Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF 7004 CD/HCP4A

7004 CD/HCP4A

Dimensions

d		20	mm
D		42	mm
B		12	mm
d₁		27.1	mm
d₂		27.1	mm
D₁		34.8	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_b	min.	23.2	mm
D_a	max.	38.8	mm
D_b	max.	40	mm
r_a	max.	0.6	mm
r_b	max.	0.3	mm
d_n		28.4	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		50000	r/min
Attainable speed for oil-air lubrication		80000	r/min
Ball diameter	D_w	6.35	mm
Number of balls	z	12
Reference grease quantity	G_ref	0.9	cm³
Preload and stiffness (back-to-back, face-to-face)
Preload class A	G_A	35	N
Static axial stiffness, preload class A		25	N/µm
Preload class B	G_B	70	N
Static axial stiffness, preload class B		34	N/µm
Preload class C	G_C	140	N
Static axial stiffness, preload class C		46	N/µm
Preload class D	G_D	280	N
Static axial stiffness, preload class D		65	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	1.02
Calculation factor	f₀	9.2

Mass

Mass bearing

0.06

Model Number: 7004 CD/HCP4A
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：2026-04-16
Application:stacker lift platform,natural instruments,rubber products machinery and equipment,fabric products,Logistics Equipment,circulating pump,vertical processing,diagnostic test paper,suction nozzle,Pneumatic Actuator,stamping die
Similar models:7004 ACE/HCP4AL 7004 ACD/HCP4A S7004 CE/P4A 7004 CE/HCP4A 7004 CE/P4AL 7004 CD/HCP4AH S7004 ACD/HCP4A 7004 CE/P4A S7004 ACE/P4A 7004 ACD/P4AH
BEARING POWER International Trading Co.,Ltd. specialize in 7004CD/HCP4A products，there is large inventory of SKF 7004 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 7004 CD/HCP4A Which SKF 7004CD/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
12350	31.75	42.85	7.95	Seals
15451	38.989	50.0126	7.0104	Seals
25x72x7 HMS5 RG	25	72	7	Seals
331480 G	177.8	247.65	-	Bearings, units and housings
3202 A-2RS1	15	35	15.9	Bearings, units and housings
32311 B	55	120	45.5	Bearings, units and housings
71903 ACD/HCP4A	17	30	7	Bearings, units and housings
K 81213 TN	65	100		Bearings, units and housings
NNCF 4932 CV	160	220	60	Bearings, units and housings
OH 3292 H	430	460	382	Bearings, units and housings
SNW 140x7.7/8	200.025	200	179.959	Bearings, units and housings
W 619/6 X-2RZ	6	16	5	Bearings, units and housings

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Hot number： 100044 1550 VL R 22 VS V BD-230/750 CAK/W33-AOH 30/750 2316 KM 38x62x8 HMSA10 V 470411 470691 593047 6248 99346 FYWR 1.7/16 YTHR QJ 1240 N2MA RLS 20 WS 81232