Bearings, units and housings -- Roller bearings -- Cylindrical roller bearings -- Single row cylindrical roller bearings -- Cylindrical roller bearings, single row, without an inner ring SKF RNU 203 TN9

RNU 203 TN9

Dimensions

F_w		22.9	mm
D		40	mm
C		12	mm
D₁	≈	31.5	mm
r_1,2	min.	0.6	mm

Abutment dimensions

d_a	max.	25.48	mm
D_a	max.	36	mm
r_a	max.	0.6	mm

Calculation data

Basic dynamic load rating	C	11.7	kN
Basic static load rating	C₀	9.5	kN
Fatigue load limit	P_u	1.14	kN
Reference speed		19000	r/min
Limiting speed		22000	r/min
Calculation factor	k_r	0.15
Limiting value	e	0.2
Axial load factor	Y	0.6

Mass

Mass bearing

0.051

Model Number: RNU 203 TN9
Inner Diameter：22.9mm Outer Diameter：40mm Width：12mm
Reference speed:22000 r/min Limiting speed:19000 r/min
Type：Bearings, units and housings Roller bearings Cylindrical roller bearings Single row cylindrical roller bearings
Details： Single row cylindrical roller bearings Cylindrical roller bearings, single row, without an inner ring
Update date：2026-04-16
Application:chemical,machine lathe,small appliances,medical equipment,Insect Count,ventilation fans,Spectrum Products,agricultural testing and analysis equipment and related,Blood coagulation reagent,experimental equipment,preservation equipment
Similar models:YAR 211-203-2F 51203 V/HR22Q2 6203-ZNR 2203 E-2RS1TN9 32038 X 32034 X 6203-2RSL BC4B 322039/HA1 W 6203-2RZ YAT 211-203
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Model No.	Inner Diameter	Outer Diameter	Width	Type
22031	56.007	75.0062	10.9982	Seals
34279	87.3252	114.32	9.53	Seals
71915 CB/P4A	75	105	16	Bearings, units and housings
91342	-	-	42.875	Seals
C 2228 K	140	250	68	Bearings, units and housings
FYTB 510 M	-	-	-	Bearings, units and housings
FYWR 3/4 YTHR	19.05	-	-	Bearings, units and housings
H 2309	40	65	50	Bearings, units and housings
MVR1-55	55	75	-	Seals
OKC 540	540		-
SAW 23518 TLC	80.9625	-	-	Bearings, units and housings
SYNT 60 LTS	60	-	-	Bearings, units and housings

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