Bearings, units and housings -- Roller bearings -- Cylindrical roller bearings -- Double row cylindrical roller bearings -- Cylindrical roller bearings, double row SKF 312844

312844

Design

Design variant/feature

NNU.3/W33WI

Dimensions

d		529.91	mm
D		870	mm
B		335	mm
D₁	≈	751	mm
F		615	mm
b		22.3	mm
K		12	mm
r_1,2	min.	7.5	mm
r_3,4	min.	7.5	mm
s	max.	11.4	mm

Abutment dimensions

d_a	min.	562	mm
d_a	max.	600	mm
d_b	min.	620	mm
D_a	max.	838	mm
r_a	max.	6	mm
r_b	max.	6	mm

Calculation data

Basic dynamic load rating	C	7810	kN
Basic static load rating	C₀	16600	kN
Fatigue load limit	P_u	1220	kN
Reference speed		500	r/min
Limiting speed		750	r/min
Calculation factor	k_r	0.34

Mass

Mass bearing

830

Model Number: 312844
Inner Diameter：529.91mm Outer Diameter：870mm Width：335mm
Reference speed:750 r/min Limiting speed:500 r/min
Type：Bearings, units and housings Roller bearings Cylindrical roller bearings Double row cylindrical roller bearings
Details： Double row cylindrical roller bearings Cylindrical roller bearings, double row
Update date：2024-12-13
Application:Medical room equipment,medical equipment,sanitation facilities,gantry processing,safety testing,Industrial,Digital Generator,Gear grinding machine,textile machinery,Dental Drill etc,welding equipment
Similar models:312844 312844/VJ202
BEARING POWER International Trading Co.,Ltd. specialize in 312844 products，there is large inventory of SKF 312844 Double row cylindrical roller bearings. We has been built up long-term cooperation with SKF company, could make a bulk order of the 312844 Which SKF 312844 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.

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