Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF S71904 CD/HCP4A

S71904 CD/HCP4A

Dimensions

d		20	mm
D		37	mm
B		9	mm
d₁		25.6	mm
d₂		25.6	mm
D₂		34.15	mm
r_1,2	min.	0.3	mm
r_3,4	min.	0.2	mm
a		8.4	mm

Abutment dimensions

d_a	min.	22	mm
d_a	max.	25.1	mm
d_b	min.	22	mm
d_b	max.	25.1	mm
D_a	max.	35	mm
D_b	max.	35.6	mm
r_a	max.	0.3	mm
r_b	max.	0.2	mm

Calculation data

Basic dynamic load rating	C	6.05	kN
Basic static load rating	C₀	3.2	kN
Fatigue load limit	P_u	0.137	kN
Attainable speed for grease lubrication		53000	r/min
Ball diameter	D_w	4.762	mm
Number of balls	z	15
Preload and stiffness (back-to-back, face-to-face)
Preload class A	G_A	25	N
Static axial stiffness, preload class A		24	N/µm
Preload class B	G_B	50	N
Static axial stiffness, preload class B		32	N/µm
Preload class C	G_C	100	N
Static axial stiffness, preload class C		44	N/µm
Preload class D	G_D	200	N
Static axial stiffness, preload class D		62	N/µm
Calculation factors
Calculation factor	f	1.05
Calculation factor	f₁	1
Calculation factor	f_2A	1
Calculation factor	f_2B	1.07
Calculation factor	f_2C	1.12
Calculation factor	f_2D	1.18
Calculation factor	f_HC	1.04
Calculation factor	f₀	9.8

Mass

Mass bearing

0.033

Model Number: S71904 CD/HCP4A
Inner Diameter：20mm Outer Diameter：37mm Width：9mm
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：2021-06-03
Application:other CNC,wire industry,welding equipment,electric hydraulic lifting platform,Chromatography Products,medical treatment,supporting facilities,chemical,flow control valve,coupling type,water protection
Similar models:S71904 ACD/HCP4A 71904 CD/P4A 71904 CE/P4AH 71904 CE/HCP4A S71904 CD/HCP4A 71904 ACD/HCP4A 71904 ACD/P4A S71904 ACD/P4A 71904 ACE/P4AH 71904 CE/P4AL
BEARING POWER International Trading Co.,Ltd. specialize in S71904CD/HCP4A products，there is large inventory of SKF S71904 CD/HCP4A Angular contact ball bearings, super-precision. We has been built up long-term cooperation with SKF company, could make a bulk order of the S71904 CD/HCP4A Which SKF S71904CD/HCP4A 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
1525560	387.35	438.15	22.23	Seals
BD-22356 CCK/W33-OH 2356 H	260	580	175	Bearings, units and housings
3525862	895.35	971.55	20.65	Seals
4933	12.7	22.23	6.35	Seals
591/750 M	750	900	90	Bearings, units and housings
61868 MA	340	420	38	Bearings, units and housings
7040 CD/HCP4AH1	200	310	51	Bearings, units and housings
91323	-	-	50	Seals
BT2B 332501/HA5	914.4	1066.8	-	Bearings, units and housings
HE 3040	177.8	240	120	Bearings, units and housings
KMFE 15	16	-	75	Bearings, units and housings
OKCX 750	750		-

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