Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF 71830 ACD/P4

71830 ACD/P4

Dimensions

d		150	mm
D		190	mm
B		20	mm
d₁		163.35	mm
d₂		163.35	mm
D₁		176.7	mm
r_1,2	min.	1.1	mm
r_3,4	min.	0.6	mm
a		49.7	mm

Abutment dimensions

d_a	min.	156	mm
d_b	min.	156	mm
D_a	max.	184	mm
D_b	max.	186.8	mm
r_a	max.	1	mm
r_b	max.	0.6	mm
d_n		165.6	mm

Calculation data

Basic dynamic load rating	C	48.8	kN
Basic static load rating	C₀	68	kN
Fatigue load limit	P_u	2.2	kN
Attainable speed for grease lubrication		5300	r/min
Attainable speed for oil-air lubrication		8500	r/min
Ball diameter	D_w	11.112	mm
Number of balls	z	35
Reference grease quantity	G_ref	13	cm³
Preload and stiffness (back-to-back, face-to-face)
Preload class A	G_A	430	N
Static axial stiffness, preload class A		323	N/µm
Preload class B	G_B	1300	N
Static axial stiffness, preload class B		512	N/µm
Preload class C	G_C	2590	N
Static axial stiffness, preload class C		702	N/µm
Calculation factors
Calculation factor	f	1.37
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

1.1

Model Number: 71830 ACD/P4
Inner Diameter：150mm Outer Diameter：190mm Width：20mm
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：2026-04-19
Application:storage and transportation equipment,Anti-defibrillation pacing,gear grinding machine,Digital Generator,instrument,bio-chemical,marine analysis and testing equipment,spectrometer,van,sanitation facilities,Dental Drill etc
Similar models:71830 ACD/HCP4 71830 ACD/P4 71830 CD/P4 71830 CD/HCP4
BEARING POWER International Trading Co.,Ltd. specialize in 71830ACD/P4 products，there is large inventory of SKF 71830 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 71830 ACD/P4 Which SKF 71830ACD/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
7014 ACD/P4AH1	70	110	20	Bearings, units and housings
709 ACD/HCP4AH	9	24	7	Bearings, units and housings
99340	88.392	97.409	23.0124	Seals
TQO design	280	406.4	-	Bearings, units and housings
BT4B 331372/HA4	1003.3	1358.9	-	Bearings, units and housings
FY 25 TF	25	-	-	Bearings, units and housings
K 81105 TN	25	42		Bearings, units and housings
KMFE 15	16	-	75	Bearings, units and housings
PCM 180185100 E	180	185	100	Bearings, units and housings
SAF 1622 x 3.7/8	98.425	-	-	Bearings, units and housings
SAF 1622 x 4 T	101.6	-	-	Bearings, units and housings
SNW 28x4.15/16	125.4125	140	100.8634	Bearings, units and housings

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