Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF S71907 CB/P4A

S71907 CB/P4A

Dimensions

d		35	mm
D		55	mm
B		10	mm
d₁		42.46	mm
d₂		41.56	mm
D₂		49.5	mm
r_1,2	min.	0.6	mm
r_3,4	min.	0.3	mm
a		13.6	mm

Abutment dimensions

d_a	min.	38.2	mm
d_a	max.	41.9	mm
d_b	min.	38.2	mm
d_b	max.	41	mm
D_a	max.	51.8	mm
D_b	max.	53	mm
r_a	max.	0.6	mm
r_b	max.	0.3	mm

Calculation data

Basic dynamic load rating	C	6.89	kN
Basic static load rating	C₀	6.2	kN
Fatigue load limit	P_u	0.156	kN
Attainable speed for grease lubrication		34000	r/min
Ball diameter	D_w	3.969	mm
Number of balls	z	25
Preload and stiffness (back-to-back, face-to-face)
Preload class A	G_A	17	N
Static axial stiffness, preload class A		23	N/µm
Preload class B	G_B	34	N
Static axial stiffness, preload class B		29	N/µm
Preload class C	G_C	100	N
Static axial stiffness, preload class C		47	N/µm
Calculation factors
Calculation factor	f	1.06
Calculation factor	f₁	1
Calculation factor	f_2A	1
Calculation factor	f_2B	1.02
Calculation factor	f_2C	1.07
Calculation factor	f_HC	1
Calculation factor	f₀	9.7

Mass

Mass bearing

0.081

Model Number: S71907 CB/P4A
Inner Diameter：35mm Outer Diameter：55mm Width：10mm
Reference speed:- Limiting speed:-
Type：Bearings, units and housings Super-precision bearings Angular contact ball bearings Angular contact ball bearings, super-precision
Details： Angular contact ball bearings, super-precision
Update date：2026-04-17
Application:Spectrum Products,leather processing,Optical Instruments,journal lathe,Textile Industry Accessories and Accessories,Insect Count,garden machinery,SPA equipment,Other Machine Tools,spreader series,Air
Similar models:S71907 ACE/P4A 71907 ACE/P4AL S71907 CE/HCP4A 71907 CB/HCP4A 71907 ACE/HCP4A 71907 CE/HCP4AL 71907 ACE/P4A S71907 ACD/HCP4A 71907 ACE/P4AH S71907 CD/P4A
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Model No.	Inner Diameter	Outer Diameter	Width	Type
27525	69.85	99.97	11.13	Seals
331677	580	830	-	Bearings, units and housings
470x530x25 HDS2 R	470	530	25	Seals
7320 BECBY	100	215	47	Bearings, units and housings
99843	69.85	79.375	23.8252	Seals
BT4B 334126 G/HA1VA901	300	440	-	Bearings, units and housings
FSAF 23024 KAT x 4.1/8	103.1875	-	-	Bearings, units and housings
PBMF 405025 M1G1	40	50	25	Bearings, units and housings
PRM 657040	65	70	40	Bearings, units and housings
S71906 CB/HCP4A	30	47	9	Bearings, units and housings
SNW 110x1.3/4	44.45	68.4022	60.5536	Bearings, units and housings
SSAFS 22526 x 4.1/2 TLC	114.3	-	-	Bearings, units and housings

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Hot number： 27271 418002 60880 MA 61805 6201-2RSL 6310-2RS1/HC5C3WT 7017 ACE/HCP4A BT2-8001/HA3 L 357049/010 NF 3084 ECMB NJ 2214 ECM SNL 3168 G SSAFS 22536 x 6.1/2 T WS 81144 Z 212 F