Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF S71909 CB/P4A

S71909 CB/P4A

Dimensions

d		45	mm
D		68	mm
B		12	mm
d₁		53.45	mm
d₂		52.4	mm
D₂		61.8	mm
r_1,2	min.	0.6	mm
r_3,4	min.	0.3	mm
a		16.1	mm

Abutment dimensions

d_a	min.	48.2	mm
d_a	max.	52.9	mm
d_b	min.	48.2	mm
d_b	max.	51.8	mm
D_a	max.	64.8	mm
D_b	max.	66	mm
r_a	max.	0.6	mm
r_b	max.	0.3	mm

Calculation data

Basic dynamic load rating	C	9.95	kN
Basic static load rating	C₀	9.65	kN
Fatigue load limit	P_u	0.245	kN
Attainable speed for grease lubrication		28000	r/min
Ball diameter	D_w	4.762	mm
Number of balls	z	27
Preload and stiffness (back-to-back, face-to-face)
Preload class A	G_A	24	N
Static axial stiffness, preload class A		28	N/µm
Preload class B	G_B	48	N
Static axial stiffness, preload class B		37	N/µm
Preload class C	G_C	145	N
Static axial stiffness, preload class C		60	N/µm
Calculation factors
Calculation factor	f	1.08
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

0.14

Model Number: S71909 CB/P4A
Inner Diameter：45mm Outer Diameter：68mm Width：12mm
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：2026-04-16
Application:Industrial equipment,packing equipment,pneumatic,rock drilling machinery,Handling machinery and various industrial machinery,Blood coagulation reagent,scientific instruments,Solenoid Valves,Cleaning equipment,coupling type,vacuum filter
Similar models:71909 ACE/P4AL 71909 CB/P4AL 71909 CE/P4AH1 71909 ACE/HCP4A 71909 ACE/P4AH1 S71909 ACE/P4A 71909 CB/HCP4AL S71909 ACB/P4A 71909 CD/HCP4A 71909 CD/P4A
BEARING POWER International Trading Co.,Ltd. specialize in S71909CB/P4A products，there is large inventory of SKF S71909 CB/P4A Angular contact ball bearings, super-precision. We has been built up long-term cooperation with SKF company, could make a bulk order of the S71909 CB/P4A Which SKF S71909CB/P4A is the most authentic, must choose BEARING POWER, what a whole variety, reasonable price, guaranteed quality, prompt delivery via Global express. Any inquiry, never hesitate to E-mail or call +86-022-58519721 to contact us.

Model No.	Inner Diameter	Outer Diameter	Width	Type
20x52x7 CRW1 P	20	52	7	Seals
2201 E-2RS1TN9	12	32	14	Bearings, units and housings
23725	60.325	85.09	6.35	Seals
2470	6.35	14.27	4.78	Seals
61980 MA	400	540	65	Bearings, units and housings
7022 CB/P4A	110	170	28	Bearings, units and housings
91350	-	-	44	Seals
9308	23.8252	41.25	6.35	Seals
FYTWK 1.1/2 LTHR	38.1	-	-	Bearings, units and housings
GS 89424	120	250	26	Bearings, units and housings
NX 10	10	19	18	Bearings, units and housings
SAF 22515 x 2.1/2 T	63.5	-	-	Bearings, units and housings

Purchase the SKF S71909 CB/P4A Please fill in the following

Hot number： 1226 KM + H 3026 23280 CAK/W33 52210 6205-RSL 7017 ACD/P4A GE 35 ESX-2LS HA 3032 NJ 2209 ECP KMFE 30 LS 2035 S7204 ACD/HCP4A SAFS 23048 KAT x 8.7/16 SAKAC 25 M SNP 3280x15 W 618/5