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TIMKEN / Cylindrical 1-row

TIMKEN 190RN30 R3

Cylindrical roller bearings technical reference with manufacturer-sourced dimensions, characteristics and engineering resources.

Technical data available
Bore diameterd
190 mm
Outside diameterD
290 mm
WidthB
75 mm
Dynamic load ratingC
936 kN
Static load ratingC0
1350 kN
Mass≈m
17.7 kg

Use this page as a technical reference. Verify the current manufacturer specification and the complete application requirements before selection.

Technical data

Product specifications

Metric and imperial values are paired where the manufacturer provides both. Expand a section to review its parameters.

Core specifications10 parameters
Core specifications
ParameterSymbolValue
SeriesEX27134
Variant / constructionCylindrical 1-Row
Bore diameterd190 mm
Outside diameterD290 mm
WidthB75 mm
Basic dynamic load ratingC936 kN
Basic static load ratingC01350 kN
Mass≈m17.7 kg
SealingOpen
CageWindow Brass cage
Calculation Factors6 parameters
Calculation Factors
ParameterSymbolValue
K Factor0.00
Y1 Factor0.00
Y2 Factor0.00
Y0 Factor0.00
E Factor0.00
Cg Factor0.1390
Manufacturer Identity9 parameters
Manufacturer Identity
ParameterSymbolValue
BrandTimken
Material Number000000000100180438
World Assembly Part Number190RN30
Inner Ring Part Number190ARNT30
Outer Ring Part Number190ERNT30
Drawing NumberM902420
Upc0087796020320
Official Source SystemCORE BP - DS DF
Official Last Run2026-08-23T20:02:47.76
Product Identity4 parameters
Product Identity
ParameterSymbolValue
Type DescriptionCylindrical 1-Row
ConstructionSingle Row Cylindrical Roller Bearing | Imperial Series | 7.4803 in Bore | 11.4173 in OD | 2.9528 in Width | Open | Cylindrical Bore | Machined Window Brass Cage | R3 Clearance
Number Of Rows1
Tapered BoreN
Technical Data10 parameters
Technical Data
ParameterSymbolValue
Overall Width0.000 mm
Radial Rating936,000 N
Axial Rating0 N
Dynamic Rating C1936,000 N
Dynamic Rating C900 N
Dynamic Axial Rating Ca900 N
Dynamic Axial Rating Ca10 N
Static Radial Rating C01,350,000 N
Extended Dynamic Rating Ce0 N
Static Axial Rating C0A0 N

Technical documents & data sheet

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Record identity
TIMKEN 190RN30 R3
Document matching
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