Bearings, units and housings -- Roller bearings -- Cylindrical roller bearings -- Single row cylindrical roller bearings -- Cylindrical roller bearings, single row SKF NJ 18/800 ECMA

NJ 18/800 ECMA

Dimensions

d		800	mm
D		980	mm
B		82	mm
d₁	≈	860	mm
D₁	≈	922	mm
F		846	mm
r_1,2	min.	5	mm
s	max.	9.9	mm

Abutment dimensions

d_a	min.	818	mm
d_a	max.	838	mm
d_b	min.	866	mm
D_a	max.	962	mm
r_a	max.	4	mm

Calculation data

Basic dynamic load rating	C	1720	kN
Basic static load rating	C₀	4150	kN
Fatigue load limit	P_u	280	kN
Reference speed		530	r/min
Limiting speed		700	r/min
Calculation factor	k_r	0.05
Limiting value	e	0.2
Axial load factor	Y	0.6

Mass

Mass bearing

142

Model Number: NJ 18/800 ECMA
Inner Diameter：800mm Outer Diameter：980mm Width：82mm
Reference speed:700 r/min Limiting speed:530 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：2021-06-09
Application:extruder,Gear grinding machine,wheel lathe,luminescent reagent,Display Devices,hydraulic pressure gauge,tube,comprehensive experiment,insect experimental analysis instrument,tire industry,floor industry
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Model No.	Inner Diameter	Outer Diameter	Width	Type
11171	28.575	46.43	6.35	Seals
1125238	285.75	323.85	15.88	Seals
30651	77.8002	114.3	-	Seals
36x58x8 CRW1 R	36	58	8	Seals
6309 N	45	100	25	Bearings, units and housings
72510	184.15	222.25	15.88	Seals
K 21x25x13	21	25	13	Bearings, units and housings
PCM 161820 M	16	18	20	Bearings, units and housings
PF 45 TF	45	-	-	Bearings, units and housings
S7015 ACE/P4A	75	115	20	Bearings, units and housings
SHR 24	24	-	-	Coupling systems
W 637/8 XR	8	14	3.5	Bearings, units and housings

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