Product number:

DKLFA 2590 2RS

Brand:

Product name:

bearing

Sizes:

25X57/90X38

Inquiry Subscribe

DKLFA2590-2RS INA

Angular contact ball bearing units DKLFA..-2RS, double direction, for screw mounting, lip seals on both sides, with flattened flange

d	Bore diameter	25 mm
D	Outside diameter	57 mm
B	Width	38 mm
Ca	Basic dynamic load rating, axial HL	53.000 N
Ca	Basic dynamic load rating, axial	27.500 N
C0a	Basic static load rating, axial HL	144.000 N
C0a	Basic static load rating, axial	55.000 N
Cua	Fatigue load limit, axial HL	3.950 N
Cua	Fatigue load limit, axial	2.450 N
nG Grease	Limiting speed for grease lubrication	4.400 1/min
nϑ	Thermally permissible speed	2.000 1/min
≈m	Weight	0,907 kg
da min	Minimum diameter shaft shoulder	32 mm
da max	Maximum diameter of shaft shoulder	48 mm
n	Number of screws	6
d1	Rib diameter inner ring	40,5 mm
D1	Flange diameter	90 mm
rmin	Minimum chamfer dimension	0,3 mm
r1 min	Minimum chamfer dimension 1	0,6 mm
B1	Thickness of flange	22 mm
d2	Fixing boring diameter	8,8 mm
J	Pitch circle diameter (holes)	75 mm
A	Flange width	70 mm
Tmin	Operating temperature min.	-30 °C
Tmax	Operating temperature max.	120 °C
MRL	Bearing friction torque	0,6 Nm
caL	Rigidity axial	850 N/µm
caL	Rigidity axial (HL)	1.200 N/µm
ckL	Tilting stiffness	370 Nm/mrad
Mm	Mass moment of inertia	1,12 kg * cm²
(3) r	recommended INA precision locknut for radial locking 3	ZM30
(1), (2) r	recommended INA precision locknut for axial locking 1,2	AM25
MA	Tightening torque nut	25 Nm
(1), (2) a	required locknut force axial 1	9.670 N
Sealing	Contact lip seals on both sides	2RS