420TQO650-1 NSK Tapered Roller bearings double-row

Brand Name NSK
Model Number 420TQO650-1
Min.Order Quantity 1 pcs
Price Negotiable

Product Details

Cone Part NumberHM262748WS
Cup Part NumberHM262710
Design UnitsImperial
Bearing Weight54.1 Kg
Cage TypeStamped Steel
d346.075 mm
D488.950 mm
B - Cone Width95.250 mm
C - Cup Width74.613 mm
B95.253 mm
R - Cone Backface To Clear Radius16.35 mm
r - Cup Backface To Clear Radius23.30 mm
da - Cone Frontface Backing Diameter367.03 mm
db - Cone Backface Backing Diameter376.94 mm
Da - Cup Frontface Backing Diameter467.36 mm
Db - Cup Backface Backing Diameter455.93 mm
Ab - Cage-Cone Frontface Clearance4.6 mm
Aa - Cage-Cone Backface Clearance8.1 mm
a - Effective Center Location3-6.4 mm
C90 - Dynamic Radial Rating (90 million revolutions)4100000 lbf
C1 - Dynamic Radial Rating (1 million revolutions)5387000 lbf
C0 - Static Radial Rating774000 lbf
Ca90 - Dynamic Thrust Rating (90 million revolutions)657500 lbf
K - Factor71.74
e - ISO Factor80.33
Y - ISO Factor91.79
G1 - Heat Generation Factor (Roller-Raceway)3430.8
G2 - Heat Generation Factor (Rib-Roller End)322.6
Cg - Geometry Factor0.196
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Company Profile

Phone 205-974-2173
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