Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF 71918 ACE/P4A

71918 ACE/P4A

Dimensions

d		90	mm
D		125	mm
B		18	mm
d₁		101	mm
d₂		97.9	mm
D₁		114.22	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/P4A
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：2026-04-18
Application:Hydraulic Couplings,printing equipment,cleaning agent,thin metal materials,wall materials,other lathe,standing experimental equipment,instrument,switch,extruder,laser devices
Similar models:71918 ACD/HCP4AL S71918 CD/P4A S71918 CB/P4A 71918 CE/HCP4AH1 71918 ACB/P4AL 71918 ACE/HCP4AH1 71918 CB/P4A 71918 ACD/P4AH1 S71918 CB/HCP4A S71918 CD/HCP4A
BEARING POWER International Trading Co.,Ltd. specialize in 71918ACE/P4A products，there is large inventory of SKF 71918 ACE/P4A 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/P4A Which SKF 71918ACE/P4A 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
33012	60	95	27	Bearings, units and housings
6307-2RSH	35	80	21	Bearings, units and housings
71820 CD/HCP4	100	125	13	Bearings, units and housings
71912 ACE/P4A	60	85	13	Bearings, units and housings
77506	196.85	222.25	12.7	Seals
81111 TN	55	78	16	Bearings, units and housings
BC2B 326196/HA1VJ202	487.98	637	-	Bearings, units and housings
BS2-2213-2RS/VT143	65	120	38	Bearings, units and housings
KD10-354	51	267	-	Coupling systems
KMFE 9	13	-	45	Bearings, units and housings
KR 16 PPA	-	16	11	Bearings, units and housings
SC 30 ES	30	-	22	Bearings, units and housings

Purchase the SKF 71918 ACE/P4A Please fill in the following

Hot number： 11163/11300 1425 VRME R 71822 ACD/P4 71900 ACE/P4A BC4B 320612 GEH 90 ES-2RS IR 100x115x40 PCM 190195100 M PCMW 629002 E SAF 22520 x 3.1/2 T SAF 23032 KAT x 5.1/2 SSAFS 22532 x 5.1/2 T W 61900 R W 619/6 R-2Z WBB1-8705 R-2Z