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SF Series Standard Duty 4-Bolt Flange

SF-31

SF Series Standard Duty 4-Bolt Flange
Item #100000225
  • SF Series Standard Duty 4-Bolt Flange
  • 1.9375 in Shaft
  • Non-Expansion
  • Ball Bearing
  • Cast Iron Housing
  • Felt Labyrinth Seal
  • Setscrew Locking Collar
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SF Series Standard Duty 4-Bolt Flange
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    Shipment Options
  • SF Series Standard Duty 4-Bolt Flange
  • 1.9375 in Shaft
  • Non-Expansion
  • Ball Bearing
  • Cast Iron Housing

description

  • Designed for flush mounting with machined bases and four bolt holes.

features

  • Powder coated epoxy cast iron housing with extended inner ring bearings
  • Zone hardened inner ring with 120° spacing setscrew locking with diamond faceted setscrews
  • Felt labyrinth seal and flinger for dry & dusty environment
  • Unique land riding retainer design provides superior pocket clearance that allows for 360° grease circulation around the rolling elements resulting in better retained and utilized lubrication.
  • Sealmaster® exclusive lock pin & dimple for direct lubrication and anti-rotation
Operating Temperature [Max] 220 °F
Mounted Unit Duty Standard Duty
Inner Race Length (in) 2.03125
Insert Material 52100 Bearing Steel, Black Oxided
Centerline to Front Face (in) 1.28125
Expansion No
Lubrication Lithium Complex NLGI 2 Grease
Housing Length 5 5/8 in
Relubricatable Yes
Overall Height (in) 2.15625
Housing Construction One Piece
Housing Color Gray
Internal Clearance Standard
Insert No. 2-115
Replaceable Insert Yes
Overall Height 2.156 in
Platform Gold Line Ball Bearing
Bolt Center-to-Center Length (in) 4.3750
Locking Type Set Screws
Foot Height (in) 0.5625
Foot Height 0.563 in
Inner Race Heat Treat Method Zone-Hardened
Bearing Design Non-Expansion
Centerline to Front Face 1.281 in
Seal Type Felt Labyrinth
Bearing Type Ball Bearing
Bolt Center-to-Center Length 4.375 in
Retainer Type Land Riding
Bolt Hole Spacing 4 3/8 in
Misalignment Type Static Only
Duty Series Standard
Bore Size 1.938 in
Bolt Circle Dia. N/A
Pilot Configuration No Pilot
Locking Device Setscrew Locking Collar
Bearing Insert Coating Black Oxide
Maximum Operating Temperature 220
Inner Ring O.D. 2.469 in
Speed [Max] 3550 rpm
Inch/Metric Inch
Shaft Dia. 1.9375 in
Housing Base Solid
Bore Size - Inch 1.938
Flange Type 4-Bolt Flange
End Type Open End
Outer Ring Land Profile Standard
Inner Race Length 2.031 in
Bore Shape Straight
End Cap No
Measure Units Inch
Angle of Misalignment ±2°
Housing Material Cast Iron
Series SF
Inner Ring OD (in) 2.46875
Weight 6.16 LB
EAN or UPC 662461003589
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