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 308 N2MA

QJ 308 N2MA

SKF Explorer

Dimensions

d		40	mm
D		90	mm
B		23	mm
d₁	≈	52	mm
D₁	≈	72.5	mm
a		46	mm
h		4	mm
b		5.5	mm
r₀		0.5	mm
r_1,2	min.	1.5	mm

Abutment dimensions

d_a	min.	49	mm
D_a	max.	81	mm
r_a	max.	1.5	mm

Calculation data

Basic dynamic load rating	C	78	kN
Basic static load rating	C₀	64	kN
Fatigue load limit	P_u	2.7	kN
Limiting speed		14000	r/min
Calculation factor	A	11.177
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

0.78

Model Number: QJ 308 N2MA
Inner Diameter：40mm Outer Diameter：90mm Width：23mm
Reference speed:14000 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:Pneumatic Control Valves,Doppler,Beauty and Body,engineering machine,scientific instruments,historical instruments,welding equipment,,large agricultural machinery,textile machinery,power protection
Similar models:C 3080 KM GEZM 308 ES-2RS 6308 N 89308 TN BSA 308 C NCF 3084 CV NU 2308 ECJ SNL 3084 ATURA NJ 308 ECJ 308-Z
BEARING POWER International Trading Co.,Ltd. specialize in QJ308N2MA products，there is large inventory of SKF QJ 308 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 308 N2MA Which SKF QJ308N2MA 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
1550 VRME R	1467	-	-	Seals
403756	337	-	-	Seals
BT4B 328045/HA1	604.838	787.4	-	Bearings, units and housings
BD-C 2220 K-H 320 E	90	180	46	Bearings, units and housings
FY 15/16 TF	23.812	-	-	Bearings, units and housings
NJ 220 ECM	100	180	34	Bearings, units and housings
NUP 2318 ECP	90	190	64	Bearings, units and housings
PCM 141620 E	14	16	20	Bearings, units and housings
PCM 859060 E	85	90	60	Bearings, units and housings
SAF 1613 x 2.1/4 T	57.15	-	-	Bearings, units and housings
W 61911	55	80	13	Bearings, units and housings
YAR 204-012-2RFGR/HV	19.05	47	31	Bearings, units and housings

Purchase the SKF QJ 308 N2MA Angular contact ball bearings, four-point contact ball bearings Please fill in the following

Hot number： 2088610 29316 6317-2Z 708 ACE/P4A 87566 BT4B 334092 AG/HA1 DMB 20/24 FSAF 1314 T GS 81113 LM 29749/711 MVR2-50 PPM 141620 SAF 1520 x 3.3/8 TLC SAF 1620 x 3.1/2 TLC SAW 23534 x 5.7/8 TLC