Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF 708 ACD/HCP4AH

708 ACD/HCP4AH

Dimensions

d		8	mm
D		22	mm
B		7	mm
d₁		12.6	mm
d₂		12.6	mm
D₁		17.4	mm
K		0.5	mm
C₁		4.25	mm
r_1,2	min.	0.3	mm
r_3,4	min.	0.2	mm
a		7	mm

Abutment dimensions

d_a	min.	10	mm
d_b	min.	10	mm
D_a	max.	20	mm
D_b	max.	20.6	mm
r_a	max.	0.3	mm
r_b	max.	0.2	mm
d_n		13.6	mm

Calculation data

Basic dynamic load rating	C	3.19	kN
Basic static load rating	C₀	1.34	kN
Fatigue load limit	P_u	0.056	kN
Attainable speed for grease lubrication		95000	r/min
Attainable speed for oil-air lubrication		150000	r/min
Ball diameter	D_w	3.969	mm
Number of balls	z	9
Reference grease quantity	G_ref	0.15	cm³
Preload and stiffness (back-to-back, face-to-face)
Preload class A	G_A	20	N
Static axial stiffness, preload class A		32	N/µm
Preload class B	G_B	40	N
Static axial stiffness, preload class B		41	N/µm
Preload class C	G_C	80	N
Static axial stiffness, preload class C		53	N/µm
Preload class D	G_D	160	N
Static axial stiffness, preload class D		71	N/µm
Calculation factors
Calculation factor	f	1.02
Calculation factor	f₁	0.99
Calculation factor	f_2A	1
Calculation factor	f_2B	1.02
Calculation factor	f_2C	1.05
Calculation factor	f_2D	1.08
Calculation factor	f_HC	1.02
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

0.011

Model Number: 708 ACD/HCP4AH
Inner Diameter：8mm Outer Diameter：22mm Width：7mm
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:stamping die,other lathe,rock drilling machinery,Technical Equipment,packaging machinery,dynamic blood pressure,motorcycle,Generator,Cleaning equipment,electrostatic protection,spring industry
Similar models:708 CD/P4A 708 CE/HCP4A 708 ACE/P4AH 708 ACE/P4A PSM 040708 A51 708 ACD/P4AH PCZ 0708 E PSM 708060 A51 708 ACD/HCP4AH 7080 BM
BEARING POWER International Trading Co.,Ltd. specialize in 708ACD/HCP4AH products，there is large inventory of SKF 708 ACD/HCP4AH Angular contact ball bearings, super-precision. We has been built up long-term cooperation with SKF company, could make a bulk order of the 708 ACD/HCP4AH Which SKF 708ACD/HCP4AH 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
13 VA R	11.7	-	-	Seals
2308 EKTN9	40	90	33	Bearings, units and housings
4340	11.125	25.37	6.35	Seals
7022 ACB/HCP4A	110	170	28	Bearings, units and housings
GE 100 ES	100	150	55	Bearings, units and housings
NJ 320 ECP	100	215	47	Bearings, units and housings
NCF 2972 CV	360	480	72	Bearings, units and housings
NU 1022 M	110	170	28	Bearings, units and housings
PCZ 3036 E	47.625	52.3875	57.15	Bearings, units and housings
SALKAC 20 M	20	-	25	Bearings, units and housings
SNL 218	90	-	-	Bearings, units and housings
YAR 210-115-2FW/VA201	49.213	90	51.6	Bearings, units and housings

Purchase the SKF 708 ACD/HCP4AH Please fill in the following

Hot number： 11673 2309 EM 23x40x10 HMS5 RG 37341 58x80x8 CRW1 V 6012-2RS1 6219-2Z/VA228 6317 7012 CE/P4AH1 GE 220 ES-2RS HK 2016.2RS NK 73/25 PCM 30030550 E RNU 2212 ECP W 634