Skip to content Skip to navigation menu
Cast Iron Greasable 4-Bolt Flange Unit


Cast Iron Greasable 4-Bolt Flange Unit
Item #100733503
  • 1.25 in Shaft Diameter
  • 4-Bolt Flange
  • Solid Housing Construction
  • Cast Iron Housing Material
Cast Iron Greasable 4-Bolt Flange Unit
    Shipment Options
  • 1.25 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
  • Ball cage is made of heat stabilized nylon with fiberglass reinforcement, which allows higher operating temperatures and greater flexibility with added strength
  • 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
End Type Open End
Expansion Capability Fixed
Grease Name Unirex N2
Insert Material Steel
Length Through Bore 1.531 in
Dynamic Load Capacity 5759 lbf
Bearing Design Non-Expansion
Ball Bearing Series 207 Series
Mounted Unit Duty Normal-Duty
Bolt Diameter 0.5 in
Speed [Max] 3500 rpm
Housing Length 4 3/4 in
Bolt to Bolt [Max] 3.63 in
Sensor Ready Adapter Required
Bearing Insert INSSC104
Suitable for High Temperature No
Housing Width 53/64 in
Duty Normal-Duty
Bolt to Bolt [Min] 3.63 in
Misalignment Range ±2°
Bolt Hole Spacing 3 5/8 in
Flange Thickness 9/16 in
Bolt Hole Size 1/2 in
Bore Length 1.71 in
Standoff Housing No
Outer Ring Size 207
Static Load Capacity 3461 lbf
Inch/Metric Inch
Suitable For Washdown No
Seal Type Contact Seals
Flange Type 4-Bolt Flange
Bearing Type Ball
Locking Device Setscrew
Style 4-Bolt Flange
Shaft Dia. 1.25 in
Housing Construction Solid
Bolt Size 1/2 in
Housing Material Cast Iron
Overall Width 1 3/4 in
Lubrication Grease
Greasable Yes
Housing Height 4 3/4 in
Weight 3.6 LB
EAN or UPC 782475114634
We're here for you
with Service Centers across the country -
We have your back
Close Compare List Open Compare List Toggle

Product Comparison