878000486 Korea-South Ldr Boom Cylinder Seal Kit Fits Komatsu WB140-150 MODELS

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878000486 Korea-South Ldr Boom Cylinder Seal Kit Fits Komatsu WB140-150

ISB Engineering LLC

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kamenzhang2020-07-10 09:46:19
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878000486 Korea-South Ldr Boom Cylinder Seal Kit Fits Komatsu WB140-150 Size Chart (mm/inches)
Series	6300
Cone Part Number	6375
Cup Part Number	6320-B
Design Units	Imperial
Bearing Weight	9 lb
Cage Type	Stamped Steel
d	2.2500 in
D	5.3447 in
D1 - Flange Outer Diameter	5.6527 in
B - Cone Width	2.2050 in
C - Cup Width	1.7500 in
C1 - Cup Flange Width	0.3125 in
T1 - Bearing Width	2.1250 in
T - Bearing Width to Flange	0.6875 in
R - Cone Backface To Clear Radius1	0.170 in
r - Cup Backface To Clear Radius2	0.130 in
da - Cone Frontface Backing Diameter	2.83 in
db - Cone Backface Backing Diameter	3.15 in
Da - Cup Frontface Backing Diameter	5.00 in
Ab - Cage-Cone Frontface Clearance	0.05 in
Aa - Cage-Cone Backface Clearance	0.13 in
a - Effective Center Location3	-0.76 in
C90 - Dynamic Radial Rating (90 million revolutions)4	18700 lbf
C1 - Dynamic Radial Rating (1 million revolutions)5	72300 lbf
C0 - Static Radial Rating	90900 lbf
Ca90 - Dynamic Thrust Rating (90 million revolutions)6	10400 lbf
K - Factor7	1.8
e - ISO Factor8	0.32
Y - ISO Factor9	1.85
G1 - Heat Generation Factor (Roller-Raceway)10	124
G2 - Heat Generation Factor (Rib-Roller End)	22.4
Cg - Geometry Factor11	0.0827

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