Product Details

Komatsu

Min.Order Quantity 1 pcs
Price Negotiable

Product Features

Komatsu Size Chart (mm/inches)

Series74000
Cone Part Number74525
Cup Part Number74850-B
Design UnitsImperial
Bearing Weight14.6 lb
Cage TypeStamped Steel
d5.2500 in
D8.5000 in
D1 - Flange Outer Diameter8.8084 in
B - Cone Width1.875 in
C - Cup Width1.3750 in
C1 - Cup Flange Width0.3125 in
T1 - Bearing Width1.8750 in
T - Bearing Width to Flange0.8125 in
R - Cone Backface To Clear Radius10.14 in
r - Cup Backface To Clear Radius20.130 in
da - Cone Frontface Backing Diameter5.75 in
db - Cone Backface Backing Diameter5.98 in
Da - Cup Frontface Backing Diameter8.30 in
Ab - Cage-Cone Frontface Clearance0.11 in
Aa - Cage-Cone Backface Clearance0.17 in
a - Effective Center Location30.09 in
C90 - Dynamic Radial Rating (90 million revolutions)422300 lbf
C1 - Dynamic Radial Rating (1 million revolutions)585900 lbf
C0 - Static Radial Rating138000 lbf
Ca90 - Dynamic Thrust Rating (90 million revolutions)618600 lbf
K - Factor71.2
e - ISO Factor80.49
Y - ISO Factor91.23
G1 - Heat Generation Factor (Roller-Raceway)10363
G2 - Heat Generation Factor (Rib-Roller End)63.3
Cg - Geometry Factor110.134
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