Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF 709 ACD/P4A

709 ACD/P4A

Dimensions

d		9	mm
D		24	mm
B		7	mm
d₁		14.1	mm
d₂		14.1	mm
D₁		18.9	mm
r_1,2	min.	0.3	mm
r_3,4	min.	0.2	mm
a		7.4	mm

Abutment dimensions

d_a	min.	11	mm
d_b	min.	11	mm
D_a	max.	22	mm
D_b	max.	22.6	mm
r_a	max.	0.3	mm
r_b	max.	0.2	mm
d_n		15.1	mm

Calculation data

Basic dynamic load rating	C	3.45	kN
Basic static load rating	C₀	1.53	kN
Fatigue load limit	P_u	0.064	kN
Attainable speed for grease lubrication		75000	r/min
Attainable speed for oil-air lubrication		110000	r/min
Ball diameter	D_w	3.969	mm
Number of balls	z	10
Reference grease quantity	G_ref	0.18	cm³
Preload and stiffness (back-to-back, face-to-face)
Preload class A	G_A	20	N
Static axial stiffness, preload class A		30	N/µm
Preload class B	G_B	40	N
Static axial stiffness, preload class B		39	N/µm
Preload class C	G_C	80	N
Static axial stiffness, preload class C		51	N/µm
Preload class D	G_D	160	N
Static axial stiffness, preload class D		68	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
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

0.015

Model Number: 709 ACD/P4A
Inner Diameter：9mm Outer Diameter：24mm 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：2026-04-16
Application:machining,extruder,Medical equipment,transportation equipment,internal combustion engine,auto tools,security equipment,Storage Tool,Vertical machining,sheet industry,set bacteria instrument
Similar models:709 ACD/HCP4AH 7096 AM PRM 323709.8 7096 BM 709 CE/P4AH 709 CD/HCP4A PCM 070910 E WBB1-8709 PCMF 151709 E 7092 AM
BEARING POWER International Trading Co.,Ltd. specialize in 709ACD/P4A products，there is large inventory of SKF 709 ACD/P4A Angular contact ball bearings, super-precision. We has been built up long-term cooperation with SKF company, could make a bulk order of the 709 ACD/P4A Which SKF 709ACD/P4A 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
17726	44.45	80.11	7.95	Seals
4000561	1016	1066.8	22.23	Seals
51315	75	135	44	Bearings, units and housings
6002/HC5C3	15	32	9	Bearings, units and housings
7009 ACB/P4AL	45	75	16	Bearings, units and housings
71900 ACD/P4A	10	22	6	Bearings, units and housings
71920 CD/P4AH1	100	140	20	Bearings, units and housings
FYR 1 3/4-3	44.45	-	-	Bearings, units and housings
N 28/630 ECMB/HB1	630	780	88	Bearings, units and housings
SAFS 22522	100.0125	-	-	Bearings, units and housings
SYNT 70 LTS	70	-	-	Bearings, units and housings
SYR 2 1/2 N-118	63.5	-	-	Bearings, units and housings

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Hot number： 1726207-2RS1 22411 23277 42x62x8 HMS5 RG 6004-2Z 718/500 AGMB FSAF 22518 x 3.1/4 TLC NJ 2210 ECJ K 81106 TN MB 48 NJ 2312 ECP SAF 22628 x 4.7/8 RLS 6-2RS1 SILQG 125 ES SYR 2 1/2