Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF 71807 ACD/HCP4

71807 ACD/HCP4

Dimensions

d		35	mm
D		47	mm
B		7	mm
d₁		39.1	mm
d₂		39.1	mm
D₁		43.1	mm
r_1,2	min.	0.3	mm
r_3,4	min.	0.15	mm
a		13.1	mm

Abutment dimensions

d_a	min.	37	mm
d_b	min.	37	mm
D_a	max.	45	mm
D_b	max.	46.2	mm
r_a	max.	0.3	mm
r_b	max.	0.15	mm
d_n		39.5	mm

Calculation data

Basic dynamic load rating	C	4.36	kN
Basic static load rating	C₀	4.05	kN
Fatigue load limit	P_u	0.173	kN
Attainable speed for grease lubrication		30000	r/min
Attainable speed for oil-air lubrication		48000	r/min
Ball diameter	D_w	3.175	mm
Number of balls	z	26
Reference grease quantity	G_ref	0.28	cm³
Preload and stiffness (back-to-back, face-to-face)
Preload class A	G_A	39	N
Static axial stiffness, preload class A		85	N/µm
Preload class B	G_B	115	N
Static axial stiffness, preload class B		132	N/µm
Preload class C	G_C	230	N
Static axial stiffness, preload class C		179	N/µm
Calculation factors
Calculation factor	f	1.18
Calculation factor	f₁	0.97
Calculation factor	f_2A	1
Calculation factor	f_2B	1.09
Calculation factor	f_2C	1.17
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

0.026

Model Number: 71807 ACD/HCP4
Inner Diameter：35mm Outer Diameter：47mm 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:outdoor equipment,switch,relay,printing machinery,Embroidery,historical instruments,gear grinding machine,floor industry,filter paper products,office equipment,hydraulic pressure gauge
Similar models:71807 CD/HCP4 71807 CD/P4 71807 ACD/P4 71807 ACD/HCP4
BEARING POWER International Trading Co.,Ltd. specialize in 71807ACD/HCP4 products，there is large inventory of SKF 71807 ACD/HCP4 Angular contact ball bearings, super-precision. We has been built up long-term cooperation with SKF company, could make a bulk order of the 71807 ACD/HCP4 Which SKF 71807ACD/HCP4 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
115x145x12 HMS5 RG	115	145	12	Seals
25x40x8 HMSA10 RG	25	40	8	Seals
410x450x20 HDS2 R	410	450	20	Seals
618/900 MA	900	1090	85	Bearings, units and housings
7005 CE/P4A	25	47	12	Bearings, units and housings
75x95x10 HMS5 V	75	95	10	Seals
FSNL 517	76.2	-	-	Bearings, units and housings
HK 0810 RS	8	12	10	Bearings, units and housings
OH 3156 HTL	260	330	195	Bearings, units and housings
NUKR 72 A	-	72	28	Bearings, units and housings
OKCX 630	630		-
YARAG 206-104	31.75	62	38.1	Bearings, units and housings

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