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NTN Bearing Corp.UCF218-308D1

UCF218-308D1

UCF Series 4-Bolt Flange Bearing
Item #101110897
  • Non-Expansion Ball Bearing Flange Unit
  • 4-Bolt Flange
  • 3 1/2 in Shaft Diameter
  • 9 1/4 in Housing Length
  • 3.797 in Overall Width
  • Cast Iron Housing
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NTN Bearing Corp.UCF218-308D1
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    Shipment Options
  • Non-Expansion Ball Bearing Flange Unit
  • 4-Bolt Flange
  • 3 1/2 in Shaft Diameter
  • 9 1/4 in Housing Length
  • 3.797 in Overall Width

features

  • Provides greater rigidity when mounted than two-bolt flanges
  • Single-lip seal with flinger
  • Self-aligning: outer bearing surface and internal housing surface are spherical
  • Setscrew locking collar
  • Unique, secure fitting even in cases where bearing is subjected to intense vibrations or shocks
  • Higher-rated load capacity than that of corresponding self-aligning ball bearings
  • Lightweight-yet-strong housing
  • Easy mounting
  • Accurate fitting of the housing
  • Replaceable - new bearing can be fitted to existing housing
Bearing Insert UC218-308D1
Bearing Design Non-Expansion
Seal Material Nitrile Rubber
Mounted Unit Duty Light-Duty
Flange Type 4-Bolt Flange
Style 4-Bolt Flange
Length Through Bore 3.78 in
Center Of Bearing From End 1
Flange Thickness 15/16 in
Temperature Range [Max] 225 °F, 250 °F
Housing Height 9 1/4 in
End Type Open End
Bolt Hole Spacing 6 23/64 in, 7.359 in
Housing Construction 1 Piece
Seal Type Contact Seals, Contact Seals w/Flingers
Flange Style 4-Bolt Square
Housing Length 9 1/4 in
Lubrication Relubricatable
Housing No. F218D1
Housing Width 9 1/4 in
Limiting Speed 1700 rpm
Housing Material Cast Iron
Series UCF
Temperature Range [Min] -40 °F
Bolt Size 3/4
Bearing Type Ball Bearing
Inch/Metric Inch
Static Load Rating [Max] 16100 lbf
Center of Bearing to Back of Inner Ring 1.563 in
Bolt Hole Size 29/32 in
Dynamic Load Rating 21600 lbf
Bolt Circle Dia. 7.359 in
Locking Device Setscrew Locking Collar
Shaft Dia. 3.5 in
Overall Width 3.797 in
Weight 25.067 LB
EAN or UPC 4547359219029
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