Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF S71910 CE/HCP4A

S71910 CE/HCP4A

Dimensions

d		50	mm
D		72	mm
B		12	mm
d₁		56.7	mm
d₂		54.9	mm
D₂		67.7	mm
r_1,2	min.	0.6	mm
r_3,4	min.	0.3	mm
a		14.7	mm

Abutment dimensions

d_a	min.	53.2	mm
d_a	max.	56.1	mm
d_b	min.	52	mm
d_b	max.	54.5	mm
D_a	max.	68.8	mm
D_b	max.	70	mm
r_a	max.	0.6	mm
r_b	max.	0.3	mm

Calculation data

Basic dynamic load rating	C	12.7	kN
Basic static load rating	C₀	8.65	kN
Fatigue load limit	P_u	0.365	kN
Attainable speed for grease lubrication		32000	r/min
Ball diameter	D_w	7.144	mm
Number of balls	z	21
Preload and stiffness (back-to-back, face-to-face)
Preload class A	G_A	69	N
Static axial stiffness, preload class A		42	N/µm
Preload class B	G_B	210	N
Static axial stiffness, preload class B		68	N/µm
Preload class C	G_C	410	N
Static axial stiffness, preload class C		92	N/µm
Calculation factors
Calculation factor	f	1.15
Calculation factor	f₁	1
Calculation factor	f_2A	1
Calculation factor	f_2B	1.05
Calculation factor	f_2C	1.09
Calculation factor	f_HC	1.01
Calculation factor	f₀	8.4

Mass

Mass bearing

0.11

Model Number: S71910 CE/HCP4A
Inner Diameter：50mm Outer Diameter：72mm 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:instrument,gear type,relay,magnetic elements,oral medical device,expectoration machine,car,packing equipment,food add,small diesel generators,Energy saving energy saving energy saving energy saving energy saving energy saving energy saving energy saving energy saving energy saving energy saving
Similar models:S71910 ACD/HCP4A 71910 CE/HCP4A 71910 CE/P4A S71910 ACE/P4A 71910 CE/P4AH1 71910 ACD/P4A 71910 ACE/P4AH1 S71910 CE/HCP4A 71910 ACB/P4AL 71910 CB/P4AL
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140 VS R	126	-	-	Seals
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593037	355.6	-	-	Seals
BB1B 363297	970	1125	75	Bearings, units and housings
FY 55 TR	55	-	-	Bearings, units and housings
GE 30 ES-2LS	30	47	18	Bearings, units and housings
NUH 2330 ECMH	150	320	108	Bearings, units and housings
SIKB 20 F	20	-	25	Bearings, units and housings
SSAFS 22517 x 3	76.2	-	-	Bearings, units and housings

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Hot number： 25561 315523 51328 M 6010-2RS1 7005 ACE/P4AL1 AH 3136 G BT4B 328203/HA1 D/W R166 FYR 1 15/16 KMTA 28 N 315 ECP OKCS 330 PSMF 101616 A51 S7015 CD/HCP4A SIKAC 30 M