QJ 344 N2MA - Four Point Contact Angular Contact Ball Bearings - Shandong Zhio bearing Technology Co., LTD

model	QJ 344 N2MA
Metering system	Metric system
Bearing Type	Ball
Interior Design	High speed
Load Direction	Radial force and axial force
Structure	Single Column
Seal Type	Open
Inside Diameter	220 mm
Inner Diameter Tolerance	-0.022mm to 0
Outer Diameter	460 mm
Outer Diameter Tolerance	-0.033mm to 0
Width	88 mm
Width Tolerance	-0.05mm to 0
Inner ring shoulder diameter (largest side) (d1)	308 mm
Outer Ring Shoulder Diameter (Large Side) (D1)	372 mm
Chamfer size(r1 2)(min)	5 mm
Distance from pressure point (a)	238 mm
Ferrule Material	51200 Chrome steel
Ball Material	51200 Chrome steel
Cage Material	Brass cage
Dynamic Radial Load	780 kN
Static Radial Load	1400 kN
Max Speed(X1000 rpm)	2.4
Lubricant	Lubricant Added
Temperature Range	-30° to 110 °C
ABEC Standard	P6 (ABEC-3)
RoHS Standard	Conform
REACH Standard	Conform
Weight	78 kg

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