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721855 / Gold Line Ball Bearing

EMFC-55

721855 / Gold Line Ball Bearing
Item #104706044
721855 / Gold Line Ball Bearing
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features

  • Powder coated epoxy cast iron housed, extended inner ring bearings in expansion ring allowing for axial expansion
  • Zone hardened inner ring with 120° spacing setscrew locking with diamond faceted setscrews
  • 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
Bolt Size (in) 0.75
Pilot Configuration No Pilot
Insert No. AR-2-37
Inner Race Length (in) 3.373
Bearing Insert Coating Black Oxide Coated
Replaceable Insert Yes
Bolt Center Diameter (in) 8.625
Duty Series Medium
Housing Construction One Piece
Seal Type Felt Labyrinth Seal
Expansion Yes
Inner Ring OD (in) 4.16
Insert Material 52100 Bearing Steel, Black Oxided
Retainer Type Land Riding Retainer
Housing OD (in) 10.2
Centerline to Front Face (in) 2.033
End Cap No
Relubricatable Yes
Inner Race Heat Treat Method Zone-Hardened
Outer Ring Land Profile Standard
Foot Height (in) 0.75
Bore Shape Straight
Housing Type Flange, Piloted
Maximum Operating Temperature 220
Misalignment Type Static Only
Pilot Diameter (in) 7.374
Measure Units Inch
Lubrication Lithium Complex NLGI 2 Grease
Bore Size - Inch 3.438
Housing Material Cast Iron
Weight 32.0 LB
EAN or UPC 662461201183
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