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