Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF 71924 ACB/P4AL

71924 ACB/P4AL

Dimensions

d		120	mm
D		165	mm
B		22	mm
d₁		136.92	mm
d₂		135	mm
D₂		151.9	mm
b		2.2	mm
C₁		11.9	mm
C₂		4.5	mm
C₃		2.9	mm
r_1,2	min.	1.1	mm
r_3,4	min.	0.6	mm
a		49.2	mm

Abutment dimensions

d_a	min.	126	mm
d_b	min.	126	mm
D_a	max.	159	mm
D_b	max.	161.8	mm
r_a	max.	1	mm
r_b	max.	0.6	mm
d_n		138.2	mm

Calculation data

Basic dynamic load rating	C	33.8	kN
Basic static load rating	C₀	45	kN
Fatigue load limit	P_u	1.02	kN
Attainable speed for grease lubrication		9000	r/min
Attainable speed for oil-air lubrication		14000	r/min
Ball diameter	D_w	8.731	mm
Number of balls	z	41
Reference grease quantity	G_ref	14.01	cm³
Preload and stiffness (back-to-back, face-to-face)
Preload class A	G_A	155	N
Static axial stiffness, preload class A		188	N/µm
Preload class B	G_B	310	N
Static axial stiffness, preload class B		243	N/µm
Preload class C	G_C	930	N
Static axial stiffness, preload class C		366	N/µm
Calculation factors
Calculation factor	f	1.13
Calculation factor	f₁	0.99
Calculation factor	f_2A	1
Calculation factor	f_2B	1.02
Calculation factor	f_2C	1.07
Calculation factor	f_HC	1
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

1.27

Model Number: 71924 ACB/P4AL
Inner Diameter：120mm Outer Diameter：165mm Width：22mm
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：2021-06-03
Application:mobile toilet,Plastic molding,Textile Industry Accessories and Accessories,ultra-quiet generators,hydraulic actuator,Switch,Energy saving energy saving energy saving energy saving energy saving energy saving energy saving energy saving energy saving energy saving energy saving,sawing machine,paint paint,Control,woodworking machinery
Similar models:71924 CB/HCP4A S71924 ACD/HCP4A S71924 ACB/P4A 71924 ACB/P4AL 71924 ACB/HCP4A S71924 ACD/P4A 71924 ACD/HCP4AH1 71924 CD/HCP4A 71924 CD/HCP4AH1 71924 CD/HCP4AL
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Model No.	Inner Diameter	Outer Diameter	Width	Type
19970	50.8	76.12	9.53	Seals
32x50x8 CRW1 R	32	50	8	Seals
565 VRME R	550	-	-	Seals
BT2-8006/HA3VA901	305.07	500	-	Bearings, units and housings
FSAF 1518 x 3.1/4 TLC	82.55	-	-	Bearings, units and housings
HE 3130 L	133.35	150	111	Bearings, units and housings
N 1014 KPHA/SP	70	110	20	Bearings, units and housings
NJ 218 ECJ	90	160	30	Bearings, units and housings
NU 1016	80	125	22	Bearings, units and housings
SAF 22622 x 4 T	101.6	-	-	Bearings, units and housings
SAFS 23028 KA x 4.15/16	125.4125	-	-	Bearings, units and housings
SD 50x62x5	50	62	5	Seals

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Hot number： 16245 18892 BD-21310 EK-H 310 24892 30x47x10 HMSA10 V 65x80x8 HMSA10 V 7020 CB/P4AL GEC 380 FBAS GS 81230 OKBS 134 NU 2308 ECJ PCM 556025 M PSMF 152110 A51 S71922 ACB/P4A SY 35 FM