Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF S7211 ACD/P4A

S7211 ACD/P4A

Dimensions

d		55	mm
D		100	mm
B		21	mm
d₁		68.9	mm
d₂		68.9	mm
D₂		89.1	mm
r_1,2	min.	1.5	mm
r_3,4	min.	0.6	mm
a		28.7	mm

Abutment dimensions

d_a	min.	64	mm
d_a	max.	68.1	mm
d_b	min.	64	mm
d_b	max.	68.1	mm
D_a	max.	91	mm
D_b	max.	95.8	mm
r_a	max.	1.5	mm
r_b	max.	0.6	mm

Calculation data

Basic dynamic load rating	C	52.7	kN
Basic static load rating	C₀	40.5	kN
Fatigue load limit	P_u	1.73	kN
Attainable speed for grease lubrication		13000	r/min
Ball diameter	D_w	14.288	mm
Number of balls	z	15
Preload and stiffness (back-to-back, face-to-face)
Preload class A	G_A	330	N
Static axial stiffness, preload class A		172	N/µm
Preload class B	G_B	660	N
Static axial stiffness, preload class B		224	N/µm
Preload class C	G_C	1320	N
Static axial stiffness, preload class C		296	N/µm
Preload class D	G_D	2640	N
Static axial stiffness, preload class D		399	N/µm
Calculation factors
Calculation factor	f	1.08
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

0.62

Model Number: S7211 ACD/P4A
Inner Diameter：55mm Outer Diameter：100mm Width：21mm
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:special broaching machine,building decoration raw materials and accessories,preservation equipment,Automation,squeeze machine etc,storage shelves,Laser Devices,chemical raw materials and reagents,Vertical machining,Performance test,organic raw materials
Similar models:7211 ACD/HCP4A 7211 BEGBY 7211 BECBM 7211 ACCBM 7211 BECBJ 7211 CD/HCP4A 7211 CD/P4A 7211 BECBP S7211 CD/HCP4A 7211 BEP
BEARING POWER International Trading Co.,Ltd. specialize in S7211ACD/P4A products，there is large inventory of SKF S7211 ACD/P4A Angular contact ball bearings, super-precision. We has been built up long-term cooperation with SKF company, could make a bulk order of the S7211 ACD/P4A Which SKF S7211ACD/P4A 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
10112	25.4	49.23	6.35	Seals
53307 + U 307	35	68	25.6	Bearings, units and housings
70008	177.8	203.2	12.7	Seals
85x100x9 HMS5 RG	85	100	9	Seals
FY 1/2 TF	12.7	-	-	Bearings, units and housings
GRA 3040	200	270	82	Bearings, units and housings
K 12x18x12 TN	12	18	12	Bearings, units and housings
N 096	60.579	-	479.9076	Bearings, units and housings
OKCX 530	530		-
SAF 22320	100	-	-	Bearings, units and housings
SAW 23230 T	150	-	-	Bearings, units and housings
WS 81217	85		9.5	Bearings, units and housings

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Hot number： 14974 1726310 B-2RS1/VP274 23056 CC/W33 31353 45x80x8 CRW1 R 7211 ACD/HCP4A BT2B 332237 A/HA1 GEZ 500 ESL-2LS H 211 HJ 1080 K 17x21x17 PRMF 606560 SAF 22530 x 5.1/4 T SNW 13x2.5/16 SNW 3030x5.3/16