Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF 71806 ACD/P4

71806 ACD/P4

Dimensions

d		30	mm
D		42	mm
B		7	mm
d₁		34.1	mm
d₂		34.1	mm
D₁		38.1	mm
r_1,2	min.	0.3	mm
r_3,4	min.	0.15	mm
a		11.9	mm

Abutment dimensions

d_a	min.	32	mm
d_b	min.	32	mm
D_a	max.	40	mm
D_b	max.	41.2	mm
r_a	max.	0.3	mm
r_b	max.	0.15	mm
d_n		34.5	mm

Calculation data

Basic dynamic load rating	C	4.16	kN
Basic static load rating	C₀	3.55	kN
Fatigue load limit	P_u	0.15	kN
Attainable speed for grease lubrication		28000	r/min
Attainable speed for oil-air lubrication		45000	r/min
Ball diameter	D_w	3.175	mm
Number of balls	z	23
Reference grease quantity	G_ref	0.24	cm³
Preload and stiffness (back-to-back, face-to-face)
Preload class A	G_A	37	N
Static axial stiffness, preload class A		69	N/µm
Preload class B	G_B	110	N
Static axial stiffness, preload class B		106	N/µm
Preload class C	G_C	220	N
Static axial stiffness, preload class C		144	N/µm
Calculation factors
Calculation factor	f	1.14
Calculation factor	f₁	0.97
Calculation factor	f_2A	1
Calculation factor	f_2B	1.08
Calculation factor	f_2C	1.15
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

0.026

Model Number: 71806 ACD/P4
Inner Diameter：30mm Outer Diameter：42mm 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:Processing machinery,Vacuum generator,Vertical machining,screen filter,EEG,medical equipment,medical Equipment,cleaning agent,office equipment,Special Equipment,sawing machine
Similar models:71806 CD/HCP4 71806 ACD/P4 71806 ACD/HCP4 71806 CD/P4
BEARING POWER International Trading Co.,Ltd. specialize in 71806ACD/P4 products，there is large inventory of SKF 71806 ACD/P4 Angular contact ball bearings, super-precision. We has been built up long-term cooperation with SKF company, could make a bulk order of the 71806 ACD/P4 Which SKF 71806ACD/P4 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
1550 VRME R	1467	-	-	Seals
17341	44.45	62	6.35	Seals
230/750 CA/W33	750	1090	250	Bearings, units and housings
311-2Z	55	120	29	Bearings, units and housings
FYNT 35 F	35	-	-	Bearings, units and housings
C 39/710 M	710	950	180	Bearings, units and housings
GEZ 300 ES-2RS	76.2	120.65	66.675	Bearings, units and housings
GS 81224	120	170	12	Bearings, units and housings
KMK 1	9	-	12	Bearings, units and housings
PCMF 353916 E	35	39	16	Bearings, units and housings
SAF 22611 T	49.2125	-	-	Bearings, units and housings
T7FC 060T80/DTC15	60	125	80	Bearings, units and housings

Purchase the SKF 71806 ACD/P4 Please fill in the following

Hot number： 27576 32230 405000 412002 417000 6024 MA 81152 M 9701 AS 80105 KD21-805 OH 31/800 HE P 47 R-15 FM SAFS 23044 KAT x 7.15/16 T7FC 075 W 618/9