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