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

NNU 4176 M

Design

Design variant/feature

NNU

Dimensions

d		380	mm
D		620	mm
B		243	mm
D₁	≈	550	mm
F		442	mm
r_1,2	min.	5	mm
r_3,4	min.	5	mm
s	max.	7.4	mm

Abutment dimensions

d_a	min.	400	mm
d_a	max.	434	mm
d_b	min.	447	mm
D_a	max.	600	mm
r_a	max.	4	mm
r_b	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 M
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：2026-04-18
Application:Cylinder Pneumatic Treatment Element,chamfer,plastic molding,transistor fittings,engineering machine,sterilizers,machine lathe,safety testing,diving equipment,agriculture,medical equipment
Similar models:AOH 24176 24176 ECAK30/W33 NNU 4176 K30M 24176 ECA/W33 NNU 4176 M
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Model No.	Inner Diameter	Outer Diameter	Width	Type
100x130x12 HMSA10 RG	100	130	12	Seals
32x72x7 HMS5 V	32	72	7	Seals
617479 B	260	440	-	Bearings, units and housings
6300/HR22Q2	10	35	11	Bearings, units and housings
C 4192 K30MB	460	760	300	Bearings, units and housings
FYE 3 1/2	88.9	-	-	Bearings, units and housings
FYJ 35 KF	30	-	-	Bearings, units and housings
K 75x83x30	75	83	30	Bearings, units and housings
NUH 2336 ECMH	180	380	126	Bearings, units and housings
RN-1x7.8 BF/G2	-	-	1	Bearings, units and housings
SSAFS 23026 KA x 4.3/8	111.125	-	-	Bearings, units and housings
TUJ 504	-	-	-	Bearings, units and housings

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