Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF 7216 ACD/P4A

7216 ACD/P4A

Dimensions

d		80	mm
D		140	mm
B		26	mm
d₁		99.5	mm
d₂		99.5	mm
D₁		120.5	mm
r_1,2	min.	2	mm
r_3,4	min.	1	mm
a		38.8	mm

Abutment dimensions

d_a	min.	91	mm
d_b	min.	91	mm
D_a	max.	129	mm
D_b	max.	134.4	mm
r_a	max.	2	mm
r_b	max.	1	mm
d_n		103.4	mm

Calculation data

Basic dynamic load rating	C	81.9	kN
Basic static load rating	C₀	72	kN
Fatigue load limit	P_u	2.9	kN
Attainable speed for grease lubrication		8500	r/min
Attainable speed for oil-air lubrication		14000	r/min
Ball diameter	D_w	17.462	mm
Number of balls	z	17
Reference grease quantity	G_ref	18.084	cm³
Preload and stiffness (back-to-back, face-to-face)
Preload class A	G_A	520	N
Static axial stiffness, preload class A		257	N/µm
Preload class B	G_B	1040	N
Static axial stiffness, preload class B		303	N/µm
Preload class C	G_C	2080	N
Static axial stiffness, preload class C		401	N/µm
Preload class D	G_D	4160	N
Static axial stiffness, preload class D		540	N/µm
Calculation factors
Calculation factor	f	1.09
Calculation factor	f₁	0.99
Calculation factor	f_2A	1
Calculation factor	f_2B	1.01
Calculation factor	f_2C	1.02
Calculation factor	f_2D	1.05
Calculation factor	f_HC	1
Calculation factor	e	0.68
Calculation factor (single, tandem)	Y₂	0.87
Calculation factor (single, tandem)	Y₀	0.38
Calculation factor (single, tandem)	X₂	0.41
Calculation factor (back-to-back, face-to-face)	Y₁	0.92
Calculation factor (back-to-back, face-to-face)	Y₂	1.41
Calculation factor (back-to-back, face-to-face)	Y₀	0.76
Calculation factor (back-to-back, face-to-face)	X₂	0.67

Mass

Mass bearing

1.46

Model Number: 7216 ACD/P4A
Inner Diameter：80mm Outer Diameter：140mm Width：26mm
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,car shock absorber,Medical room equipment,raw material accessories,labor insurance,Ball screw,wall industry,plastic rolling,injection molding machine,Pneumatic Control Valves,Gripper Swing
Similar models:7216 ACD/P4A S7216 CD/P4A S7216 CD/HCP4A S7216 ACD/HCP4A 7216 BECBM 7216 ACD/HCP4A 7216 BECBPH 7216 BEGAF 7216 BEGAPH 7216 BEGAP
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Hot number： 1726209 B-2RS1/VP274 27525 37320 6311/HC5C3 6315 M 63796 66222 7001 ACE/P4A FYTWR 25 YTHR GS 81120 NNCF 4864 CV PBM 202840 M1G1 PFT 1.1/4 TF SAFS 22640 x 7.1/4 TLC SY 1.11/16 TDW