Product Details

KOMATSU ARM ASS'Y 20Y-70-80315

Min.Order Quantity 1 pcs
Price Negotiable

Product Features

KOMATSU ARM ASS'Y 20Y-70-80315 Size Chart (mm/inches)

Cone Part NumberEE720128
Design UnitsImperial
Cage TypePin-Type
C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)11300000 lbf
C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)2336000 lbf
d12.8125 in
B - Cone Width5.3750 in
R - Cone Backface To Clear Radius30.25 in
da - Cone Frontface Backing Diameter14.13 in
db - Cone Backface Backing Diameter14.53 in
Ab - Cage-Cone Frontface Clearance0.38 in
Aa - Cage-Cone Backface Clearance0.77 in
a - Effective Center Location4-0.66 in
C90 - Dynamic Radial Rating (90 million revolutions)5193000 lbf
C1 - Dynamic Radial Rating (1 million revolutions)6744000 lbf
C0 - Static Radial Rating1030000 lbf
Ca90 - Dynamic Thrust Rating (90 million revolutions)7139000 lbf
K - Factor81.38
G1 - Heat Generation Factor (Roller-Raceway)3160
G2 - Heat Generation Factor (Rib-Roller End)183
Cg - Geometry Factor0.205
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