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Boston GearSF-1 3/4

SF-1 3/4

SF Series Standard-Duty Cast Iron 4-Bolt Flange Unit
Item #101817851
  • 1.75" Shaft, Contact Seals, Setscrew Locking, Regreasable
Boston GearSF-1 3/4
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    Shipment Options
  • 1.75" Shaft, Contact Seals, Setscrew Locking, Regreasable

applications

  • High radial or thrust loads

features

  • One-piece, high grade, cast iron housing
  • Deep groove ball bearing
  • Spherical outer race
  • Synthetic lip type seal
  • Bearings equipped with steel finger
  • Positive locking by setscrew through extended inner race
  • 1/4-28 threaded grease fitting
Shaft Dia. 1.75 in
Housing Material Cast Iron
Bolt Hole Spacing 4 1/8 in
Bearing Insert BG25-1-3/4
Duty Normal-Duty
Mounted Unit Duty Normal-Duty
Seal Type Contact Seals
Flange Thickness 11/16 in
Style 4-Bolt Flange
Housing Width 1 39/64 in
Locking Device Setscrew Locking Collar
Lubrication Relubricatable
Housing Length 5 3/8 in
Flange Type 4-Bolt Flange
Overall Width 2 1/64 in
Bolt Size 9/16 in
Inch/Metric Inch
Bearing Type Ball Bearing
Temperature Range [Max] 225 °F
Bolt Circle Dia. 5 53/64 in
Bearing Design Non-Expansion
Housing Height 5 3/8 in
Housing Construction 1 Piece
End Type Open End
Weight 4.751 LB
EAN or UPC 781711647523
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