Bearing 6321 AST -

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NACHI PZS Series Hydraulic Piston Pumps Origin Japan

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Series:555
Cone Part Number:559
Cup Part Number:552DC
Design Units:Imperial
Bearing Weight:8.91 lb
Cage Type:Stamped Steel
Ab - Cage-Cone Frontface Clearance:0.08 in
d:2.5000 in
D:4.8750 in
B - Cone Width:1.4440 in
C - Double Cup Width:2.5 in
T - Bearing Width across Cones:3.1249 in
R - Cone Backface To Clear Radius1:0.14 in
r - Cup Frontface To Clear Radius2:0.06 in
db - Cone Backface Backing Diameter:3.19 in
Da - Cup Frontface Backing Diameter:4.56 in
Aa - Cage-Cone Backface Clearance:0.07 in
C90 - Dynamic Radial Rating (One-Row, 90 million revolutions)3:13200 lbf
C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)4:88500 lbf
C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)5:22900 lbf
Ca90 - Dynamic Thrust Rating (90 million revolutions)6:7810 lbf
K - Factor7:1.69
e - ISO Factor8:0.35
Y1 - ISO Factor9:1.95
Y2 - ISO Factor10:2.9
G1 - Heat Generation Factor (Roller-Raceway)11:91
G2 - Heat Generation Factor (Rib-Roller End):21.1
Cg - Geometry Factor12:0.111

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NACHI PZS Series Hydraulic Piston Pumps Origin Japan

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