680KV8751 NSK Four-Row Tapered Roller Bearing

How LM12749 Cone Part Number do you find the 680KV8751 NSK Four-Row Tapered Roller Bearing specification? Manufacturers Online China Abec 5 Bearings Supplier Free check! 1.02 in da - Cone Frontface Backing Diameter

Brand Name:NSK
Model Number:680KV8751
Cone Part Number:LM12749
C90 - Dynamic Radial Rating (90 million revolutions)5:2250 lbf
da - Cone Frontface Backing Diameter:1.02 in
Ca90 - Dynamic Thrust Rating (90 million revolutions)7:1180 lbf
a - Effective Center Location4:-0.21 in
C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)2:3920 lbf
Cage Type:Stamped Steel
C1 - Dynamic Radial Rating (1 million revolutions)6:8680 lbf

Product Details

Cone Part NumberLM12749
C90 - Dynamic Radial Rating (90 million revolutions)52250 lbf
da - Cone Frontface Backing Diameter1.02 in
Ca90 - Dynamic Thrust Rating (90 million revolutions)71180 lbf
a - Effective Center Location4-0.21 in
C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)23920 lbf
Cage TypeStamped Steel
C1 - Dynamic Radial Rating (1 million revolutions)68680 lbf
G2 - Heat Generation Factor (Rib-Roller End)6.98
K - Factor81.91
R - Cone Backface To Clear Radius30.050 in
G1 - Heat Generation Factor (Roller-Raceway)8.2
Design UnitsImperial
db - Cone Backface Backing Diameter1.08 in
Ab - Cage-Cone Frontface Clearance0.04 in
B - Cone Width0.6550 in
d0.8656 in
Aa - Cage-Cone Backface Clearance0.01 in
C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)115100 lbf
C0 - Static Radial Rating7930 lbf
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