Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF 71912 ACB/P4A

71912 ACB/P4A

Dimensions

d		60	mm
D		85	mm
B		13	mm
d₁		68.94	mm
d₂		67.73	mm
D₂		78.36	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		19000	r/min
Attainable speed for oil-air lubrication		30000	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		94	N/µm
Preload class B	G_B	115	N
Static axial stiffness, preload class B		122	N/µm
Preload class C	G_C	340	N
Static axial stiffness, preload class C		182	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	1.07
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

0.2

Model Number: 71912 ACB/P4A
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:Warehouse Shelf Equipment,garbage disposal,Machine Tool Accessories,Tool,packing equipment,construction machinery and equipment,hydraulic cylinder,Animal Tracking,lifting tackle,axle lathe,crimping tools
Similar models:71912 CD/HCP4A 71912 ACD/HCP4AL 71912 ACE/HCP4AL 71912 ACE/HCP4A 71912 CB/P4A 71912 ACD/HCP4A 71912 ACB/HCP4AL 71912 CB/HCP4A 71912 ACE/P4AH1 71912 CE/P4AL
BEARING POWER International Trading Co.,Ltd. specialize in 71912ACB/P4A products，there is large inventory of SKF 71912 ACB/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 71912 ACB/P4A Which SKF 71912ACB/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
102520	260.35	285.75	14.3	Seals
14601	37.0078	50.8	7.0104	Seals
23028 CCK/W33 + AHX 3028	135	210	53	Bearings, units and housings
2315 M	75	160	55	Bearings, units and housings
319008 A/HB2	110	210	110	Bearings, units and housings
470491	478	-	-	Seals
7636	19.05	44.5	6.35	Seals
85085	215.9	269.88	15.88	Seals
99315	80	89.9922	24.003	Seals
HJ 416	80	122	22	Bearings, units and housings
SNW 30x5.3/8	136.525	195.4022	107.4674	Bearings, units and housings
TUJ 505	-	-	-	Bearings, units and housings

Purchase the SKF 71912 ACB/P4A Please fill in the following

Hot number： 18x30x7 CRW1 V 220 VA V 47395 6018 M 6412 NR 7209 BEGAPH FY 25 TF NKI 65/25 NUTR 1542 A OKC 940 PRM 707560 S71910 CE/HCP4A SAW 23538 x 6.7/8 SYWK 50 LTA Z 212 F