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 RNA 4903.2RS

RNA 4903.2RS

Dimensions

F_w		22	mm
D		30	mm
C		13	mm
r_1,2	min.	0.3	mm

Abutment dimensions

D_a	max.	28	mm
r_a	max.	0.3	mm

Calculation data

Basic dynamic load rating	C	9.52	kN
Basic static load rating	C₀	12.9	kN
Fatigue load limit	P_u	1.53	kN
Limiting speed		9000	r/min

Mass

Mass bearing

0.023

Model Number: RNA 4903.2RS
Inner Diameter：22mm Outer Diameter：30mm Width：13mm
Reference speed:9000 r/min Limiting speed: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：2026-08-24
Application:paper processing machine,hydraulic pump,joint protection,experimental equipment,miscellaneous instruments,Hairbrush device,education model Instruments,natural instruments,pneumatic Pump,raw material accessories,Insect Capture
Similar models:NA 4903 RS RNA 4903.2RS NA 4903.2RS NA 4903 RNA 4903
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Model No. Inner Diameter Outer Diameter Width Type

28x52x7 HMSA10 V
31309/DF
811/900 M
PWTR 50110.2RS
SAL 20 C

Purchase the SKF RNA 4903.2RS Needle roller bearings, with machined rings, without an inner ring Please fill in the following

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Model No.	Inner Diameter	Outer Diameter	Width	Type
28x52x7 HMSA10 V
31309/DF
811/900 M
PWTR 50110.2RS
SAL 20 C