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 207 N2MA

QJ 207 N2MA

SKF Explorer

Dimensions

d		35	mm
D		72	mm
B		17	mm
d₁	≈	44	mm
D₁	≈	59	mm
a		37	mm
h		3.5	mm
b		4.5	mm
r₀		0.5	mm
r_1,2	min.	1.1	mm

Abutment dimensions

d_a	min.	42	mm
D_a	max.	65	mm
r_a	max.	1	mm

Calculation data

Basic dynamic load rating	C	49	kN
Basic static load rating	C₀	41.5	kN
Fatigue load limit	P_u	1.76	kN
Limiting speed		17000	r/min
Calculation factor	A	4.73
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

0.35

Model Number: QJ 207 N2MA
Inner Diameter：35mm Outer Diameter：72mm Width：17mm
Reference speed:17000 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：2025-12-09
Application:Processing machinery,Antenna Potentials,Safety protection,Cylinder Type,small diesel generators,aerial work platform,embroidery cloth,Ball screw,set bacteria instrument,mechanical and electrical,rehabilitation training equipment
Similar models:6207/HR22T2 N 2207 ECM YEL 207-107-2F YAR 207-2RF 6207-RSH NJ 207 ECPH S7207 ACD/P4A YSA 207-2FK + H 2307 YAR 207-107-2FW/VA201 3207 A
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Model No.	Inner Diameter	Outer Diameter	Width	Type
11405	28.575	72.01	9.53	Seals
19x30x8 HMSA10 RG	19	30	8	Seals
30087	76.2	114.3	11.13	Seals
590408	222.25	254	15.88	Seals
71924 ACE/P4AH1	120	165	22	Bearings, units and housings
90777	-	-	39	Seals
FYWK 3/4 YTH	19.05	-	-	Bearings, units and housings
H 3136 L	160	180	131	Bearings, units and housings
NU 1011 ECM/HC5C3	55	90	18	Bearings, units and housings
OKCX 250	250		-
QJ 238 N2MA	190	340	55	Bearings, units and housings
Z 013	65	-	7	Seals

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