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 312 N2MA

QJ 312 N2MA

SKF Explorer

Dimensions

d		60	mm
D		130	mm
B		31	mm
d₁	≈	77	mm
D₁	≈	106	mm
a		67	mm
h		8.1	mm
b		6.5	mm
r₀		1	mm
r_1,2	min.	2.1	mm

Abutment dimensions

d_a	min.	72	mm
D_a	max.	118	mm
r_a	max.	2	mm

Calculation data

Basic dynamic load rating	C	156	kN
Basic static load rating	C₀	137	kN
Fatigue load limit	P_u	5.85	kN
Limiting speed		9000	r/min
Calculation factor	A	54.948
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

2.15

Model Number: QJ 312 N2MA
Inner Diameter：60mm Outer Diameter：130mm Width：31mm
Reference speed:9000 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：2026-04-16
Application:Other machinery,sucker industry,hydraulic control element,climb ladder,Roller mill,Industrial,special broaching machine,Vacuum generator,roller lathe,luminescent reagent,E Beauty
Similar models:6312-2RS1 2212 EKTN9 + H 312 AHX 3126 GEZ 312 ES 52312 FSAF 1312 T AHX 3120 331290 NUP 312 ECML 31312
BEARING POWER International Trading Co.,Ltd. specialize in QJ312N2MA products，there is large inventory of SKF QJ 312 N2MA Four-point contact ball bearings. We has been built up long-term cooperation with SKF company, could make a bulk order of the QJ 312 N2MA Which SKF QJ312N2MA is the most authentic, must choose BEARING POWER, what a whole variety, reasonable price, guaranteed quality, prompt delivery via Global express. Any inquiry, never hesitate to E-mail or call +86-022-58519721 to contact us.

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