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Series FB250 Four-Holed Flange Block

FB250X1 1/2

Series FB250 Four-Holed Flange Block
Item #101032435
  • Normal-Duty Cast Iron 4-Bolt Flange
  • 1 1/2" Shaft
  • Setscrew Locking Collar
  • Regreasable
  • Series FB250
Series FB250 Four-Holed Flange Block
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    Shipment Options
  • Normal-Duty Cast Iron 4-Bolt Flange
  • 1 1/2" Shaft
  • Setscrew Locking Collar
  • Regreasable
  • Series FB250

features

  • Molded glass fiber reinforced polyamide retainer
  • Grade 10 balls
  • Races and balls are 52100 steel, hardened, ground, and honed for quiet operation
  • Slotted bolt holes
  • Rugged cast iron or Hub-Alloy® housing
  • Zone-hardened inner race
  • Prelubricated with high quality lithium grease. 1/4-28 Zerk fitting provided to allow for relube
  • Choice of narrow or wide inner race, setscrew locking or eccentric collar locking, normal-duty, or medium-duty bearings
  • Knurled cup point setscrews at 120° to minimize inner ring distortion
  • Spherical outer race to allow up to 1.5° misalignment
  • All bearings have single lip Nitrile rubber seals with steel trash guard
  • Steel fingers are standard on wide inner race bearings only
Housing Width 1 3/8 in
Flange Thickness 1/2 in
Mounted Unit Duty Normal-Duty
Housing Height 5 1/8 in
Shaft Dia. 1.5 in
Temperature Range [Max] 225 °F
End Type Open End
Bolt Size 1/2 in
Pilot Diameter N/A
Length Through Bore 1.575 in
Flange Type 4-Bolt Flange
Style 4-Bolt Flange
Series FB250
Pilot Depth N/A
Temperature Range [Min] -25 °F
Bolt Circle Dia. 5 53/64 in
Overall Width 1 13/16 in
Bearing Insert B250X1 1/2
Housing Material Cast Iron
Inch/Metric Inch
Duty Normal-Duty
Lubrication Relubricatable
Housing Length 5 1/8 in
Bolt Hole Spacing 4 1/8 in
Misalignment Range ±1 1/2°
Bearing Type Ball Bearing
Bearing Design Non-Expansion
Collar O.D. 2.039 in
Locking Device Setscrew Locking Collar
Seal Type Contact Seals
Housing Construction 1 Piece
Weight 5.0 LB
EAN or UPC 662798253893
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