Bearings, units and housings -- Ball bearings -- Angular contact ball bearings -- Four-point contact ball bearings -- Angular contact ball bearings, four-point contact ball bearings SKF QJ 208 N2MA

QJ 208 N2MA

SKF Explorer

Dimensions

d		40	mm
D		80	mm
B		18	mm
d₁	≈	49.5	mm
D₁	≈	66	mm
a		42	mm
h		4	mm
b		5.5	mm
r₀		0.5	mm
r_1,2	min.	1.1	mm

Abutment dimensions

d_a	min.	47	mm
D_a	max.	73	mm
r_a	max.	1	mm

Calculation data

Basic dynamic load rating	C	56	kN
Basic static load rating	C₀	49	kN
Fatigue load limit	P_u	2.08	kN
Limiting speed		15000	r/min
Calculation factor	A	6.602
Calculation factor	e	0.95
Calculation factor	X	0.6
Calculation factor	Y₀	0.58
Calculation factor	Y₁	0.66
Calculation factor	Y₂	1.07

Mass

Mass bearing

0.45

Model Number: QJ 208 N2MA
Inner Diameter：40mm Outer Diameter：80mm Width：18mm
Reference speed:15000 r/min Limiting speed:-
Type：Bearings, units and housings Ball bearings Angular contact ball bearings Four-point contact ball bearings
Details： Four-point contact ball bearings Angular contact ball bearings, four-point contact ball bearings
Update date：2021-06-05
Application:axle lathe,Technical Equipment,Vertical pull,ventilation fans,bathroom facilities,Die,meat products machine,reinforced machinery,car steering pin,Forming mold,training beds etc
Similar models:S7208 ACD/P4A YAR 208-108-2FW/VA201 7208 BECBPH NUP 208 ECJ 7208 ACD/P4A FBSA 208/DF 6208 FBSA 208/QBC GEZ 208 ES YAR 208-108-2RF
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62213-2RS1	65	120	31	Bearings, units and housings
90896	-	-	20	Seals
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NU 313 ECM	65	140	33	Bearings, units and housings
PCM 140145120 E	140	145	120	Bearings, units and housings
S71920 CD/P4A	100	140	20	Bearings, units and housings
SAF 22632 x 5.3/8 TLC	136.525	-	-	Bearings, units and housings
SY 1.3/16 FM	30.163	-	-	Bearings, units and housings

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