313811 KOYO Four-row cylindrical roller bearings
Brand Name:KOYO
Model Number:313811
Series:365
Cone Part Number:365A
Cup Part Number:363DC
Design Units:Imperial
Bearing Weight:3.14 lb
Cage Type:Stamped Steel
Ab - Cage-Cone Frontface Clearance:0.07 in
d:1.6250 in
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Product Details

Series365
Cone Part Number365A
Cup Part Number363DC
Design UnitsImperial
Bearing Weight3.14 lb
Cage TypeStamped Steel
Ab - Cage-Cone Frontface Clearance0.07 in
d1.6250 in
D3.5433 in
B - Cone Width0.8750 in
C - Double Cup Width1.6563 in
T - Bearing Width across Cones1.9688 in
R - Cone Backface To Clear Radius10.14 in
r - Cup Frontface To Clear Radius20.03 in
db - Cone Backface Backing Diameter2.17 in
Da - Cup Frontface Backing Diameter3.34 in
Aa - Cage-Cone Backface Clearance0 in
C90 - Dynamic Radial Rating (One-Row, 90 million revolutions)35930 lbf
C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)439900 lbf
C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)510300 lbf
Ca90 - Dynamic Thrust Rating (90 million revolutions)63250 lbf
K - Factor71.83
e - ISO Factor80.32
Y1 - ISO Factor92.11
Y2 - ISO Factor103.14
G1 - Heat Generation Factor (Roller-Raceway)1133.8
G2 - Heat Generation Factor (Rib-Roller End)14
Cg - Geometry Factor120.0773
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Company Profile

FGDB Pump Machinery Equipment Co., Ltd.
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