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 6903

RNA 6903

Dimensions

F_w		22	mm
D		30	mm
C		23	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	18.7	kN
Basic static load rating	C₀	30.5	kN
Fatigue load limit	P_u	3.75	kN
Reference speed		18000	r/min
Limiting speed		20000	r/min

Mass

Mass bearing

0.042

Associated products

Radial shaft seal with a low cross-sectional height, single lip			G 22x30x4
Radial shaft seal with a low cross-sectional height, double lip			SD 22x30x4

Model Number: RNA 6903
Inner Diameter：22mm Outer Diameter：30mm Width：23mm
Reference speed:20000 r/min Limiting speed:18000 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：2026-04-17
Application:Cylinder Micro,Industrial,Forming mold,ventilator anesthesia machine etc,ECG,embroidery cloth,medical equipment,vacuum filter,Grinding and polishing equipment,agriculture,Medical printer
Similar models:NA 6903 RNA 6903
BEARING POWER International Trading Co.,Ltd. specialize in RNA6903 products，there is large inventory of SKF RNA 6903 Needle roller bearings with machined rings. We has been built up long-term cooperation with SKF company, could make a bulk order of the RNA 6903 Which SKF RNA6903 is the most authentic, must choose BEARING POWER, what a whole variety, reasonable price, guaranteed quality, prompt delivery via Global express. Any inquiry, never hesitate to E-mail or call +86-022-58519721 to contact us.

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