Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF 71918 ACE/P4AL

71918 ACE/P4AL

Dimensions

d		90	mm
D		125	mm
B		18	mm
d₁		101	mm
d₂		97.9	mm
D₁		114.22	mm
b		2.6	mm
C₁		9.3	mm
C₂		3	mm
C₃		3	mm
r_1,2	min.	1.1	mm
r_3,4	min.	0.6	mm
a		35.9	mm

Abutment dimensions

d_a	min.	96	mm
d_b	min.	93.2	mm
D_a	max.	119	mm
D_b	max.	121.8	mm
r_a	max.	1	mm
r_b	max.	0.6	mm
d_n		103.5	mm

Calculation data

Basic dynamic load rating	C	28.6	kN
Basic static load rating	C₀	23.2	kN
Fatigue load limit	P_u	0.915	kN
Attainable speed for grease lubrication		13000	r/min
Attainable speed for oil-air lubrication		20000	r/min
Ball diameter	D_w	11.112	mm
Number of balls	z	24
Reference grease quantity	G_ref	7	cm³
Preload and stiffness (back-to-back, face-to-face)
Preload class A	G_A	260	N
Static axial stiffness, preload class A		164	N/µm
Preload class B	G_B	780	N
Static axial stiffness, preload class B		247	N/µm
Preload class C	G_C	1560	N
Static axial stiffness, preload class C		324	N/µm
Calculation factors
Calculation factor	f	1.19
Calculation factor	f₁	0.99
Calculation factor	f_2A	1
Calculation factor	f_2B	1.04
Calculation factor	f_2C	1.07
Calculation factor	f_HC	1
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

0.54

Model Number: 71918 ACE/P4AL
Inner Diameter：90mm Outer Diameter：125mm Width：18mm
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：2024-12-13
Application:Industry,relay,Antenna Potentials,Security Equipment,screen filter,Rolling mill,sterilizers,die casting mold,plastic molding,lathe,impression material
Similar models:71918 CB/HCP4AL 71918 CD/P4AH1 71918 CE/P4AH1 71918 CE/HCP4AH1 71918 CD/P4A S71918 CE/P4A 71918 ACD/HCP4A S71918 ACD/P4A 71918 ACE/HCP4A S71918 CB/HCP4A
BEARING POWER International Trading Co.,Ltd. specialize in 71918ACE/P4AL products，there is large inventory of SKF 71918 ACE/P4AL Angular contact ball bearings, super-precision. We has been built up long-term cooperation with SKF company, could make a bulk order of the 71918 ACE/P4AL Which SKF 71918ACE/P4AL 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
1525542	387.35	438.15	19.05	Seals
200 VA R	180	-	-	Seals
600 VA V	540	-	-	Seals
7019 ACD/HCP4AH1	95	145	24	Bearings, units and housings
BT2-8143/HA1	400.051	540	-	Bearings, units and housings
NATR 30	30	62	28	Bearings, units and housings
NNC 4868 CV	340	420	80	Bearings, units and housings
NNCF 4980 CV	400	540	140	Bearings, units and housings
NNCL 4938 CV	190	260	69	Bearings, units and housings
NNU 49/500 B/SPW33X	500	670	170	Bearings, units and housings
NUP 313 ECML	65	140	33	Bearings, units and housings
SAFS 22232 TLC	160	-	-	Bearings, units and housings

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