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 1021 N2MA/C4

QJ 1021 N2MA/C4

Dimensions

d		105	mm
D		160	mm
B		26	mm
d₁	≈	124	mm
D₁	≈	141	mm
a		93	mm
h		5	mm
b		6.5	mm
r₀		0.5	mm
r_1,2	min.	2	mm

Abutment dimensions

d_a	min.	115	mm
D_a	max.	150	mm
r_a	max.	2	mm

Calculation data

Basic dynamic load rating	C	135	kN
Basic static load rating	C₀	170	kN
Fatigue load limit	P_u	6.3	kN
Limiting speed		6700	r/min
Calculation factor	A	80.347
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

Model Number: QJ 1021 N2MA/C4
Inner Diameter：105mm Outer Diameter：160mm Width：26mm
Reference speed:6700 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：2026-08-19
Application:rubber products machinery and equipment,Antenna Potentials,Pneumatic Actuator,aerial work platform,pump,car,walking Food processing machinery and equipment,knitted fabrics,motor,test laboratory equipment and accessories,organic raw materials
Similar models:QJ 1021 N2MA/C4 N 1021 KTNHA/HC5SP N 1021 KTN9/HC5SP PCM 210215100 E N 1021 KTNHA/SP NU 1021 ML N 1021 KTN9/SP NU 1021 M PCM 210215100 M
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Model No. Inner Diameter Outer Diameter Width Type

292/600 EM
7212 ACD/P4A
7308 BEGBP
HA 2318 E/L73
HJ 2316 EC

Purchase the SKF QJ 1021 N2MA/C4 Angular contact ball bearings, four-point contact ball bearings Please fill in the following

Hot number： 24x47x8 CRW1 R 32032 X 71915 ACD/P4AL 89947 FSAF 1613 x 2.1/8 T FYJ 515 GB 4934 HM 30/750 MS 30/800-750 NA 4830 NA 6910 PCZ 2832 E PCZ 9648 E PSM 455545 A51 SAF 22617 x 2.7/8 T

Model No.	Inner Diameter	Outer Diameter	Width	Type
292/600 EM
7212 ACD/P4A
7308 BEGBP
HA 2318 E/L73
HJ 2316 EC