Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF 71915 CD/HCP4A

71915 CD/HCP4A

Dimensions

d		75	mm
D		105	mm
B		16	mm
d₁		84.2	mm
d₂		84.2	mm
D₁		95.8	mm
r_1,2	min.	1	mm
r_3,4	min.	0.3	mm
a		20.1	mm

Abutment dimensions

d_a	min.	79.6	mm
d_b	min.	79.6	mm
D_a	max.	100	mm
D_b	max.	103	mm
r_a	max.	1	mm
r_b	max.	0.3	mm
d_n		86.7	mm

Calculation data

Basic dynamic load rating	C	35.8	kN
Basic static load rating	C₀	37.5	kN
Fatigue load limit	P_u	1.56	kN
Attainable speed for grease lubrication		15000	r/min
Attainable speed for oil-air lubrication		22000	r/min
Ball diameter	D_w	9.525	mm
Number of balls	z	26
Reference grease quantity	G_ref	5.1	cm³
Preload and stiffness (back-to-back, face-to-face)
Preload class A	G_A	130	N
Static axial stiffness, preload class A		89	N/µm
Preload class B	G_B	260	N
Static axial stiffness, preload class B		122	N/µm
Preload class C	G_C	520	N
Static axial stiffness, preload class C		173	N/µm
Preload class D	G_D	1040	N
Static axial stiffness, preload class D		253	N/µm
Calculation factors
Calculation factor	f	1.21
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	16.3

Mass

Mass bearing

0.3

Model Number: 71915 CD/HCP4A
Inner Diameter：75mm Outer Diameter：105mm Width：16mm
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:standing experimental equipment,security equipment,coal mill,electromagnet,Broadcasting System,Automobile,Leather Products,food testing,electronic components,car,glass
Similar models:71915 CE/HCP4AH1 71915 ACE/HCP4A 71915 ACD/HCP4AL 71915 ACD/P4AH1 71915 ACE/P4AH1 71915 ACE/HCP4AL 71915 CD/P4A S71915 ACE/P4A 71915 ACE/P4AL S71915 CE/HCP4A
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Model No.	Inner Diameter	Outer Diameter	Width	Type
105051	266.7	317.5	15.88	Seals
30x47x6 HMS5 RG	30	47	6	Seals
5650	14.3002	28.55	6.35	Seals
6028	140	210	33	Bearings, units and housings
70x90x7 HMSA10 V1	70	90	7	Seals
71907 CE/HCP4A	35	55	10	Bearings, units and housings
NCF 18/750 V	750	920	78	Bearings, units and housings
PSMF 061206 A51	6	12	6	Bearings, units and housings
SAF 1518 x 3.1/4 TLC	82.55	-	-	Bearings, units and housings
SNL 3064 TURA	303.2125	-	-	Bearings, units and housings
SNL 3136	160	-	-	Bearings, units and housings
SSAFS 23026 KAT x 4.1/2	114.3	-	-	Bearings, units and housings

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Hot number： BD-22230-2CS5K/VT143-H 3130 25x62x10 HMS5 RG 470536 618/6 61824 86567 NU 2317 ECML NU 330 ECM PCZ 2616 E QJ 1072 N2MA S71914 CE/HCP4A SAW 23544 T SY 1.3/4 TF/VA228 SY 3/4 FM W 637-2RZ