7024 ACB/P4AL - High precision angular contact ball bearing - Precision ball bearing

Product model	7024 ACB/P4AL
d	120 mm
D	180 mm
B	28 mm
Limiting speed	13000 r/min
d1	143.2mm
d2	140.8mm
D2	161.9mm
Width of lubricating groove (b)	2.2mm
C1	15.1mm
Distance from the side of the outer ring to the O-ring(C2)	6.3mm
Distance from the side of the outer ring to the O-ring(C3)	4.3mm
r1,2	min.2mm
r3,4	min.1mm
a	49.2mm
da	min.129mm
db	min.129mm
Da	max.171mm
Db	max.175.4mm
Fillet radius(ra)	max.2mm
Fillet radius(rb)	max.1mm
Pu	1.27kN
Oil and gas lubrication can reach the speed	8500r/min
Contact angle(α)	25°
Ball diameter(Dw)	11.112mm
The number of pages(z)	33
Reference grease quantity(Gref)	23.69cm³
Preload level A(GA)	220N
Static axial stiffness of preload level A	197N/µm
Preload class B(GB)	440N
Static axial stiffness of preload class B	252N/µm
Preload level C(GC)	1320N
Static axial stiffness of preload level C	379N/µm
Correction factor depends on bearing series and size (f)	1.08
The correction factor depends on the contact angle(f1)	0.99
Correction factor, preload class A(f2A)	1
Correction factor, preload class B(f2B)	1.01
Correction factor, preload class C(f2C)	1.04
Correction factor of hybrid ceramic bearing(fHC)	1
Limit value (e)	0.68
Axial load factor (single shaft, tandem shaft)(Y2)	0.87
Axial load factor (single shaft, tandem shaft)(Y0)	0.38
Axial load factor (single shaft, tandem shaft)(X2)	0.41
Axial load factor (back to back, face to face) (Y1)	0.92
Axial load factor (back to back, face to face) (Y2)	1.41
Axial load factor (back to back, face to face) (Y0)	0.76
Radial load factor (back to back, face to face) (X2)	0.67
Weight	2.35kg

7024 ACB/P4AL / High precision angular contact ball bearing / Precision ball bearing