Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF 707 CD/P4A

707 CD/P4A

Dimensions

d		7	mm
D		19	mm
B		6	mm
d₁		10.8	mm
d₂		10.8	mm
D₁		15.2	mm
r_1,2	min.	0.3	mm
r_3,4	min.	0.15	mm
a		4.8	mm

Abutment dimensions

d_a	min.	9	mm
d_b	min.	9	mm
D_a	max.	17	mm
D_b	max.	18.2	mm
r_a	max.	0.3	mm
r_b	max.	0.15	mm
d_n		11.7	mm

Calculation data

Basic dynamic load rating	C	2.51	kN
Basic static load rating	C₀	0.98	kN
Fatigue load limit	P_u	0.04	kN
Attainable speed for grease lubrication		100000	r/min
Attainable speed for oil-air lubrication		160000	r/min
Ball diameter	D_w	3.572	mm
Number of balls	z	8
Reference grease quantity	G_ref	0.12	cm³
Preload and stiffness (back-to-back, face-to-face)
Preload class A	G_A	8	N
Static axial stiffness, preload class A		9	N/µm
Preload class B	G_B	15	N
Static axial stiffness, preload class B		11	N/µm
Preload class C	G_C	30	N
Static axial stiffness, preload class C		15	N/µm
Preload class D	G_D	60	N
Static axial stiffness, preload class D		22	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	8.1

Mass

Mass bearing

0.008

Model Number: 707 CD/P4A
Inner Diameter：7mm Outer Diameter：19mm Width：6mm
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:centrifugal pump,Blood coagulation reagent,Low-voltage electrical equipment,van,engineering machinery,Oral Image,Beauty and Body,defogging and degreasing,PVC,Equipment,die casting mold
Similar models:707 CE/HCP4AH 7072 AM PCM 707550 E PRM 707580 707 CD/HCP4AH PCM 707570 M M 270749/710 PBM 557070 M1G1 PRM 707540 PSM 507070 A51
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Model No.	Inner Diameter	Outer Diameter	Width	Type
20x35x7 CRW1 R	20	35	7	Seals
23644	60.325	77.75	11.13	Seals
29356 E	280	440	95	Bearings, units and housings
50151	127	165.1	12.7	Seals
51315	75	135	44	Bearings, units and housings
81228 M	140	200	46	Bearings, units and housings
91708	-	-	25.4	Seals
IR 12x15x22.5	12	15	22.5	Bearings, units and housings
NJ 207 ECP	35	72	17	Bearings, units and housings
PWKRE 35.2RS	-	35	52	Bearings, units and housings
PWTR 15.2RS	15	35	19	Bearings, units and housings
ZW 35x42	35	42	2	Seals

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Hot number： 18446 18580 360x404x20 HDS2 R 52x72x10 HMS5 V 6305/HR22Q2 71908 CE/HCP4A 811/560 M NF 19/850 ECMB OKBS 45 PBMF 250270100 M1G1 PSM 303825 A51 S7030 CD/P4A S71906 CD/P4A SAFS 22536 x 6.3/8 T SY 2.15/16 TF/VA201