Bearings, units and housings -- Roller bearings -- Needle roller bearings -- Needle roller bearings with machined rings -- Needle roller bearings, with machined rings, without an inner ring SKF RNAO 45x55x17

RNAO 45x55x17

Dimensions

F_w		45	mm
D		55	mm
C		17	mm
E		50	mm
r_1,2	min.	0.3	mm

Abutment dimensions

d_a		49.2	mm
D_a		50.5	mm
D_b		45.6	mm
r_a	max.	0.3	mm

Calculation data

Basic dynamic load rating	C	21.6	kN
Basic static load rating	C₀	46.5	kN
Fatigue load limit	P_u	5.6	kN
Reference speed		9000	r/min
Limiting speed		10000	r/min

Mass

Mass bearing

0.083

Model Number: RNAO 45x55x17
Inner Diameter：45mm Outer Diameter：55mm Width：17mm
Reference speed:10000 r/min Limiting speed:9000 r/min
Type：Bearings, units and housings Roller bearings Needle roller bearings Needle roller bearings with machined rings
Details： Needle roller bearings with machined rings Needle roller bearings, with machined rings, without an inner ring
Update date：2026-06-24
Application:machine lathe,hook,stacker lift platform,Digital Generator,medical equipment,motor,Leather Products,floor industry,food sterilization,natural instruments,orthodontic material
Similar models:33217T145/DB NAO 30x45x26 PRM 455050 314554 B PF 45 RM BT4-0016 G/HA1C445VA901 PSM 455155 A51 AXW 45 NKI 45/25 TN FYTB 45 WF
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Model No. Inner Diameter Outer Diameter Width Type

350 VA V
7016 ACE/HCP4A
7206 BE-2RZP
80x115x12 HMSA10 RG
N 850

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Model No.	Inner Diameter	Outer Diameter	Width	Type
350 VA V
7016 ACE/HCP4A
7206 BE-2RZP
80x115x12 HMSA10 RG
N 850