Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF 71912 ACE/P4AL

71912 ACE/P4AL

Dimensions

d		60	mm
D		85	mm
B		13	mm
d₁		67.75	mm
d₂		65.7	mm
D₁		77.3	mm
b		2.2	mm
C₁		6.5	mm
C₂		2.5	mm
C₃		2	mm
r_1,2	min.	1	mm
r_3,4	min.	0.3	mm
a		24.6	mm

Abutment dimensions

d_a	min.	64.6	mm
d_b	min.	62	mm
D_a	max.	80.4	mm
D_b	max.	83	mm
r_a	max.	1	mm
r_b	max.	0.3	mm
d_n		69.6	mm

Calculation data

Basic dynamic load rating	C	15.3	kN
Basic static load rating	C₀	11.2	kN
Fatigue load limit	P_u	0.475	kN
Attainable speed for grease lubrication		19500	r/min
Attainable speed for oil-air lubrication		30000	r/min
Ball diameter	D_w	7.938	mm
Number of balls	z	23
Reference grease quantity	G_ref	2.5	cm³
Preload and stiffness (back-to-back, face-to-face)
Preload class A	G_A	139	N
Static axial stiffness, preload class A		115	N/µm
Preload class B	G_B	418	N
Static axial stiffness, preload class B		173	N/µm
Preload class C	G_C	836	N
Static axial stiffness, preload class C		228	N/µm
Calculation factors
Calculation factor	f	1.13
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

0.19

Model Number: 71912 ACE/P4AL
Inner Diameter：60mm Outer Diameter：85mm 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：2024-12-13
Application:Dental Drill etc,Wire grinder,Laser Devices,textile machinery,directional control valve,diving equipment,mathematical instruments,Digital Generator,Spectrum Products,Dental Equipment,rolling mill roll neck and slowdown device
Similar models:S71912 CD/HCP4A S71912 ACD/P4A 71912 ACB/HCP4AL 71912 ACD/HCP4AL 71912 CD/P4A 71912 CB/P4A S71912 ACE/P4A 71912 CB/HCP4AL 71912 ACB/HCP4A 71912 CE/HCP4AH1
BEARING POWER International Trading Co.,Ltd. specialize in 71912ACE/P4AL products，there is large inventory of SKF 71912 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 71912 ACE/P4AL Which SKF 71912ACE/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
26208	66.675	92.02	11.13	Seals
26354	66.675	101.68	9.53	Seals
43073	109.5502	139.73	11.13	Seals
6210-2RS1	50	90	20	Bearings, units and housings
99525	133.35	141.224	25.4	Seals
GS 89326	130	225	20	Bearings, units and housings
HK 5520	55	63	20	Bearings, units and housings
NU 311 ECM	55	120	29	Bearings, units and housings
NUP 2313 ECML	65	140	48	Bearings, units and housings
PSM 151925 A51	15	19	25	Bearings, units and housings
RLS 8-2Z	25.4	57.15	15.875	Bearings, units and housings
SIKAC 25 M	25	-	31	Bearings, units and housings

Purchase the SKF 71912 ACE/P4AL Please fill in the following

Hot number： 19615 401904 42528 6007/HC5C3 6308/HR11TN 6326/HC5C3S0VA970 FYTJ 509 N 318 ECM HE 213 NK 70/25 NUP 2320 ECML OH 3076 H P 12 TF PFT 62 SNW 134x5.7/8