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 1284 N2MA

QJ 1284 N2MA

Dimensions

d		420	mm
D		760	mm
B		150	mm
d₁	≈	549	mm
D₁	≈	631	mm
a		590	mm
h		20.5	mm
b		25	mm
r₀		3	mm
r_1,2	min.	7.5	mm

Abutment dimensions

d_a	min.	456	mm
D_a	max.	724	mm
r_a	max.	6	mm

Calculation data

Basic dynamic load rating	C	1430	kN
Basic static load rating	C₀	3750	kN
Fatigue load limit	P_u	64	kN
Limiting speed		1300	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

315

Model Number: QJ 1284 N2MA
Inner Diameter：420mm Outer Diameter：760mm Width：150mm
Reference speed:1300 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：2024-12-13
Application:raw material accessories,Spectrum Products,rock drilling machinery,top industry,ignition system,tire industry,Industrial,medical equipment,hydraulic cylinder buffer,Traffic Fire Protection Equipment Security equipment,bio-chemical
Similar models:QJ 1284 N2MA 81284 M 51284 F 312844/VJ202 312844
BEARING POWER International Trading Co.,Ltd. specialize in QJ1284N2MA products，there is large inventory of SKF QJ 1284 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 1284 N2MA Which SKF QJ1284N2MA 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
22x42x10 HMS5 V	22	42	10	Seals
48x79x17.5 CRSA1 P	48	79	17.5	Seals
50x80x8 HMS5 V	50	80	8	Seals
7317 BECBF	85	180	41	Bearings, units and housings
FSAF 1516 x 2.3/4 TLC	69.85	-	-	Bearings, units and housings
HE 2318 E/L73	82.55	120	73	Bearings, units and housings
IR 25x30x32	25	30	32	Bearings, units and housings
NU 1044 ML	220	340	56	Bearings, units and housings
NF 3084 ECMB	420	620	150	Bearings, units and housings
NNU 41/630 M/W33	630	1030	400	Bearings, units and housings
NNU 4168 K30M/W33	340	580	243	Bearings, units and housings
QJ 1060 N2MA	300	460	74	Bearings, units and housings

Purchase the SKF QJ 1284 N2MA Angular contact ball bearings, four-point contact ball bearings Please fill in the following

Hot number： 12x22x5 HMS5 V 15x32x7 HMS5 RG 18 VA R 23976 CCK/W33 50x68x8 HMSA10 V 6022 6209 N 7024 ACD/P4AH1 708/600 AMB FSYE 2 15/16 N-118 MB 15 NUP 211 ECJ PBM 152230 M1G1 PCZ 2816 E QJ 224 N2MA