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MSF Series Medium-Duty Setscrew Locking 4-Bolt Flange Unit

Item #100000226
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Product details

  • Medium-Duty 4-Bolt Flange
  • 3" Shaft
  • Cast Iron Housing
  • Felt Seals
  • Setscrew Locking Collar


  • For industrial machinery with medium to heavy loads and four-bolt face mounting.


  • Patented, felt-lined flinger seal
  • 120° setscrew position
  • Precision-ground, diamond-faceted setscrews
  • Unique metal land riding retainer
  • Zone-hardened inner race
  • Permanent metal nameplate
  • Black oxide, corrosion-resistant race
  • Differentiated lubrication and sealing system
  • Superior shaft stability
  • 52100 high quality bearing steel
  • Exclusive locking pin and dimple system
  • Extra wide outer race
  • Extra wide inner race
  • Solid base cast iron housing


Inch/Metric Inch
Flange Type 4-Bolt Flange
Shaft Dia. 3 in
Mounted Unit Duty Medium-Duty
Bearing Type Ball Bearing
Locking Device Setscrew Locking Collar
Housing Length 7 3/4 in
Bolt Hole Spacing 6 in
Bearing Design Non-Expansion
End Type Open End
Seal Type Felt Seals
Housing Construction 1 Piece
Housing Material Cast Iron
Lubrication Relubricatable
Length Through Bore 3 1/4 in
Flange Thickness 7/8 in
Bolt Hole Size 25/32 in
Center of Bearing to Front of Inner Ring 1 15/16 in
Center of Bearing to Back of Inner Ring 1 5/16 in
Misalignment Range ±2°
Housing Width 2 11/16 in
Collar Extension 13/16 in
Temperature Range [MAX] 250 °F
Overall Width 3 1/2 in
Housing Height 7 3/4 in
Style 4-Bolt Flange
Duty Medium-Duty
Weight 20.528 LB
Package Quantity 1.0 Piece
EAN or UPC 662461014691

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