SKF

SKF 707 ACE/HCP4A Angular Contact Ball Bearing

Product Code:707 ACE/HCP4A

Description

Technical specification MetricImperial DIMENSIONS d 7 mmD 19 mmB 6 mmd1 10.4 mmd2 9.9 mmD1 15.7 mmr1,2min. 0.3 mmr3,4min. 0.15 mma 6.1 mm ABUTMENT DIMENSIONS damin. 9 mmdbmin. 9 mmDamax. 17 mmDbmax. 17.6 mmramax. 0.3 mmrbmax. 0.15 mmdn 11.4 mm CALCULATION DATA Basic dynamic load ratingC 1.86 kNBasic static load ratingC0 0.62 kNFatigue load limitPu 0.019 kNAttainable speed for grease lubrication 133000 r/minAttainable speed for oil-air lubrication 205000 r/minContact angle? 25 °Ball diameterDw 3.572 mmNumber of ballsz 8Reference grease quantityGref 0.11 cm³PRELOAD AND STIFFNESS (BACK-TO-BACK, FACE-TO-FACE)Preload class AGA 17 NStatic axial stiffness, preload class A 23 N/µmPreload class BGB 50 NStatic axial stiffness, preload class B 34 N/µmPreload class CGC 100 NStatic axial stiffness, preload class C 45 N/µmCALCULATION FACTORSCalculation factorf 1.02Calculation factorf1 0.99Calculation factorf2A 1Calculation factorf2B 1.03Calculation factorf2C 1.06Calculation factorfHC 1.01Calculation factore 0.68Calculation factor (single, tandem)Y2 0.87Calculation factor (single, tandem)Y0 0.38Calculation factor (single, tandem)X2 0.41Calculation factor (back-to-back, face-to-face)Y1 0.92Calculation factor (back-to-back, face-to-face)Y2 1.41Calculation factor (back-to-back, face-to-face)Y0 0.76Calculation factor (back-to-back, face-to-face)X2 0.67 MASS Mass bearing 0.006 kg~Technical specification Metric
ImperialDIMENSIONS
d7 mm
D19 mm
B6 mm
d110.4 mm
d29.9 mm
D115.7 mm
r1,2min. 0.3 mm
r3,4min. 0.15 mm
a6.1 mmABUTMENT DIMENSIONS
damin. 9 mm
dbmin. 9 mm
Damax. 17 mm
Dbmax. 17.6 mm
ramax. 0.3 mm
rbmax. 0.15 mm
dn11.4 mm
CALCULATION DATA
Basic dynamic load rating
C
1.86 kN
Basic static load rating
C0
0.62 kN
Fatigue load limit
Pu
0.019 kN
Attainable speed for grease lubrication133000 r/min
Attainable speed for oil-air lubrication205000 r/min
Contact angle
?
25 °
Ball diameter
Dw
3.572 mm
Number of balls
z
8
Reference grease quantity
Gref
0.11 cm³
PRELOAD AND STIFFNESS (BACK-TO-BACK, FACE-TO-FACE)
Preload class A
GA
17 N
Static axial stiffness, preload class A23 N/µm
Preload class B
GB
50 N
Static axial stiffness, preload class B34 N/µm
Preload class C
GC
100 N
Static axial stiffness, preload class C45 N/µm
CALCULATION FACTORS
Calculation factor
f
1.02
Calculation factor
f1
0.99
Calculation factor
f2A
1
Calculation factor
f2B
1.03
Calculation factor
f2C
1.06
Calculation factor
fHC
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 bearing0.006 kg

Technical Specifications

Technical specification

MetricImperial

DIMENSIONS

d		7 mm
D		19 mm
B		6 mm
d₁		10.4 mm
d₂		9.9 mm
D₁		15.7 mm
r_1,2		min. 0.3 mm
r_3,4		min. 0.15 mm
a		6.1 mm

ABUTMENT DIMENSIONS

d_a		min. 9 mm
d_b		min. 9 mm
D_a		max. 17 mm
D_b		max. 17.6 mm
r_a		max. 0.3 mm
r_b		max. 0.15 mm
d_n		11.4 mm

CALCULATION DATA

Basic dynamic load rating	C	1.86 kN
Basic static load rating	C₀	0.62 kN
Fatigue load limit	P_u	0.019 kN
Attainable speed for grease lubrication		133000 r/min
Attainable speed for oil-air lubrication		205000 r/min
Contact angle	?	25 °
Ball diameter	D_w	3.572 mm
Number of balls	z	8
Reference grease quantity	G_ref	0.11 cm³

PRELOAD AND STIFFNESS (BACK-TO-BACK, FACE-TO-FACE)
Preload class A	G_A	17 N
Static axial stiffness, preload class A		23 N/µm
Preload class B	G_B	50 N
Static axial stiffness, preload class B		34 N/µm
Preload class C	G_C	100 N
Static axial stiffness, preload class C		45 N/µm

CALCULATION FACTORS
Calculation factor	f	1.02
Calculation factor	f₁	0.99
Calculation factor	f_2A	1
Calculation factor	f_2B	1.03
Calculation factor	f_2C	1.06
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		0.006 kg

~Technical specification

Metric
Imperial

DIMENSIONS
d

7 mm
D

19 mm
B

6 mm
d1

10.4 mm
d2

9.9 mm
D1

15.7 mm
r1,2

min. 0.3 mm
r3,4

min. 0.15 mm
a

6.1 mm

ABUTMENT DIMENSIONS
da

min. 9 mm
db

min. 9 mm
Da

max. 17 mm
Db

max. 17.6 mm
ra

max. 0.3 mm
rb

max. 0.15 mm
dn

11.4 mm
CALCULATION DATA
Basic dynamic load rating
C
1.86 kN
Basic static load rating
C0
0.62 kN
Fatigue load limit
Pu
0.019 kN
Attainable speed for grease lubrication

133000 r/min
Attainable speed for oil-air lubrication

205000 r/min
Contact angle
?
25 °
Ball diameter
Dw
3.572 mm
Number of balls
z
8
Reference grease quantity
Gref
0.11 cm³
PRELOAD AND STIFFNESS (BACK-TO-BACK, FACE-TO-FACE)
Preload class A
GA
17 N
Static axial stiffness, preload class A

23 N/µm
Preload class B
GB
50 N
Static axial stiffness, preload class B

34 N/µm
Preload class C
GC
100 N
Static axial stiffness, preload class C

45 N/µm
CALCULATION FACTORS
Calculation factor
f
1.02
Calculation factor
f1
0.99
Calculation factor
f2A
1
Calculation factor
f2B
1.03
Calculation factor
f2C
1.06
Calculation factor
fHC
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

0.006 kg

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