Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF S71909 ACB/HCP4A

S71909 ACB/HCP4A

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		22.1	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	9.56	kN
Basic static load rating	C₀	9	kN
Fatigue load limit	P_u	0.232	kN
Attainable speed for grease lubrication		30000	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	41	N
Static axial stiffness, preload class A		82	N/µm
Preload class B	G_B	82	N
Static axial stiffness, preload class B		107	N/µm
Preload class C	G_C	245	N
Static axial stiffness, preload class C		159	N/µm
Calculation factors
Calculation factor	f	1.08
Calculation factor	f₁	0.99
Calculation factor	f_2A	1
Calculation factor	f_2B	1.02
Calculation factor	f_2C	1.08
Calculation factor	f_HC	1.01
Calculation factor	e	0.68
Calculation factor (single, tandem)	Y₂	0.87
Calculation factor (single, tandem)	Y₀	0.38
Calculation factor (single, tandem)	X₂	0.41
Calculation factor (back-to-back, face-to-face)	Y₁	0.92
Calculation factor (back-to-back, face-to-face)	Y₂	1.41
Calculation factor (back-to-back, face-to-face)	Y₀	0.76
Calculation factor (back-to-back, face-to-face)	X₂	0.67

Mass

Mass bearing

0.13

Model Number: S71909 ACB/HCP4A
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：2025-12-09
Application:atomizer class,static control,Other machinery,food / grain / food equipment,van,Anesthetic Equipment,garden machinery,miscellaneous instruments,blood cell reagent,labor insurance,squeeze machine etc
Similar models:71909 ACE/HCP4AL 71909 CB/HCP4A 71909 ACD/HCP4A 71909 CD/P4A S71909 ACE/P4A S71909 CD/P4A 71909 CE/P4AL 71909 CB/HCP4AL 71909 ACB/P4AL 71909 ACE/P4AH1
BEARING POWER International Trading Co.,Ltd. specialize in S71909ACB/HCP4A products，there is large inventory of SKF S71909 ACB/HCP4A 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 ACB/HCP4A Which SKF S71909ACB/HCP4A 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.

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62206-2RS1	30	62	20	Bearings, units and housings
C 31/630 MB	630	1030	315	Bearings, units and housings
H 208	35	40	31	Bearings, units and housings
H 3126	115	165	92	Bearings, units and housings
NJ 316 ECP	80	170	39	Bearings, units and housings
NKX 60	60	72	40	Bearings, units and housings
QJ 1988 N2MA	440	600	74	Bearings, units and housings
S71910 CB/P4A	50	72	12	Bearings, units and housings
TUWK 1.1/4 LTA	31.75	-	-	Bearings, units and housings
Z 002 F	15	-	4	Seals

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Hot number： 2218 52x63x8 HMSA10 V 609/630 MB 61816 61948 MA 85931 99620 K 81132 TN NCF 2334 ECJB/PEX SAF 22340 T SAF 22522 SAF 22611-210 SAF 23052 KAT x 9.1/2 SY 1.5/16 TF YAR 206-103-2FW/VA201