Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF 71911 ACE/HCP4A

71911 ACE/HCP4A

Dimensions

d		55	mm
D		80	mm
B		13	mm
d₁		62.75	mm
d₂		60.7	mm
D₁		72.3	mm
r_1,2	min.	1	mm
r_3,4	min.	0.3	mm
a		23.5	mm

Abutment dimensions

d_a	min.	59.6	mm
d_b	min.	57	mm
D_a	max.	75.4	mm
D_b	max.	78	mm
r_a	max.	1	mm
r_b	max.	0.3	mm
d_n		64.6	mm

Calculation data

Basic dynamic load rating	C	14.6	kN
Basic static load rating	C₀	10.2	kN
Fatigue load limit	P_u	0.43	kN
Attainable speed for grease lubrication		25000	r/min
Attainable speed for oil-air lubrication		39000	r/min
Ball diameter	D_w	7.938	mm
Number of balls	z	21
Reference grease quantity	G_ref	2.3	cm³
Preload and stiffness (back-to-back, face-to-face)
Preload class A	G_A	133	N
Static axial stiffness, preload class A		116	N/µm
Preload class B	G_B	400	N
Static axial stiffness, preload class B		178	N/µm
Preload class C	G_C	800	N
Static axial stiffness, preload class C		233	N/µm
Calculation factors
Calculation factor	f	1.16
Calculation factor	f₁	0.98
Calculation factor	f_2A	1
Calculation factor	f_2B	1.04
Calculation factor	f_2C	1.08
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

0.14

Model Number: 71911 ACE/HCP4A
Inner Diameter：55mm Outer Diameter：80mm Width：13mm
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：2024-12-14
Application:preservation equipment,motor,Cylinder Type,food safety,Machine tool accessories,hydraulic cylinder,lifting equipment Hoisting hoist,engineering machine,Body shaping,clean stationery,Energy saving energy saving energy saving energy saving energy saving energy saving energy saving energy saving energy saving energy saving energy saving
Similar models:71911 ACD/P4A 71911 ACD/HCP4AL 71911 CD/HCP4AL S71911 ACD/HCP4A 71911 CD/P4A 71911 ACE/P4AL 71911 CE/HCP4AL 71911 ACB/HCP4AL S71911 ACB/P4A S71911 CB/HCP4A
BEARING POWER International Trading Co.,Ltd. specialize in 71911ACE/HCP4A products，there is large inventory of SKF 71911 ACE/HCP4A Angular contact ball bearings, super-precision. We has been built up long-term cooperation with SKF company, could make a bulk order of the 71911 ACE/HCP4A Which SKF 71911ACE/HCP4A is the most authentic, must choose BEARING POWER, what a whole variety, reasonable price, guaranteed quality, prompt delivery via Global express. Any inquiry, never hesitate to E-mail or call +86-022-58519721 to contact us.

Model No.	Inner Diameter	Outer Diameter	Width	Type
10x19x7 HMSA10 RG1	10	19	7	Seals
2206 EKTN9	30	62	20	Bearings, units and housings
30215T70/DB	75	130	-	Bearings, units and housings
35x50x8 CRW1 V	35	50	8	Seals
40x59x8 HMSA10 RG	40	59	8	Seals
416503	1559	-	-	Seals
5 VA R	4	-	-	Seals
7215 ACD/P4A	75	130	25	Bearings, units and housings
HA 2328	125.4125	180	131	Bearings, units and housings
SAF 22509 x 1.3/8 T	34.925	-	-	Bearings, units and housings
SYNT 80 FW	80	-	-	Bearings, units and housings
Z 005	25	-	5	Seals

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Hot number： 209-2ZNR 6011/HR11QN 71924 CD/P4A 7315 BEGAM 7319 BECBY 81230 M 90886 950 VRME R AH 3240 FY 7/8 TF NUP 312 ECP PRM 657055 SSAFS 22217 TLC W 638/4 XR-2Z YSP 208 SB-2F