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