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Technical Parameters:
Product Designations:
HCB7218-E-T-P4S
Structure:
Machine tool main spindle bearing
Inside Diameter:
90 mm
Outside Diameter:
160 mm
Thickness:
30 mm
Brand:
JHB or OEM Required
Precision Rating:
P2, P4, P5
Bearing Material:
GCr15SiMn GCr15,Chrome Steel
Seals Type:
open or sealed
Description: Machine tool main spindle bearing
Type: HCB7218-E-T-P4S bearing Machine tool main spindle bearing
Dimension: 90x160x30mm/Metic
ID(inner diameter)/Bore:90 mm
OD(outer diameter):160mm
Width/Height/thickness:30 mm
Quantity: One Bearing
The Number or roller: One
Lubrication: Oil or Grease
The forging material:GCr15SiMn GCr15, Chrome steel
The cage type: Laminated fabric
The package: standard export wooden case or carton boxes.
|
Basic Dimensions(mm) |
Bearing Designations |
Precision Rating |
basic load rating(KN) |
Limiting Speed (r/min) |
Weight (KGS) |
||||
|
d |
D |
B |
Cr |
Cor |
Grease |
oil |
|
||
|
90 |
160 |
30 |
HCB7218-E-T-P4S |
P4 |
80 |
70 |
9000 |
15000 |
1.9 |
FAG HCB7218-E-T-P4Sbearing is super precision ball bearing for main spindle, it's particularly suitable for supporting high axial forces, offering even more precise machining results and higher cutting performance for the application. We had a lot of bearing in our warehouse, if we have no stock, the manufacture time:5-10 days.
The Bearing inner ring and outer ring forging material:GCr15SiMn ,GCr15, Chrome steel
The Inner ring and outer ring hardness: 58-62HRC
The manufacture process including: Lathe process, Heat treatment process, Grinding process, Assembly process and final inspect process and on on.
FAG HCB7218-E-T-P4S bearing Machine tool main spindle bearing
B:Standard steel balls.
HCB:Hybrid standard ceramic balls.
XCB:Cronidur standard ceramic balls.
RS:High speed bearing steel balls
HCRS:High speed bearing ceramic balls
HS:Bearing with small balls steel balls
HSS:Bearing with small balls ceramic balls
HC:Bearing with small balls ceramic balls
HCS:Bearing with small balls ceramic balls
XC: Cronidur bearing with small balls ceramic ball
XCS:Cronidur bearing with small ceramic balls sealed
Dimension series: 719 Light series, 70 Medium series,72 Heavy series
FAG HCB7218-E-T-P4S bearing Machine tool main spindle bearing
Preload:
L:Light, M: Moderate, H:Heavy.
Bearing arrangement:
U: Individual bearing, suitable for any arrangement,
DU :Duplex set, universal bearings
TU:Triplex set,universal bearing
QY:Quadruplex set,universal bearing
PU:Quintuplex set,universal bearing
P4S:FAG Standard better than P4 to DIN620
P4S-KS:Restricted diameter tolerance compare to P4S
T: Laminated fabric guidance on outer ring
2RSD Sealed on both sides and greased
CDLR:Direct lubrication 15°
DDLR: annular grooves 20°
EDLR: With O rings 25°
C:15° D 20° E 25°
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