Product number:

QJ 1252 MPA

Brand:

Product name:

bearing

Sizes:

260X480X90

Replacements:

QJ 1252 MA

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QJ1252-MPA FAG

d	Bore diameter	260 mm
D	Outside diameter	480 mm
B	Width	90 mm
Cr	Basic dynamic load rating, radial	760.000 N
C0r	Basic static load rating, radial	1.480.000 N
Cur	Fatigue load limit, radial	43.500 N
nG	Limiting speed	2.360 1/min
nϑr	Reference speed	1.210 1/min
≈m	Weight	78 kg
da min	Minimum diameter shaft shoulder	280 mm
Da max	Maximum diameter of housing shoulder	460 mm
ra max	Maximum fillet radius	4 mm
rmin	Minimum chamfer dimension	5 mm
D1	Shoulder diameter outer ring	398,2 mm
d1	Shoulder diameter inner ring	342,25 mm
a	Distance between the apexes of the pressure cones	740 mm
α	Contact angle	45 °
Tmin	Operating temperature min.	-30 °C
Tmax	Operating temperature max.	200 °C
Cage	solid brass cage, outer ring guided	MPA
Design, bearing outer ring	Standard	S
Coating		Without
Tolerance class	Normal (PN)	PN
Dimensional / heat stabilization	Rings dimensional stabilized up to 200°	S1
Axial internal clearance	Group N (CN)	CN