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 307 N2MA

QJ 307 N2MA

SKF Explorer

Dimensions

d		35	mm
D		80	mm
B		21	mm
d₁	≈	46.2	mm
D₁	≈	64.3	mm
a		40	mm
h		4	mm
b		5.5	mm
r₀		0.5	mm
r_1,2	min.	1.5	mm

Abutment dimensions

d_a	min.	44	mm
D_a	max.	71	mm
r_a	max.	1.5	mm

Calculation data

Basic dynamic load rating	C	64	kN
Basic static load rating	C₀	51	kN
Fatigue load limit	P_u	2.16	kN
Limiting speed		15000	r/min
Calculation factor	A	7.437
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

0.57

Model Number: QJ 307 N2MA
Inner Diameter：35mm Outer Diameter：80mm Width：21mm
Reference speed:15000 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：2025-12-09
Application:non-ferrous metal alloy,Pneumatic Control Valves,fabric products,medical treatment,Other Machine Tools,other CNC,Water Monitoring,ventilation fans,transportation equipment,food add,sucker industry
Similar models:BSA 307 C 6307-2Z/VA208 SNL 3072 TURT 4307 ATN9 SNP 3076x14 7307 BEP RNU 307 ECP W 6307-2RS1 H 307 EL SNL 3076 TURT
BEARING POWER International Trading Co.,Ltd. specialize in QJ307N2MA products，there is large inventory of SKF QJ 307 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 307 N2MA Which SKF QJ307N2MA 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.

Model No.	Inner Diameter	Outer Diameter	Width	Type
23220 CC/W33	100	180	60.3	Bearings, units and housings
6316 M	80	170	39	Bearings, units and housings
7000 ACE/HCP4A	10	26	8	Bearings, units and housings
7001 CE/P4AH	12	28	8	Bearings, units and housings
7038 CD/HCP4A	190	290	46	Bearings, units and housings
AHX 2317	80	85	74	Bearings, units and housings
BEAS 030062-2RZ	30	62	28	Bearings, units and housings
FSYE 3 7/16-18	87.3125	-	-	Bearings, units and housings
H 3038	170	190	112	Bearings, units and housings
K 81120 TN	100	135		Bearings, units and housings
SY 1. TF/VA228	25.4	-	-	Bearings, units and housings
TU 50 TF	50	-	-	Bearings, units and housings

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