Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF 71912 ACB/HCP4AL

71912 ACB/HCP4AL

Dimensions

d		60	mm
D		85	mm
B		13	mm
d₁		68.94	mm
d₂		67.73	mm
D₂		78.36	mm
b		2	mm
C₁		6.5	mm
C₂		3.8	mm
C₃		1.7	mm
r_1,2	min.	1	mm
r_3,4	min.	0.3	mm
a		27.2	mm

Abutment dimensions

d_a	min.	64.6	mm
d_b	min.	64.6	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		69.8	mm

Calculation data

Basic dynamic load rating	C	13.3	kN
Basic static load rating	C₀	13.4	kN
Fatigue load limit	P_u	0.355	kN
Attainable speed for grease lubrication		22000	r/min
Attainable speed for oil-air lubrication		36000	r/min
Ball diameter	D_w	5.556	mm
Number of balls	z	30
Reference grease quantity	G_ref	2.77	cm³
Preload and stiffness (back-to-back, face-to-face)
Preload class A	G_A	57	N
Static axial stiffness, preload class A		104	N/µm
Preload class B	G_B	115	N
Static axial stiffness, preload class B		135	N/µm
Preload class C	G_C	340	N
Static axial stiffness, preload class C		204	N/µm
Calculation factors
Calculation factor	f	1.11
Calculation factor	f₁	0.99
Calculation factor	f_2A	1
Calculation factor	f_2B	1.02
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

0.18

Model Number: 71912 ACB/HCP4AL
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：2026-04-16
Application:lathe,gantry processing,chemical instruments,thread processing machine,Chromatography Products,PVC,orthodontic material,oral medical device,printing machinery,food / grain / food equipment,Infrared Technology
Similar models:71912 CD/P4AL 71912 ACE/HCP4AL 71912 CB/P4A 71912 CE/HCP4A 71912 CD/HCP4A S71912 CB/HCP4A 71912 ACE/P4AH1 71912 CB/P4AL 71912 CD/P4A S71912 ACE/HCP4A
BEARING POWER International Trading Co.,Ltd. specialize in 71912ACB/HCP4AL products，there is large inventory of SKF 71912 ACB/HCP4AL 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 ACB/HCP4AL Which SKF 71912ACB/HCP4AL 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
1301 ETN9	12	37	12	Bearings, units and housings
BD-21316 EK-AH 316	75	170	39	Bearings, units and housings
BD-22212 EK-H 312	55	110	28	Bearings, units and housings
6204	20	47	14	Bearings, units and housings
81232 M	160	225	51	Bearings, units and housings
950 VE R	911	-	-	Seals
FYJ 1. TF	25.4	-	-	Bearings, units and housings
H 242649/610	206.375	336.55	98.425	Bearings, units and housings
KMK 2	9	-	15	Bearings, units and housings
PCMW 223801.5 M	22	38	-	Bearings, units and housings
PWM 140155180	155	140	180	Bearings, units and housings
TUJ 505	-	-	-	Bearings, units and housings

Purchase the SKF 71912 ACB/HCP4AL Please fill in the following

Hot number： 140x170x15 HMSA10 V 22311 EK 319426 DA-2LS 6015-2RS1 65x110x10 HMS5 RG 7015 CD/P4AH1 99869 IR 55x65x28 NU 1030 M QJ 1244 N2MA SNW 134x5.13/16 SSAFS 22524 x 4.1/16 W 61908-2RS1 SY 3/4 TF/VA201 WS 81224