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Cast Iron 4-Bolt Flange Concentric Lock Standard Duty Flange Unit

SF-28TC

Cast Iron 4-Bolt Flange Concentric Lock Standard Duty Flange Unit
Item #101180364
  • 4-Bolt Flange Type
  • Cast Iron Housing Material
  • Black Oxide Bearing Insert Coating
  • Concentric Locking Type
Cast Iron 4-Bolt Flange Concentric Lock Standard Duty Flange Unit
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    Shipment Options
  • 4-Bolt Flange Type
  • Cast Iron Housing Material
  • Black Oxide Bearing Insert Coating
  • Concentric Locking Type

description

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

features

  • Powder coated epoxy cast iron housing with extended inner ring bearings
  • Skwezloc® concentric locking for near perfect concentricity
  • Single lip contact seal
  • 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
Duty Series Standard
Bolt Center-to-Center Length 4.125 in
Inner Race Length (in) 2
Bearing Type Ball Bearing
Locking Type Concentric
Series SF-T
Housing Material Cast Iron
Bearing Insert Coating Black Oxide
Relubricatable Yes
Flange Type 4-Bolt Flange
Inner Race Length 2 in
Housing Length 5 3/8 in
End Type Open End
Replaceable Insert Yes
Overall Height 2.109 in
Lubrication Lithium Complex NLGI 2 Grease
Bearing Design Non-Expansion
Internal Clearance Standard
Pilot Configuration No Pilot
Collar OD (in) 2.9375
Angle of Misalignment ±2°
Mounted Unit Duty Standard Duty
Bore Shape Straight
Bolt Hole Spacing 4 1/8 in
Centerline to Front Face (in) 1.25
Inner Race Heat Treat Method Zone-Hardened
Overall Height (in) 2.109375
Outer Ring Land Profile Standard
Insert No. 2-112TC
Bore Size - Inch 1.75
Shaft Dia. 1.75 in
T Core 3.875
Bolt Size 0.563 in
Misalignment Type Static Only
Foot Height 0.563 in
Retainer Type Land Riding
Bore Size 1.75 in
Locking Device Skwezloc® Concentric Collar
Housing Color Gray
Speed [Max] 3800 rpm
Insert Material 52100 Bearing Steel, Black Oxided
Foot Height (in) 0.5625
Centerline to Front Face 1.25 in
Inch/Metric Inch
Housing Construction One Piece
Operating Temperature [Max] 220 °F
Seal Type Single Lip Contact
Expansion No
Housing Base Solid
Collar O.D. 2.938 in
Bolt Size (in) 0.5625
Measure Units Inch
End Cap No
Maximum Operating Temperature 220
Platform Gold Line Ball Bearing
Bolt Circle Dia. N/A
Bolt Center-to-Center Length (in) 4.1250
Weight 6.055 LB
EAN or UPC 662461033128
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