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FB350HX2 15/16

Series FB350H Four-Holed Flange Block

Item #101032710
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Product details

  • Medium-Duty Hub-Alloy® 4-Bolt Flange
  • 2 15/16" Shaft
  • Setscrew Locking Collar
  • Regreasable
  • Series FB350H


  • 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


Bearing Type Ball Bearing
Pilot Depth N/A
Bolt Size 3/4 in
Housing Construction 1 Piece
Housing Material Hub-Alloy®
Temperature Range [Min] -25 °F
Mounted Unit Duty Medium-Duty
Housing Length 7 5/8 in
Pilot Diameter N/A
Flange Type 4-Bolt Flange
Flange Thickness 13/16 in
Overall Width 2 7/16 in
Housing Height 7 5/8 in
Bolt Hole Spacing 6 in
Style 4-Bolt Flange
Series FB350H
Housing Width 1 21/32 in
Inch/Metric Inch
Length Through Bore 2.185 in
Bearing Insert B350X2 15/16
Temperature Range [Max] 225 °F
Duty Medium-Duty
Locking Device Setscrew Locking Collar
Misalignment Range ±1 1/2°
Shaft Dia. 2.9375 in
Lubrication Relubricatable
End Type Open End
Bearing Design Non-Expansion
Seal Type Contact Seals
Bolt Circle Dia. 8 31/64 in
Collar O.D. 3.835 in
Weight 14.0 LB
EAN or UPC 662798254616
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