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Cast Iron Greasable 4-Bolt Flange Unit


Cast Iron Greasable 4-Bolt Flange Unit
Item #100939803
  • 1 in Shaft Diameter
  • 4-Bolt Flange
  • Solid Housing Construction
  • Cast Iron Housing Material
Cast Iron Greasable 4-Bolt Flange Unit
    Shipment Options
  • 1 in Shaft Diameter
  • 4-Bolt Flange
  • Solid Housing Construction
  • Cast Iron Housing Material


  • Air handling
  • Unit handling
  • Food and beverage
  • Forest products
  • Paper
  • Automotive
  • Chemical
  • Packaging and processing


  • Inner and outer rings are precision hardened and honed for wear resistance and quiet operation
  • DualGuard sealing system includes a mechanically retained, land riding, single lip contact seal plus a patented rubberized flinger for enhanced protection against contaminants
  • Patented Maxlife cage is made from a high temperature polymer material, and its one-of-a-kind, compartmentalized design ensures that grease pockets are maintained around the balls, leading to less likelihood for grease washout and cooler operating tempera
  • Anti-rotation pin makes insert replacement easier with no need to replace grease fittings or location pins
  • 65° setscrew spacing offers an optimum balance between locking force and inner ring stress
  • Grade 10 balls for quieter operation and less vibration
Static Load Capacity 1769 lbf
Bolt Diameter 0.438 in
Bolt Hole Size 7/16 in
Bore Length 1.34 in
Bolt to Bolt [Min] 2.75 in
Bearing Design Non-Expansion
Housing Length 3 3/4 in
Standoff Housing No
Suitable for High Temperature No
Bolt Hole Spacing 2 3/4 in
Dynamic Load Capacity 3146 lbf
Length Through Bore 1.09375 in
Seal Type Contact Seals
Bolt Circle Dia. 3 7/8 in
Insert Material Steel
Speed [Max] 4500 rpm
Locking Device Setscrew
Bolt to Bolt [Max] 2.75 in
Misalignment Range ±2°
End Type Open End
Housing Construction Solid
Sensor Ready Adapter Required
Lubrication Grease
Grease Name Unirex N2
Flange Type 4-Bolt Flange
Housing Material Cast Iron
Suitable For Washdown No
Expansion Capability Fixed
Overall Width 1 27/64 in
Flange Thickness 1/2 in
Style 4-Bolt Flange
Duty Intermediate-Duty
Ball Bearing Series 205 Series
Shaft Dia. 1 in
Mounted Unit Duty Intermediate-Duty
Greasable Yes
Inch/Metric Inch
Bolt Size 7/16 in
Housing Height 3 3/4 in
Bearing Type Ball
Housing Width 1 1/64 in
Weight 1.79 LB
EAN or UPC 782475412419
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