Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF 71912 CD/HCP4A

71912 CD/HCP4A

Dimensions

d		60	mm
D		85	mm
B		13	mm
d₁		67.7	mm
d₂		67.7	mm
D₁		77.3	mm
r_1,2	min.	1	mm
r_3,4	min.	0.3	mm
a		16.3	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		69.7	mm

Calculation data

Basic dynamic load rating	C	19.9	kN
Basic static load rating	C₀	15.3	kN
Fatigue load limit	P_u	0.655	kN
Attainable speed for grease lubrication		18000	r/min
Attainable speed for oil-air lubrication		28000	r/min
Ball diameter	D_w	7.938	mm
Number of balls	z	24
Reference grease quantity	G_ref	2.7	cm³
Preload and stiffness (back-to-back, face-to-face)
Preload class A	G_A	70	N
Static axial stiffness, preload class A		56	N/µm
Preload class B	G_B	140	N
Static axial stiffness, preload class B		74	N/µm
Preload class C	G_C	280	N
Static axial stiffness, preload class C		102	N/µm
Preload class D	G_D	560	N
Static axial stiffness, preload class D		145	N/µm
Calculation factors
Calculation factor	f	1.17
Calculation factor	f₁	1
Calculation factor	f_2A	1
Calculation factor	f_2B	1.07
Calculation factor	f_2C	1.12
Calculation factor	f_2D	1.18
Calculation factor	f_HC	1.04
Calculation factor	f₀	10.5

Mass

Mass bearing

0.16

Model Number: 71912 CD/HCP4A
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：2021-06-07
Application:equipment,container finishing,agrochemical,key lock,medical equipment,wire industry,Film machine,tube,medical equipment,fruit and vegetable processing,Blood coagulation reagent
Similar models:S71912 ACD/P4A 71912 ACE/P4AL 71912 CE/HCP4A 71912 CD/P4AL 71912 ACB/P4A 71912 ACE/HCP4A 71912 CB/HCP4AL S71912 ACE/P4A S71912 CB/P4A 71912 ACE/P4AH1
BEARING POWER International Trading Co.,Ltd. specialize in 71912CD/HCP4A products，there is large inventory of SKF 71912 CD/HCP4A 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 CD/HCP4A Which SKF 71912CD/HCP4A 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
180x215x16 CRS1 R	180	215	16	Seals
20004	50.8	76.2	9.53	Seals
BD-21312 EK-H 312	55	130	31	Bearings, units and housings
61910-2RZ	50	72	12	Bearings, units and housings
61916-2RZ	80	110	16	Bearings, units and housings
960 VRME R	921	-	-	Seals
FSAF 22518 x 3.1/8 TLC	79.375	-	-	Bearings, units and housings
HM 231148/110	149.225	236.538	57.15	Bearings, units and housings
K 81160 M	300	380		Bearings, units and housings
NU 2222 ECML	110	200	53	Bearings, units and housings
SYWK 507 Y	-	-	-	Bearings, units and housings
W 635-2RS1	5	19	6	Bearings, units and housings

Purchase the SKF 71912 CD/HCP4A Please fill in the following

Hot number： 120x180x15 HMSA10 V 3621 45x60x10 HMS5 RG 50x65x8 HMS5 RG 6011-2Z 6308/HR11TN 6309-2RSH 80x170x13 HMSA10 RG FSAF 22520 x 3.5/16 H 3040 NJ 18/630 ECMA/HB1 NJ 2309 ECP PSM 809580 A51 QJ 312 PHAS SSAFS 23026 KATLC x 4.7/16