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

71912 CB/P4AL

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		19.5	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	14	kN
Basic static load rating	C₀	14.6	kN
Fatigue load limit	P_u	0.375	kN
Attainable speed for grease lubrication		22000	r/min
Attainable speed for oil-air lubrication		32000	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	34	N
Static axial stiffness, preload class A		36	N/µm
Preload class B	G_B	68	N
Static axial stiffness, preload class B		48	N/µm
Preload class C	G_C	205	N
Static axial stiffness, preload class C		77	N/µm
Calculation factors
Calculation factor	f	1.11
Calculation factor	f₁	1
Calculation factor	f_2A	1
Calculation factor	f_2B	1.02
Calculation factor	f_2C	1.07
Calculation factor	f_HC	1
Calculation factor	f₀	9.8

Mass

Mass bearing

0.2

Model Number: 71912 CB/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：2025-12-09
Application:Machine tool accessories,Industrial Adhesive,marine analysis and testing equipment,storage and transportation equipment,multi-knife lathe,animal anatomy,Roller mill,Industrial,industrial skin care,flexible processing,cooling system
Similar models:S71912 CB/HCP4A S71912 CE/P4A S71912 ACE/HCP4A S71912 CD/HCP4A 71912 ACE/P4A 71912 ACE/P4AH1 S71912 ACB/P4A 71912 ACE/P4AL 71912 CB/P4A 71912 ACE/HCP4A
BEARING POWER International Trading Co.,Ltd. specialize in 71912CB/P4AL products，there is large inventory of SKF 71912 CB/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 CB/P4AL Which SKF 71912CB/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
16047	41.275	53.75	7.95	Seals
32320/DF	100	215	-	Bearings, units and housings
32936	180	250	45	Bearings, units and housings
3309 DNRCBM	45	100	39.7	Bearings, units and housings
594431	599.9988	-	-	Seals
7208 BECBY	40	80	18	Bearings, units and housings
BEAM 040115-2RZ	40	115	46	Bearings, units and housings
IR 15x19x16	15	19	16	Bearings, units and housings
NA 2207.2RS	35	72	23	Bearings, units and housings
PRM 303430	30	34	30	Bearings, units and housings
S7015 ACB/HCP4A	75	115	20	Bearings, units and housings
SAA 70 ESX-2LS	70	-	49	Bearings, units and housings

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

Hot number： 16028 1315 240/710 BC 29460 E 31308/DF 3204 A-2Z 32248/DF 65x85x8 CRW1 R BT2B 332625 FYR 3 7/16 PCM 556030 E PCM 606560 E S7009 CD/P4A S71905 ACE/P4A WS 81160