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：2025-12-09
Application:wheel lathe,Beauty and Body,plastic rolling,Animal Tracking,pump industry,luminescent reagent,ship special,position switch,food safety,vertical processing,metallurgy
Similar models:312844/VJ202 312844
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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17341	44.45	62	6.35	Seals
418502	1675	-	-	Seals
594369	273.05	-	-	Seals
7210 BECBPH	50	90	20	Bearings, units and housings
870 VRME R	833	-	-	Seals
AH 24124	115	120	93	Bearings, units and housings
BT2B 334024/HA3	406.4	566.1	-	Bearings, units and housings
GEP 750 FS	750	1060	530	Bearings, units and housings
NUH 2224 ECMH	120	215	58	Bearings, units and housings
NJ 216 ECJ	80	140	26	Bearings, units and housings
NU 236 ECM	180	320	52	Bearings, units and housings
SAF 23024 KAT x 4.1/8	103.1875	-	-	Bearings, units and housings

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