Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF S71908 CB/HCP4A

S71908 CB/HCP4A

Dimensions

d		40	mm
D		62	mm
B		12	mm
d₁		48.46	mm
d₂		47.6	mm
D₂		55.64	mm
r_1,2	min.	0.6	mm
r_3,4	min.	0.3	mm
a		14.8	mm

Abutment dimensions

d_a	min.	43.2	mm
d_a	max.	47.9	mm
d_b	min.	43.2	mm
d_b	max.	47	mm
D_a	max.	58.8	mm
D_b	max.	60	mm
r_a	max.	0.6	mm
r_b	max.	0.3	mm

Calculation data

Basic dynamic load rating	C	7.15	kN
Basic static load rating	C₀	6.95	kN
Fatigue load limit	P_u	0.176	kN
Attainable speed for grease lubrication		36000	r/min
Ball diameter	D_w	3.969	mm
Number of balls	z	28
Preload and stiffness (back-to-back, face-to-face)
Preload class A	G_A	18	N
Static axial stiffness, preload class A		27	N/µm
Preload class B	G_B	36	N
Static axial stiffness, preload class B		36	N/µm
Preload class C	G_C	110	N
Static axial stiffness, preload class C		58	N/µm
Calculation factors
Calculation factor	f	1.06
Calculation factor	f₁	1
Calculation factor	f_2A	1
Calculation factor	f_2B	1.03
Calculation factor	f_2C	1.08
Calculation factor	f_HC	1.01
Calculation factor	f₀	9.8

Mass

Mass bearing

0.12

Model Number: S71908 CB/HCP4A
Inner Diameter：40mm Outer Diameter：62mm Width：12mm
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：2021-06-05
Application:diagnostic test paper,wire industry,chamfer,Microwave Equipment,preservation equipment,vacuum suction cup,equipment and,industrial skin care,packaging materials,steam Hydraulic control element,universal category
Similar models:71908 ACE/P4AL 71908 CE/P4AH1 71908 CB/HCP4AL 71908 ACE/P4A 71908 CE/HCP4AL S71908 ACD/HCP4A S71908 CE/P4A S71908 ACE/HCP4A S71908 ACB/HCP4A 71908 ACE/HCP4A
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Model No.	Inner Diameter	Outer Diameter	Width	Type
125x160x12 CRW1 R	125	160	12	Seals
16x28x7 HMS5 V	16	28	7	Seals
18513	47	72	10	Seals
24032 CC/W33	160	240	80	Bearings, units and housings
27452	69.85	98.45	11	Seals
91348	-	-	24.28	Seals
BT4-8043 G/HA1	530	680	-	Bearings, units and housings
H 2322 E	100	145	105	Bearings, units and housings
NUP 319 ECP	95	200	45	Bearings, units and housings
OKC 650	650		-
SAF 1611 x 1.7/8	47.625	-	-	Bearings, units and housings
YET 211-200		100		Bearings, units and housings

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Hot number： 1000110 1300283 58x80x12 HMS5 V 6006 N 8620 86643 99347 AS 120155 BC2B 326379/HA4 FSAF 1216 TLC FSYE 2 11/16-3 GEZ 500 ES-2RS PFD 30 FM SNW 136x6.15/16 W 61705-2RS1