180TQO300-1 NSK Tapered Roller bearings double-row

Brand Name NSK
Model Number 180TQO300-1
Min.Order Quantity 1 pcs
Price Negotiable

Product Details

Series 130000
Cone Part Number EE130902
Cup Part Number 131400
Design Units Imperial
Bearing Weight 22.90 Kg
Cage Type Stamped Steel
d 228.600 mm
D 355.6 mm
B - Cone Width 69.850 mm
C - Cup Width 49.213 mm
B 69.850 mm
R - Cone Backface To Clear Radius1 6.860 mm
r - Cup Backface To Clear Radius2 1.52 mm
da - Cone Frontface Backing Diameter 246.89 mm
db - Cone Backface Backing Diameter 257.05 mm
Da - Cup Frontface Backing Diameter 331.70 mm
Db - Cup Backface Backing Diameter 328.93 mm
Ab - Cage-Cone Frontface Clearance 4.6 mm
Aa - Cage-Cone Backface Clearance 11.4 mm
a - Effective Center Location3 -9.9 mm
C90 - Dynamic Radial Rating (90 million revolutions)4 49100 lbf
C1 - Dynamic Radial Rating (1 million revolutions)5 190000 lbf
C0 - Static Radial Rating 314000 lbf
Ca90 - Dynamic Thrust Rating (90 million revolutions)6 27800 lbf
K - Factor7 1.77
e - ISO Factor8 0.33
Y - ISO Factor9 1.82
G1 - Heat Generation Factor (Roller-Raceway) 1160
G2 - Heat Generation Factor (Rib-Roller End) 168
Cg - Geometry Factor 0.136
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Company Profile

Phone 205-974-2173
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