HCM71909-CDLR-T-P4S-UL-XL FAG Super Precision Angular Contact Spindle Bearing
Part Number HCM71909-CDLR-T-P4S-UL-XL
Brand: LILY Brand: LILY
Equivalent: FAG
System of Measurement Metric
Bearing Type Ball
Internal Design Small Balls Design
Contact Angle 17°
Lubrication Hole No
For Load Direction Combined Radial and Thrust
Construction Single Row
Seal Type Open
Bore Dia 45 mm
Bore Dia Tolerance -0.006mm to 0
Outer Dia 68 mm
Outer Dia Tolerance -0.007mm to 0
Width 12 mm
Width Tolerance -0.12mm to 0
Ring Material Chrome Steel
Ball Material Ceramic
Cage Material Laminated Fabric
Dynamic Radial Load 12.3 kN
Static Radial Load 6 kN
Max Speed (X1000 rpm) 53
Lubrication Lubricated
Temperature Range -30 °C to 100 °C
ABEC Rating P4 (ABEC-7)
ROHS Compliant
REACH Compliant
Ball Dia 4.762 mm
Ball Qty 27
Weight 110 g
Mounting Dimensions & Additional Information
Shoulder Dia Of Outer Ring 63.5 mm
Axial rigidity heavy(ca H) 76 N/µm
Axial rigidity light(ca L) 39 N/µm
Axial rigidity medium(ca M) 57 N/µm
Diameter shaft shoulder(da) 50 mm
Diameter shaft shoulder clearance(da) h12
Distance between the apexes of the pressure cones(a) 14.6 mm
Distance ring grooves(BN) 2.2 mm
Distance to lubrication hole(SN) 6.9 mm
Fatigue load limit,radial(Cur) 485 N
Liftoff force heavy(KaE H) 795 N
Liftoff force light(KaE L) 136 N
Liftoff force medium(KaE M) 368 N
Maximum recess radius(ra max) 0.6 mm
Minimum chamfer dimension(rmin) 0.6 mm
Preload force heavy(FV H) 260 N
Preload force light(FV L) 47 N
Preload force medium(FV M) 124 N
Shoulder diameter outer ring clearance(Da) H12
Width of lubricating groove(SB) 1.4 mm
Maximum recess radius(ra1 max) 0.15 mm
Minimum chamfer dimension(r1 min) 0.3 mm
Distance ring grooves(BN1) 1.7
HCM71909-CDLR-T-P4S-UL-XL FAG Super Precision Angular Contact Spindle Bearing cad drawing