SKF S7007 CB/HCP4A Angular contact ball bearings, super-precision

SKF S7007 CB/HCP4A Angular contact ball bearings, super-precision
Angular contact ball bearings, super-precision

Tolerances: P4A, P4, PA9A, P2, Chamfer dimensionsRecommended shaft and housing fits: shafts, housingsValues for ISO tolerance classes: shafts, housingsSpeed dependent initial grease fill →Initial grease fillClamping and fitting forces: D design, E design, B design

Designation suffixes H, H1, L and L1identify variants for direct oil-air lubrication(→Variants).

d		35	mm
D		62	mm
B		14	mm
d1		45.45	mm
d2		44.34	mm
D2		53.38	mm
r1,2	min.	1	mm
r3,4	min.	0.6	mm
a		13.6	mm

Abutment dimensions

da	min.	39.6	mm
da	max.	44.9	mm
db	min.	39.6	mm
db	max.	43.7	mm
Da	max.	57.4	mm
Db	max.	58.8	mm
ra	max.	1	mm
rb	max.	0.6	mm

Calculation data

Basic dynamic load rating	C		9.36	kN
Basic static load rating	C0		8.3	kN
Fatigue load limit	Pu		0.204	kN
Attainable speed for grease lubrication			38000	r/min
Ball diameter	Dw		4.762	mm
Number of balls	z		23
Preload and stiffness (back-to-back, face-to-face)
Preload class A	GA		23	N
Static axial stiffness, preload class A			28	N/µm
Preload class B	GB		46	N
Static axial stiffness, preload class B			36	N/µm
Preload class C	GC		140	N
Static axial stiffness, preload class C			58	N/µm
Calculation factors
Calculation factor	f		1.04
Calculation factor	f1		1
Calculation factor	f2A		1
Calculation factor	f2B		1.02
Calculation factor	f2C		1.05
Calculation factor	fHC		1.01
Calculation factor	f0		9.6

Mass

Mass bearing

0.16

kg

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