Bearings, units and housings -- Roller bearings -- Cylindrical roller bearings -- Single row cylindrical roller bearings -- Cylindrical roller bearings, single row SKF NU 20/850 ECMA

NU 20/850 ECMA

Dimensions

d		850	mm
D		1220	mm
B		212	mm
D₁	≈	1110	mm
F		942	mm
r_1,2	min.	7.5	mm
s	max.	2	mm

Abutment dimensions

d_a	min.	878	mm
d_a	max.	936	mm
d_b	min.	956	mm
D_a	max.	1190	mm
r_a	max.	6	mm

Calculation data

Basic dynamic load rating	C	8420	kN
Basic static load rating	C₀	18600	kN
Fatigue load limit	P_u	1200	kN
Reference speed		360	r/min
Limiting speed		560	r/min
Calculation factor	k_r	0.17
Limiting value	e	0.3
Axial load factor	Y	0.4

Mass

Mass bearing

880

Model Number: NU 20/850 ECMA
Inner Diameter：850mm Outer Diameter：1220mm Width：212mm
Reference speed:560 r/min Limiting speed:360 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：2026-04-16
Application:security equipment,Gear grinding machine,extruder,economic mold,preservation equipment,equipment and,metal mold,gantry processing,food / grain / food equipment,knitted fabrics,supporting facilities
Similar models:6208/HC5C3 YAR 204-2FW/VA228 6200-Z 6220/C3VL0241 3201 A-2RS1TN9/MT33 29685/29620 FSAF 22520 x 3.1/2 T 51202 NKX 20 KMTA 20
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10x22x7 HMS5 RG	10	22	7	Seals
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29887	76.2	98.45	11.13	Seals
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52407	25	80	59	Bearings, units and housings
61864	320	400	38	Bearings, units and housings
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95x120x12 CRW1 R	95	120	12	Seals
NU 310 ECJ	50	110	27	Bearings, units and housings
SNL 3096 TURT	450	-	-	Bearings, units and housings

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Hot number： 21308 EK 314 3205 ATN9 351006 A 405553 6215-RS1 71917 ACD/HCP4AH1 725 VA R 9831 FY 2. FM GEC 800 TXA-2RS SNLN 3032 T4DB 160 W 638/3 R-2Z YET 203-008