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 MA

QJ 312 MA

SKF Explorer

Dimensions

d		60	mm
D		130	mm
B		31	mm
d₁	≈	77	mm
D₁	≈	106	mm
a		67	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 MA
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：2024-12-13
Application:Medical printer,Roller,steam Hydraulic control element,chemical raw materials and reagents,bio-chemical,tapping machine,Spectrum Products,Cleaning equipment,aerial work equipment,hook,hardware
Similar models:7312 BECBJ 312 HA 3126 L 30312 HA 3124 L H 2312 30312/DF GEZM 312 ES-2RS 4312 ATN9 21312 E
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Model No.	Inner Diameter	Outer Diameter	Width	Type
15x32x7 CRW1 R	15	32	7	Seals
3060	7.9502	15.9	3.96	Seals
6011 NR	55	90	18	Bearings, units and housings
75046	190.5	222.25	12.7	Seals
90546	-	-	22	Seals
KRV 80 PPXA	-	80	35	Bearings, units and housings
NKI 15/20	15	27	20	Bearings, units and housings
OKTC 385	-	585	-
PBMF 284016 M1G1	28	40	16	Bearings, units and housings
SAW 23538 x 7 TLC	177.8	-	-	Bearings, units and housings
SNL 3068 TURT	320	-	-	Bearings, units and housings
XHCE 035/OK 80	80	279	-	Coupling systems

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