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 1272 N2MA

QJ 1272 N2MA

Dimensions

d		360	mm
D		650	mm
B		122	mm
d₁	≈	472	mm
D₁	≈	538	mm
a		505	mm
h		20.5	mm
b		25	mm
r₀		3	mm
r_1,2	min.	6	mm

Abutment dimensions

d_a	min.	388	mm
D_a	max.	622	mm
r_a	max.	5	mm

Calculation data

Basic dynamic load rating	C	1110	kN
Basic static load rating	C₀	2600	kN
Fatigue load limit	P_u	49	kN
Limiting speed		1500	r/min
Calculation factor	e	1.34
Calculation factor	X	0.54
Calculation factor	Y₀	0.44
Calculation factor	Y₁	0.47
Calculation factor	Y₂	0.81

Mass

Mass bearing

190

Model Number: QJ 1272 N2MA
Inner Diameter：360mm Outer Diameter：650mm Width：122mm
Reference speed:1500 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:PVC,relay,die casting mold,industrial skin care,Other machinery,Internal thread type,Air,equipment and,paper processing machine,Industrial,key lock
Similar models:QJ 1272 N2MA 51272 F 81272 M
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Model No.	Inner Diameter	Outer Diameter	Width	Type
1700558	431.8	482.6	20.62	Seals
18412	46.8376	63.55	9.53	Seals
28x44x6 HMS5 RG	28	44	6	Seals
306-ZNR	30	72	19	Bearings, units and housings
50x68x8 HMS5 V	50	68	8	Seals
71914 ACD/P4A	70	100	16	Bearings, units and housings
7313 BECBM	65	140	33	Bearings, units and housings
AS 1226	12	26	1	Bearings, units and housings
GE 220 ES-2RS	220	320	135	Bearings, units and housings
NJ 28/710 ECMA	710	870	95	Bearings, units and housings
NNF 5006 ADB-2LSV	30	55	34	Bearings, units and housings
SNL 3040	170	-	-	Bearings, units and housings

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