Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF 71916 CB/HCP4A

71916 CB/HCP4A

Dimensions

d		80	mm
D		110	mm
B		16	mm
d₁		90.7	mm
d₂		89.2	mm
D₂		102.2	mm
r_1,2	min.	1	mm
r_3,4	min.	0.6	mm
a		24.9	mm

Abutment dimensions

d_a	min.	84.6	mm
d_b	min.	84.6	mm
D_a	max.	105	mm
D_b	max.	106.8	mm
r_a	max.	1	mm
r_b	max.	0.6	mm
d_n		91.7	mm

Calculation data

Basic dynamic load rating	C	21.2	kN
Basic static load rating	C₀	24	kN
Fatigue load limit	P_u	0.63	kN
Attainable speed for grease lubrication		19000	r/min
Attainable speed for oil-air lubrication		30000	r/min
Ball diameter	D_w	6.747	mm
Number of balls	z	34
Reference grease quantity	G_ref	5.29	cm³
Preload and stiffness (back-to-back, face-to-face)
Preload class A	G_A	52	N
Static axial stiffness, preload class A		55	N/µm
Preload class B	G_B	105	N
Static axial stiffness, preload class B		72	N/µm
Preload class C	G_C	310	N
Static axial stiffness, preload class C		115	N/µm
Calculation factors
Calculation factor	f	1.13
Calculation factor	f₁	1
Calculation factor	f_2A	1
Calculation factor	f_2B	1.03
Calculation factor	f_2C	1.08
Calculation factor	f_HC	1.01
Calculation factor	f₀	9.9

Mass

Mass bearing

0.35

Model Number: 71916 CB/HCP4A
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:Storage Tool,tapered grinder,agrochemical,Machine tool accessories,electronic materials,Flame Cutting,Gripper Swing,lathe,medical equipment,walking Food processing machinery and equipment,animal anatomy
Similar models:71916 CD/P4AL S71916 ACB/P4A S71916 ACE/HCP4A S71916 ACD/P4A 71916 CB/HCP4A 71916 CD/HCP4A 71916 CE/HCP4AH1 71916 CD/HCP4AL 71916 CE/HCP4A S71916 CB/HCP4A
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Model No.	Inner Diameter	Outer Diameter	Width	Type
100x120x12 CRW1 R	100	120	12	Seals
210-ZNR	50	90	20	Bearings, units and housings
70/1250 AMB	1250	1750	218	Bearings, units and housings
7036 CD/HCP4AH1	180	280	46	Bearings, units and housings
7212 BEGAM	60	110	22	Bearings, units and housings
7308 BEP	40	90	23	Bearings, units and housings
99827	44.45	52.4002	17.4752	Seals
BT4B 328826 G/HA1	420	560	-	Bearings, units and housings
NKI 50/35	50	68	35	Bearings, units and housings
PPMF 141617	14	16	17	Bearings, units and housings
SIKAC 10 M	10	-	14	Bearings, units and housings
SY 1.15/16 LDW	49.2125	-	-	Bearings, units and housings

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