Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF 7215 CD/P4A

7215 CD/P4A

Dimensions

d		75	mm
D		130	mm
B		25	mm
d₁		92.9	mm
d₂		92.9	mm
D₁		112.1	mm
r_1,2	min.	1.5	mm
r_3,4	min.	0.6	mm
a		26.3	mm

Abutment dimensions

d_a	min.	84	mm
d_b	min.	84	mm
D_a	max.	121	mm
D_b	max.	125.8	mm
r_a	max.	1.5	mm
r_b	max.	0.6	mm
d_n		96.6	mm

Calculation data

Basic dynamic load rating	C	71.5	kN
Basic static load rating	C₀	62	kN
Fatigue load limit	P_u	2.65	kN
Attainable speed for grease lubrication		10000	r/min
Attainable speed for oil-air lubrication		17000	r/min
Ball diameter	D_w	15.875	mm
Number of balls	z	17
Reference grease quantity	G_ref	14.895	cm³
Preload and stiffness (back-to-back, face-to-face)
Preload class A	G_A	270	N
Static axial stiffness, preload class A		87	N/µm
Preload class B	G_B	540	N
Static axial stiffness, preload class B		118	N/µm
Preload class C	G_C	1080	N
Static axial stiffness, preload class C		165	N/µm
Preload class D	G_D	2160	N
Static axial stiffness, preload class D		237	N/µm
Calculation factors
Calculation factor	f	1.08
Calculation factor	f₁	1
Calculation factor	f_2A	1
Calculation factor	f_2B	1.01
Calculation factor	f_2C	1.03
Calculation factor	f_2D	1.05
Calculation factor	f_HC	1
Calculation factor	f₀	15

Mass

Mass bearing

1.21

Model Number: 7215 CD/P4A
Inner Diameter：75mm Outer Diameter：130mm Width：25mm
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:building decoration raw materials and accessories,power tools,set bacteria instrument,metallurgical mold,Leather Products,natural instruments,Plastic Equipment,joint protection,industrial skin care,oral medical device,Automation
Similar models:7215 BEGAY 7215 ACD/HCP4A 7215 BECBP 7215 CD/P4A S7215 ACD/HCP4A 7215 ACD/P4A S7215 ACD/P4A 7215 BECBPH 7215 BEP 7215 BEGAM
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Model No.	Inner Diameter	Outer Diameter	Width	Type
1500553	381	431.8	20.65	Seals
2216 ETN9	80	140	33	Bearings, units and housings
25x47x10 HMS5 RG	25	47	10	Seals
27365	69.85	95.28	11.13	Seals
539/532 A	53.975	111.125	38.1	Bearings, units and housings
6026-Z	130	200	33	Bearings, units and housings
7313 ACCBM	65	140	33	Bearings, units and housings
G 19x27x4	19	27	4	Seals
NNU 41/850 K30M/W33	850	1360	500	Bearings, units and housings
NUH 2332 ECMH/PEX	160	340	114	Bearings, units and housings
S71928 ACD/P4A	140	190	24	Bearings, units and housings
SD 35x45x4	35	45	4	Seals

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Hot number： 23060-2CS5/VT143 30217 33016 400185 592763 6372 IR 50X55X20 IS1 K 81118 TN MS 3080-76 NCF 28/800 V PCZ 2616 M S7212 ACD/P4A SAF 22324 TLC SNP 3184x15.3/4 SSAFS 22517 T