SKF 71916 CB/HCP4A Angular Contact Ball Bearing

Details

Technical specification

DIMENSIONS

d		80 mm
D		110 mm
B		16 mm
d1		90.7 mm
d2		89.2 mm
D2		102.2 mm
r1,2		min. 1 mm
r3,4		min. 0.6 mm
a		24.9 mm

ABUTMENT DIMENSIONS

da		min. 84.6 mm
db		min. 84.6 mm
Da		max. 105 mm
Db		max. 106.8 mm
ra		max. 1 mm
rb		max. 0.6 mm
dn		91.7 mm

CALCULATION DATA

Basic dynamic load rating	C	15.6 kN
Basic static load rating	C0	15 kN
Fatigue load limit	Pu	0.465 kN
Attainable speed for grease lubrication		19000 r/min
Attainable speed for oil-air lubrication		30000 r/min
Contact angle	?	15 °
Ball diameter	Dw	6.747 mm
Number of balls	z	34
Reference grease quantity	Gref	5.29 cm³

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

Preload class A	GA	52 N
Static axial stiffness, preload class A		55 N/µm
Preload class B	GB	105 N
Static axial stiffness, preload class B		72 N/µm
Preload class C	GC	310 N
Static axial stiffness, preload class C		115 N/µm

CALCULATION FACTORS

Calculation factor	f	1.13
Calculation factor	f1	1
Calculation factor	f2A	1
Calculation factor	f2B	1.03
Calculation factor	f2C	1.08
Calculation factor	fHC	1.01
Calculation factor	f0	9.9

MASS

Mass bearing		0.35 kg