QJ319-N2-MPA-C2

Four-point contact bearing

Four point contact bearing QJ3..-N2-MPA, holding grooves, solid brass cage

Display units

Metric

Imperial

Main Dimensions & Performance Data

d	95 mm	Bore diameter
D	200 mm	Outside diameter
B	45 mm	Width
C_r	285,000 N	Basic dynamic load rating, radial
C_0r	315,000 N	Basic static load rating, radial
C_ur	14,500 N	Fatigue load limit, radial
n_G	5,900 1/min	Limiting speed
n_ϑr	3,250 1/min	Reference speed
≈m	7.45 kg	Weight

Mounting dimensions

d_{a min}	109 mm	Minimum diameter shaft shoulder
D_{a max}	186 mm	Maximum diameter of housing shoulder
r_{a max}	2.5 mm	Maximum fillet radius

Dimensions

r_min	3 mm	Minimum chamfer dimension
D₁	165.4 mm	Shoulder diameter outer ring
d₁	131.2 mm	Shoulder diameter inner ring
a	103 mm	Distance between the apexes of the pressure cones
a_n	11.7 mm	Hight retaining slot
b_n	10.5 mm	Width retaining slot
r_n	2 mm	Radius retaining slot
	45 °	Angle retaining slot
α	35 °	Contact angle

Temperature range

T_min	-30 °C	Operating temperature min.
T_max	150 °C	Operating temperature max.

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Your current product variant

Cage	MPA	solid brass cage, outer ring guided
Design, bearing outer ring	N2	two retaining grooves in the outer ring on one side
Tolerance class	PN	Normal (PN)
Dimensional / heat stabilization	S0	Rings dimensional stabilized up to 150°
Axial internal clearance	C2	Group 2 (C2), smaller than CN

Characteristics

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