NSK LM243220 Needle Roller Bearings

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Brand Name: NSK
Model Number: LM243220
Series: HM252300
Cone Part Number: HM252348WS
Cup Part Number: HM252315
Design Units: Imperial
Bearing Weight: 42.20 Kg
Cage Type: Stamped Steel
d: 260.350 mm
D: 431.724 mm
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Product Details

Series HM252300
Cone Part Number HM252348WS
Cup Part Number HM252315
Design Units Imperial
Bearing Weight 42.20 Kg
Cage Type Stamped Steel
d 260.350 mm
D 431.724 mm
B - Cone Width 79.771 mm
C - Cup Width 60.325 mm
B 82.550 mm
R - Cone Backface To Clear Radius1 6.860 mm
r - Cup Backface To Clear Radius2 3.56 mm
da - Cone Frontface Backing Diameter 284.99 mm
db - Cone Backface Backing Diameter 292.10 mm
Da - Cup Frontface Backing Diameter 398.30 mm
Db - Cup Backface Backing Diameter 397.00 mm
Ab - Cage-Cone Frontface Clearance 6.1 mm
Aa - Cage-Cone Backface Clearance 12.2 mm
a - Effective Center Location3 -9.4 mm
C90 - Dynamic Radial Rating (90 million revolutions)4 95600 lbf
C1 - Dynamic Radial Rating (1 million revolutions)5 369000 lbf
C0 - Static Radial Rating 455000 lbf
Ca90 - Dynamic Thrust Rating (90 million revolutions)6 54400 lbf
K - Factor7 1.76
e - ISO Factor8 0.33
Y - ISO Factor9 1.8
G1 - Heat Generation Factor (Roller-Raceway) 1504.3
G2 - Heat Generation Factor (Rib-Roller End) 147.8
Cg - Geometry Factor 0.148
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