Bearings, units and housings -- Roller bearings -- Cylindrical roller bearings -- Double row cylindrical roller bearings -- Cylindrical roller bearings, double row SKF NNU 4176 K30M

NNU 4176 K30M

Design

Design variant/feature

NNU K30

Dimensions

d		380	mm
D		620	mm
B		243	mm
D₁	≈	550	mm
F		442	mm
r_1,2	min.	5	mm
s	max.	7.4	mm

Tapered bore, taper 1:30

Abutment dimensions

d_a	min.	400	mm
d_a	max.	434	mm
D_a	max.	600	mm
r_a	max.	4	mm

Calculation data

Basic dynamic load rating	C	4290	kN
Basic static load rating	C₀	8500	kN
Fatigue load limit	P_u	680	kN
Reference speed		850	r/min
Limiting speed		1100	r/min
Calculation factor	k_r	0.33

Mass

Mass bearing

285

Model Number: NNU 4176 K30M
Inner Diameter：380mm Outer Diameter：620mm Width：243mm
Reference speed:1100 r/min Limiting speed:850 r/min
Type：Bearings, units and housings Roller bearings Cylindrical roller bearings Double row cylindrical roller bearings
Details： Double row cylindrical roller bearings Cylindrical roller bearings, double row
Update date：2025-12-09
Application:Technical Equipment,chromatography,powder metallurgy,respirator,die casting mold,Pneumatic Actuator,Gear grinding machine,plastic molding,gas turbine,engine,air purification
Similar models:24176 ECAK30/W33 AOH 24176 24176 ECA/W33 NNU 4176 K30M NNU 4176 M
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10185	25.4	57.15	6.35	Seals
3800566	965.2	1016	22.23	Seals
6304/HR11TN	20	52	15	Bearings, units and housings
7010 ACE/P4A	50	80	16	Bearings, units and housings
7018 ACD/HCP4A	90	140	24	Bearings, units and housings
71802 ACD/P4	15	24	5	Bearings, units and housings
TQO design	343.052	457.098	-	Bearings, units and housings
NCF 3016 CV	80	125	34	Bearings, units and housings
S7026 ACD/HCP4A	130	200	33	Bearings, units and housings
SAW 23540	182.5625	-	-	Bearings, units and housings
SYNT 55 LTF	55	-	-	Bearings, units and housings
Z 002 F	15	-	4	Seals

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