Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF 719/8 CE/P4A

719/8 CE/P4A

Dimensions

d		8	mm
D		19	mm
B		6	mm
d₁		11.3	mm
d₂		10.76	mm
D₁		15.7	mm
r_1,2	min.	0.3	mm
r_3,4	min.	0.15	mm
a		5	mm

Abutment dimensions

d_a	min.	10	mm
d_b	min.	10	mm
D_a	max.	17	mm
D_b	max.	18.2	mm
r_a	max.	0.3	mm
r_b	max.	0.15	mm
d_n		12.2	mm

Calculation data

Basic dynamic load rating	C	1.74	kN
Basic static load rating	C₀	0.63	kN
Fatigue load limit	P_u	0.027	kN
Attainable speed for grease lubrication		120000	r/min
Attainable speed for oil-air lubrication		185000	r/min
Ball diameter	D_w	3.175	mm
Number of balls	z	9
Reference grease quantity	G_ref	0.09	cm³
Preload and stiffness (back-to-back, face-to-face)
Preload class A	G_A	9	N
Static axial stiffness, preload class A		8	N/µm
Preload class B	G_B	27	N
Static axial stiffness, preload class B		13	N/µm
Preload class C	G_C	55	N
Static axial stiffness, preload class C		18	N/µm
Calculation factors
Calculation factor	f	1.02
Calculation factor	f₁	1
Calculation factor	f_2A	1
Calculation factor	f_2B	1.04
Calculation factor	f_2C	1.08
Calculation factor	f_HC	1
Calculation factor	f₀	7.2

Mass

Mass bearing

0.007

Model Number: 719/8 CE/P4A
Inner Diameter：8mm Outer Diameter：19mm Width：6mm
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:extruder,equipment,air conditioning tools,stamping die,Medium and large motor,mobile toilet,Grinding and polishing equipment,Ball screw,Vacuum generator,Embroidery,machine tool spindle
Similar models:719/530 ACM S71915 CD/P4A S71904 ACE/P4A S71914 ACE/HCP4A S71913 CB/P4A 71915 ACE/P4AL 71917 CD/HCP4A 71911 ACE/P4AH1 71922 ACD/HCP4AH1 71904 CD/HCP4A
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Model No.	Inner Diameter	Outer Diameter	Width	Type
23646	60.325	79.38	9.53	Seals
30125	76.2	126.97	11.13	Seals
38x62x10 HMSA10 V	38	62	10	Seals
525737	444.5	-	-	Seals
BC2B 322217	360	500	125	Bearings, units and housings
BD-C 2211 KTN9-AHX 311	50	100	25	Bearings, units and housings
FYC 504	-	-	-	Bearings, units and housings
GRA 3014	70	95	30	Bearings, units and housings
HE 318	82.55	90	65	Bearings, units and housings
MBL 34	170	211	-	Bearings, units and housings
SAF 22624 x 4 T	101.6	-	-	Bearings, units and housings
SYE 2 15/16-18	74.6125	-	-	Bearings, units and housings

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Hot number： 100 VS V 34x52x10 CRS1 R 4308 ATN9 471801 55x85x8 HMS5 V 55x90x8 HMSA10 V 7011 CE/P4A 7450 FY 60 WF NNU 4930 B/SPW33 OH 39/800 H PCMF 252821.5 E SAFS 22520 x 3.5/16 T SI 17 C SILKB 5 F