Bearings, units and housings -- Roller bearings -- Cylindrical roller bearings -- Single row cylindrical roller bearings -- Cylindrical roller bearings, single row SKF NU 31/500 ECMA/HB1

NU 31/500 ECMA/HB1

Dimensions

d		500	mm
D		830	mm
B		264	mm
D₁	≈	728	mm
F		576	mm
r_1,2	min.	7.5	mm
s	max.	14.5	mm

Abutment dimensions

d_a	min.	532	mm
d_a	max.	564	mm
d_b	min.	581	mm
D_a	max.	798	mm
r_a	max.	6	mm

Calculation data

Basic dynamic load rating	C	6440	kN
Basic static load rating	C₀	12000	kN
Fatigue load limit	P_u	880	kN
Reference speed		600	r/min
Limiting speed		1000	r/min
Calculation factor	k_r	0.21
Limiting value	e	0.3
Axial load factor	Y	0

Mass

Mass bearing

595

Model Number: NU 31/500 ECMA/HB1
Inner Diameter：500mm Outer Diameter：830mm Width：264mm
Reference speed:1000 r/min Limiting speed:600 r/min
Type：Bearings, units and housings Roller bearings Cylindrical roller bearings Single row cylindrical roller bearings
Details： Single row cylindrical roller bearings Cylindrical roller bearings, single row
Update date：2025-12-09
Application:switch,Vertical pull,sucker industry,cleaners,Flame Cutting,aerial work platform,Surveying Surveying Instruments,machining,Gas turbine,vertical pull,agricultural testing and analysis equipment and related
Similar models:7310 BE-2RZP BD-23144-2CS5K/VT143-OH 3144 HTL BT4B 331093 BG/HA1 N 313 ECM C 3160 H 319 6316-2Z H 315 E 313685 B YSA 213-2FK + HA 2313
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85 VS V	76	-	-	Seals
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BD-C 2215 K-AH 315 G	70	130	31	Bearings, units and housings
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OKBS 45	45	-	-
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