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