  | 
 | Cone Part Number |  LM520349
  |   
  | Cup Part Number |  LM520310D
  |   
  | Bearing Weight |  5.2024 lb 2.3598 Kg
  |   
  | D - Cup Outer Diameter |  5.7500 in 146.050 mm
  |   
  | d - Cone Bore |  4.0000 in 101.600 mm
  |   
  | B - Cone Width |  0.8550 in 21.717 mm
  |   
  | C - Double Cup Width |  1.5313 in 38.895 mm
  |   
  | T - Bearing Width across Cones |  1.9373 in 49.207 mm
  |   
  | Z - Number of Rollers Per Row |  28
  |   
  | Ka - Locking Pin Diameter |  N/A
  |   
  | Kb - Locking Pin Depth |  N/A
  |   
  | R - Cone Backface "To Clear" Radius1 |  0.060 in 1.500 mm
  |   
  | r - Cup Frontface "To Clear" Radius2 |  0.03 in 0.8 mm
  |   
  | db - Cone Backface Backing Diameter |  4.33 in 110.00 mm
  |   
  | Da - Cup Frontface Backing Diameter |  5.55 in 140.97 mm
  |   
  | Aa - Cage-Cone Backface Clearance |  0.03 in 0.80 mm
  |   
  | C90 - Dynamic Radial Rating (One-Row, 90 million revolutions)1 |  7460 lbf 33200 N
  |   
  | C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)2 |  50100 lbf 223000 N
  |   
  | C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)3 |  13000 lbf 57800 N
  |   
  | Ca90 - Dynamic Thrust Rating (90 million revolutions)4 |  4950 lbf 22000 N
  |   
  | Y1 - ISO Factor3 |  0.81 1.21
  |   
  | G1 - Heat Generation Factor (Roller-Raceway)5 |  121
  |   
  | G2 - Heat Generation Factor (Rib-Roller End) |  58.7
  |   
  | Cg - Geometry Factor6 |  0.125
  |   
  | 
 
                
    
					
					
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