3550 rpm
Duty Series Standard
Inner Race Heat Treat Method Zone-Hardened
Bearing Insert Coating Black Oxide
Bearing Design Non-Expansion
Duty Standard-Duty
Insert Material 52100 Bearing Steel, Black Oxided
Weight 2.43 LB
EAN or UPC 662461259696
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