Bearings, units and housings -- Roller bearings -- Cylindrical roller bearings -- Single row cylindrical roller bearings -- Cylindrical roller bearings, single row SKF NU 20/630 ECMA

NU 20/630 ECMA

Dimensions

d		630	mm
D		920	mm
B		170	mm
D₁	≈	832	mm
F		699	mm
r_1,2	min.	7.5	mm
s	max.	8.7	mm

Abutment dimensions

d_a	min.	658	mm
d_a	max.	690	mm
d_b	min.	705	mm
D_a	max.	892	mm
r_a	max.	6	mm

Calculation data

Basic dynamic load rating	C	4730	kN
Basic static load rating	C₀	9500	kN
Fatigue load limit	P_u	670	kN
Reference speed		560	r/min
Limiting speed		850	r/min
Calculation factor	k_r	0.14
Limiting value	e	0.3
Axial load factor	Y	0

Mass

Mass bearing

400

Model Number: NU 20/630 ECMA
Inner Diameter：630mm Outer Diameter：920mm Width：170mm
Reference speed:850 r/min Limiting speed:560 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：2024-12-13
Application:Processing machinery,Technical Equipment,plant determination,molding machine,hydraulic cylinder,Hair styling device,surgical instruments,Logistics Equipment,boring bar boring bar,Special Equipment,Plastic Equipment
Similar models:IR 17x20x20.5 6324 M/C3VL2071 BMO-6205/048S2/UA108A NKI 15/20 PFD 20 TF GEZM 204 ES GEZ 204 TXE-2LS BK 3020 RNU 2207 ECP 71920 ACD/HCP4A
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Model No.	Inner Diameter	Outer Diameter	Width	Type
219 NR	95	170	32	Bearings, units and housings
23072 CC/W33	360	540	134	Bearings, units and housings
32215	75	130	33.25	Bearings, units and housings
523587	330.2	-	-	Seals
67391/67322	133.35	196.85	46.038	Bearings, units and housings
71805 CD/P4	25	37	7	Bearings, units and housings
71907 CE/HCP4A	35	55	10	Bearings, units and housings
820 VRME R	786	-	-	Seals
BD1B 351955	415.2	544.9	125	Bearings, units and housings
HA 2328	125.4125	180	131	Bearings, units and housings
NNU 4172 K30M	360	600	243	Bearings, units and housings
SAF 23026 KATLC x 4.7/16	112.7125	-	-	Bearings, units and housings

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