Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF 71918 CB/HCP4A

71918 CB/HCP4A

Dimensions

d		90	mm
D		125	mm
B		18	mm
d₁		103	mm
d₂		101.4	mm
D₂		115	mm
r_1,2	min.	1.1	mm
r_3,4	min.	0.6	mm
a		27.5	mm

Abutment dimensions

d_a	min.	96	mm
d_b	min.	96	mm
D_a	max.	119	mm
D_b	max.	121.8	mm
r_a	max.	1	mm
r_b	max.	0.6	mm
d_n		103.9	mm

Calculation data

Basic dynamic load rating	C	23.8	kN
Basic static load rating	C₀	28.5	kN
Fatigue load limit	P_u	0.72	kN
Attainable speed for grease lubrication		16000	r/min
Attainable speed for oil-air lubrication		26000	r/min
Ball diameter	D_w	7.144	mm
Number of balls	z	36
Reference grease quantity	G_ref	7.37	cm³
Preload and stiffness (back-to-back, face-to-face)
Preload class A	G_A	59	N
Static axial stiffness, preload class A		59	N/µm
Preload class B	G_B	120	N
Static axial stiffness, preload class B		78	N/µm
Preload class C	G_C	355	N
Static axial stiffness, preload class C		124	N/µm
Calculation factors
Calculation factor	f	1.12
Calculation factor	f₁	1
Calculation factor	f_2A	1
Calculation factor	f_2B	1.03
Calculation factor	f_2C	1.08
Calculation factor	f_HC	1.01
Calculation factor	f₀	10

Mass

Mass bearing

0.56

Model Number: 71918 CB/HCP4A
Inner Diameter：90mm Outer Diameter：125mm Width：18mm
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:Pneumatic Control Elements,altimeter etc,bathroom facilities,pump,vertical sawing machine,steam Hydraulic control element,ventilation heating equipment,blood cell reagent,paper processing machine,small diesel generators,axle lathe
Similar models:71918 ACB/P4A 71918 CE/P4AL S71918 CE/P4A 71918 ACE/P4AH1 71918 ACD/HCP4A 71918 ACE/HCP4A S71918 CB/P4A 71918 ACB/HCP4AL 71918 CD/P4AH1 71918 CD/HCP4AH1
BEARING POWER International Trading Co.,Ltd. specialize in 71918CB/HCP4A products，there is large inventory of SKF 71918 CB/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 71918 CB/HCP4A Which SKF 71918CB/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
1475420	374.65	419.1	25.4	Seals
2209 ETN9	45	85	23	Bearings, units and housings
6314/C3VL0241	70	150	35	Bearings, units and housings
6413 N	65	160	37	Bearings, units and housings
7328 BCBM	140	300	62	Bearings, units and housings
AHX 3130 G	145	150	96	Bearings, units and housings
GEC 530 TXA-2RS	530	710	205	Bearings, units and housings
GEZH 400 ES	101.6	177.8	107.315	Bearings, units and housings
HA 3130 L	131.7625	180	111	Bearings, units and housings
IR 55x65x28	55	65	28	Bearings, units and housings
KR 47 PPA	-	47	66	Bearings, units and housings
SAF 22526	112.7125	-	-	Bearings, units and housings

Purchase the SKF 71918 CB/HCP4A Please fill in the following

Hot number： 10 VS V 1000114 12x22x7 HMS5 V BD-23138 CCK/W33-H 3138 250x280x16 HDS1 D 319303 32316/DF 6005 N 6005-2Z BEAM 025075-2RZ/PE FYC 50 TF HM 52 T OKCX 730 RNU 2224 ECML SAFS 22516-11