Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF S7004 CD/P4A

S7004 CD/P4A

Dimensions

d		20	mm
D		42	mm
B		12	mm
d₁		27.1	mm
d₂		27.1	mm
D₂		37	mm
r_1,2	min.	0.6	mm
r_3,4	min.	0.3	mm
a		10.2	mm

Abutment dimensions

d_a	min.	23.2	mm
d_a	max.	26.6	mm
d_b	min.	23.2	mm
d_b	max.	26.6	mm
D_a	max.	38.8	mm
D_b	max.	40	mm
r_a	max.	0.6	mm
r_b	max.	0.3	mm

Calculation data

Basic dynamic load rating	C	8.71	kN
Basic static load rating	C₀	4.3	kN
Fatigue load limit	P_u	0.18	kN
Attainable speed for grease lubrication		43000	r/min
Ball diameter	D_w	6.35	mm
Number of balls	z	12
Preload and stiffness (back-to-back, face-to-face)
Preload class A	G_A	35	N
Static axial stiffness, preload class A		23	N/µm
Preload class B	G_B	70	N
Static axial stiffness, preload class B		30	N/µm
Preload class C	G_C	140	N
Static axial stiffness, preload class C		42	N/µm
Preload class D	G_D	280	N
Static axial stiffness, preload class D		59	N/µm
Calculation factors
Calculation factor	f	1.03
Calculation factor	f₁	1
Calculation factor	f_2A	1
Calculation factor	f_2B	1.02
Calculation factor	f_2C	1.05
Calculation factor	f_2D	1.09
Calculation factor	f_HC	1
Calculation factor	f₀	9.2

Mass

Mass bearing

0.068

Model Number: S7004 CD/P4A
Inner Diameter：20mm Outer Diameter：42mm 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：2024-12-13
Application:Broadcasting System,rubber products machinery and equipment,flexible processing,magnetic elements,Pneumatic Control Elements,ventilation equipment,plastic rolling,aerial work platform,Gas turbine,forklift industry,rolling machine
Similar models:S7004 ACD/HCP4A 7004 CD/HCP4A 7004 CE/HCP4A 7004 ACD/HCP4AH S7004 CE/P4A 7004 CD/P4A S7004 CD/HCP4A 7004 CE/HCP4AH1 7004 ACE/P4A 7004 CD/P4AH
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47382	120.65	146.08	12.7	Seals
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7009 CD/P4AH	45	75	16	Bearings, units and housings
71920 ACE/HCP4A	100	140	20	Bearings, units and housings
NUP 312 ECML	60	130	31	Bearings, units and housings
NUTR 1747 A	17	47	20	Bearings, units and housings
SAFS 22520 x 3.3/8 T	85.725	-	-	Bearings, units and housings
W 6005-2RS1/VP311	25	47	12	Bearings, units and housings
W 61815-2Z	75	95	10	Bearings, units and housings
Z 201	12	-	4	Seals

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Hot number： 11086 1500 VL V 25652 526/522 6008-2RZTN9/HC5C3WT 71821 ACD/HCP4 7214 BECBJ BK 2016 D/W RW166 R-2Z FYK 25 TR HM 3068 K 81228 M NUP 1864 ECMP SAF 22509 x 1.3/8 T SNW 32x5.3/4