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 309 N2MA

QJ 309 N2MA

SKF Explorer

Dimensions

d		45	mm
D		100	mm
B		25	mm
d₁	≈	58	mm
D₁	≈	81.2	mm
a		51	mm
h		5	mm
b		6.5	mm
r₀		0.5	mm
r_1,2	min.	1.5	mm

Abutment dimensions

d_a	min.	54	mm
D_a	max.	91	mm
r_a	max.	1.5	mm

Calculation data

Basic dynamic load rating	C	100	kN
Basic static load rating	C₀	83	kN
Fatigue load limit	P_u	3.55	kN
Limiting speed		12000	r/min
Calculation factor	A	20.15
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

1.05

Model Number: QJ 309 N2MA
Inner Diameter：45mm Outer Diameter：100mm Width：25mm
Reference speed:12000 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：2021-06-06
Application:injection molding machine,municipal machinery,laser devices,transportation equipment,Oral Image,Energy saving energy saving energy saving energy saving energy saving energy saving energy saving energy saving energy saving energy saving energy saving,CNC,EEG,Pump,medical equipment,preservation equipment
Similar models:SAF 1309 T NJ 2309 ECP 6309/HR22Q2 21309 E 1309 EKTN9 NU 2309 ECP 7309 BECBP AOHX 3092 G 31309T62.5/DB 309 NR
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Model No.	Inner Diameter	Outer Diameter	Width	Type
16362	41.275	69.85	6.35	Seals
23126 CCK/W33	130	210	64	Bearings, units and housings
24156 CCK30/W33	280	460	180	Bearings, units and housings
3725	9.525	22.23	6.35	Seals
50x70x10 HMSA10 V	50	70	10	Seals
51101 V/HR11Q1	12	26	9	Bearings, units and housings
51101 V/HR11T1	12	26	9	Bearings, units and housings
53218 + U 218	90	135	38.5	Bearings, units and housings
6204 NR	20	47	14	Bearings, units and housings
N 28/630 ECMB/HB1	630	780	88	Bearings, units and housings
RLS 9-2RS1	28.575	63.5	15.875	Bearings, units and housings
SAF 1515 TLC	61.9125	-	-	Bearings, units and housings

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Hot number： 1000232 1988/1922 231/530 CAK/W33 + AOH 31/530 BD-23268 CAK/W33-OH 3268 H 593047 718/850 AMB BMO-6204/048S2/UA008A BD-BS2-2208-2RSK/VT143-H 2308 E KR 72 XB SAF 1216 TLC SNW 122x4 SSAFS 23024 KATLC x 4.3/16 SYR 3 N-118 W 11 W 627/3-2Z