Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF 71916 CD/HCP4AL

71916 CD/HCP4AL

Dimensions

d		80	mm
D		110	mm
B		16	mm
d₁		89.2	mm
d₂		89.2	mm
D₁		100.8	mm
b		2	mm
C₁		8.6	mm
C₂		3.5	mm
C₃		2.8	mm
r_1,2	min.	1	mm
r_3,4	min.	0.3	mm
a		20.8	mm

Abutment dimensions

d_a	min.	84.6	mm
d_b	min.	84.6	mm
D_a	max.	105	mm
D_b	max.	108	mm
r_a	max.	1	mm
r_b	max.	0.3	mm
d_n		91.7	mm

Calculation data

Basic dynamic load rating	C	36.4	kN
Basic static load rating	C₀	39	kN
Fatigue load limit	P_u	1.66	kN
Attainable speed for grease lubrication		15000	r/min
Attainable speed for oil-air lubrication		22000	r/min
Ball diameter	D_w	9.525	mm
Number of balls	z	27
Reference grease quantity	G_ref	5.1	cm³
Preload and stiffness (back-to-back, face-to-face)
Preload class A	G_A	140	N
Static axial stiffness, preload class A		95	N/µm
Preload class B	G_B	280	N
Static axial stiffness, preload class B		130	N/µm
Preload class C	G_C	560	N
Static axial stiffness, preload class C		185	N/µm
Preload class D	G_D	1120	N
Static axial stiffness, preload class D		273	N/µm
Calculation factors
Calculation factor	f	1.24
Calculation factor	f₁	1
Calculation factor	f_2A	1
Calculation factor	f_2B	1.07
Calculation factor	f_2C	1.12
Calculation factor	f_2D	1.18
Calculation factor	f_HC	1.04
Calculation factor	f₀	16.5

Mass

Mass bearing

0.32

Model Number: 71916 CD/HCP4AL
Inner Diameter：80mm Outer Diameter：110mm Width：16mm
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：2025-12-09
Application:oral medical device,beverage production,Industrial equipment,electric hydraulic lifting platform,wall industry,reinforced machinery,reducer,fruit and vegetable processing,surgical instruments,industrial equipment,axle lathe
Similar models:71916 ACD/P4AH1 S71916 CD/P4A 71916 ACE/HCP4A 71916 ACD/P4AL S71916 CB/P4A 71916 ACD/HCP4AL S71916 CE/HCP4A 71916 CE/HCP4AL 71916 CB/HCP4A 71916 CD/P4AL
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565 VE R	550	-	-	Seals
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NCF 2244 ECJB/PEX	220	400	108	Bearings, units and housings
NJG 2311 VH	55	120	43	Bearings, units and housings
W 6007-2RZ	35	62	14	Bearings, units and housings
SYNT 80 FW	80	-	-	Bearings, units and housings

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