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 312 N2MA

QJ 312 N2MA

SKF Explorer

Dimensions

d		60	mm
D		130	mm
B		31	mm
d₁	≈	77	mm
D₁	≈	106	mm
a		67	mm
h		8.1	mm
b		6.5	mm
r₀		1	mm
r_1,2	min.	2.1	mm

Abutment dimensions

d_a	min.	72	mm
D_a	max.	118	mm
r_a	max.	2	mm

Calculation data

Basic dynamic load rating	C	156	kN
Basic static load rating	C₀	137	kN
Fatigue load limit	P_u	5.85	kN
Limiting speed		9000	r/min
Calculation factor	A	54.948
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

2.15

Model Number: QJ 312 N2MA
Inner Diameter：60mm Outer Diameter：130mm Width：31mm
Reference speed:9000 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：2026-06-24
Application:coupling type,non-motor vehicle Electric car,tapered grinder,baler,shoe-making machinery,sheet industry,Cylinder Standard,Leather Products,Surveying Surveying Instruments,SPA equipment,milling head plug
Similar models:2312 K GEZ 312 ESX-2LS BD-C 2226 K-H 3126 L N 312 ECM BD-23122 CCK/W33-AHX 3122 33122/DF BD-23124 CCK/W33-H 3124 30312 BD-22224 EK-AHX 3124 HA 3124
BEARING POWER International Trading Co.,Ltd. specialize in QJ312N2MA products，there is large inventory of SKF QJ 312 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 312 N2MA Which SKF QJ312N2MA 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

6020 NR
6383
7010 ACE/HCP4AH1
SILKAC 16 M
SNL 320 TURU

Purchase the SKF QJ 312 N2MA Angular contact ball bearings, four-point contact ball bearings Please fill in the following

Hot number： 100x150x12 HMS5 RG 17707 3100562 360 VE R 99868 AOH 31/630 FYE 2 1/2 N HE 3128 L IR 120x135x45 IR 22x28x17 KMTA 15 SAF 22522 x 3.7/8 TLC SAW 23532 x 5.3/8 T YARAG 207 Z 002 F

Model No.	Inner Diameter	Outer Diameter	Width	Type
6020 NR
6383
7010 ACE/HCP4AH1
SILKAC 16 M
SNL 320 TURU