Bearings, units and housings -- Roller bearings -- Cylindrical roller bearings -- Single row cylindrical roller bearings -- Cylindrical roller bearings, single row SKF NU 3980 ECMA

NU 3980 ECMA

Dimensions

d		400	mm
D		540	mm
B		106	mm
D₁	≈	500	mm
F		434.5	mm
r_1,2	min.	4	mm
s	max.	4	mm

Abutment dimensions

d_a	min.	415	mm
d_a	max.	429	mm
d_b	min.	439	mm
D_a	max.	524	mm
r_a	max.	3	mm

Calculation data

Basic dynamic load rating	C	1760	kN
Basic static load rating	C₀	3750	kN
Fatigue load limit	P_u	320	kN
Reference speed		1000	r/min
Limiting speed		1500	r/min
Calculation factor	k_r	0.1
Limiting value	e	0.3
Axial load factor	Y	0.4

Mass

Mass bearing

74.5

Model Number: NU 3980 ECMA
Inner Diameter：400mm Outer Diameter：540mm Width：106mm
Reference speed:1500 r/min Limiting speed:1000 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:plastic molding,circulating pump,rolling mill roll neck and slowdown device,Pneumatic Control Valves,forklift truck,Low-voltage electrical equipment,lifting tackle,large agricultural machinery,Pump,other accessories,relay
Similar models:C 3980 KM NU 3980 ECMA OH 3980 HE BD-C 3980 KM-OH 3980 HE OH 3980 H 23980 CC/W33 BD-23980 CCK/W33-OH 3980 H 23980 CCK/W33
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91317	-	-	18	Seals
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NNU 4876 K/W33	380	480	100	Bearings, units and housings
PCM 505560 E	50	55	60	Bearings, units and housings
W 61700 XR-2RS1	10	15	4	Bearings, units and housings

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