SKF S7004 ACE/HCP4BVG275 Angular Contact Ball Bearing

Details

Technical specification

DIMENSIONS

d		20 mm
D		42 mm
B		12 mm
d1		26.6 mm
d2		24.8 mm
D2		36.5 mm
r1,2		min. 0.6 mm
r3,4		min. 0.3 mm
a		13.2 mm

ABUTMENT DIMENSIONS

da		min. 22 mm
da		max. 26.2 mm
db		min. 22 mm
db		max. 24.4 mm
Da		max. 40 mm
Db		max. 39.6 mm
ra		max. 0.6 mm
rb		max. 0.3 mm

CALCULATION DATA

Basic dynamic load rating	C	7.15 kN
Basic static load rating	C0	3.25 kN
Fatigue load limit	Pu	0.1 kN
Attainable speed for grease lubrication		58000 r/min
Contact angle	?	25 °
Ball diameter	Dw	6.35 mm
Number of balls	z	12

PRELOAD AND STIFFNESS (BACK-TO-BACK, FACE-TO-FACE)

Preload class A	GA	64 N
Static axial stiffness, preload class A		58 N/µm

CALCULATION FACTORS

Calculation factor	f	1.04
Calculation factor	f1	0.99
Calculation factor	f2A	1
Calculation factor	fHC	1.01
Calculation factor	e	0.68
Calculation factor (single, tandem)	Y2	0.87
Calculation factor (back-to-back, face-to-face)	Y1	0.92
Calculation factor (back-to-back, face-to-face)	Y2	1.41

MASS

Mass bearing		0.059 kg