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

S71904 ACE/HCP4A

Dimensions

d		20	mm
D		37	mm
B		9	mm
d₁		25.65	mm
d₂		24.4	mm
D₂		33.5	mm
r_1,2	min.	0.3	mm
r_3,4	min.	0.15	mm
a		11.6	mm

Abutment dimensions

d_a	min.	22	mm
d_a	max.	25.3	mm
d_b	min.	22	mm
d_b	max.	24	mm
D_a	max.	35	mm
D_b	max.	36.2	mm
r_a	max.	0.3	mm
r_b	max.	0.15	mm

Calculation data

Basic dynamic load rating	C	4.68	kN
Basic static load rating	C₀	2.28	kN
Fatigue load limit	P_u	0.098	kN
Attainable speed for grease lubrication		60000	r/min
Ball diameter	D_w	4.762	mm
Number of balls	z	14
Preload and stiffness (back-to-back, face-to-face)
Preload class A	G_A	42	N
Static axial stiffness, preload class A		52	N/µm
Preload class B	G_B	130	N
Static axial stiffness, preload class B		76	N/µm
Preload class C	G_C	250	N
Static axial stiffness, preload class C		98	N/µm
Calculation factors
Calculation factor	f	1.04
Calculation factor	f₁	0.98
Calculation factor	f_2A	1
Calculation factor	f_2B	1.04
Calculation factor	f_2C	1.08
Calculation factor	f_HC	1.01
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

0.031

Model Number: S71904 ACE/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：2024-12-13
Application:multi-knife lathe,Dental Equipment,other lathe,paper processing machine,key lock,standing experimental equipment,nail products,tooth filling,medical treatment,extruder,coal
Similar models:S71904 ACE/HCP4A S71904 CE/P4A S71904 CE/HCP4A 71904 CE/P4AL 71904 CD/HCP4A 71904 ACD/HCP4A 71904 CE/P4AH S71904 ACD/HCP4A 71904 CE/HCP4A 71904 ACE/HCP4A
BEARING POWER International Trading Co.,Ltd. specialize in S71904ACE/HCP4A products，there is large inventory of SKF S71904 ACE/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 ACE/HCP4A Which SKF S71904ACE/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
30x50x10 HMSA10 RG	30	50	10	Seals
331092 A	347.662	469.9	-	Bearings, units and housings
6302-2RSH	15	42	13	Bearings, units and housings
72543	184.15	222.25	15.88	Seals
79998	203.2	234.95	15.88	Seals
85190	-	-	50.8	Seals
BT4B 328912 G/HA1VA901	355.6	488.95	-	Bearings, units and housings
FSAF 22220 T	100	-	-	Bearings, units and housings
N 1017 KTNHA/SP	85	130	22	Bearings, units and housings
HA 310 E	42.8625	70	42	Bearings, units and housings
N 028	24.0792	-	139.6238	Bearings, units and housings
SAFS 22640 TLC	182.5625	-	-	Bearings, units and housings

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Hot number： 11353 19763 319262 B 524213 85x130x12 HMS5 V 89412 TN BD-C 2230 K-H 3130 L FSAF 22520 TLC OH 30/950 H PCMW 142601.5 M QJ 219 N2MA S7006 CD/P4A SALKAC 5 M SSAFS 22232 TLC SSAFS 22530 x 5.1/8 TLC