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TIMKEN / Cylindrical 1-row

TIMKEN 170RIU664 R3

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

Technical data available
Bore diameterd
431.8 mm
Outside diameterD
635 mm
WidthB
88.9 mm
Dynamic load ratingC
2280 kN
Static load ratingC0
3430 kN
Mass≈m
96.5 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
SeriesNCS-792965
Variant / constructionCylindrical 1-Row
Bore diameterd431.8 mm
Outside diameterD635 mm
WidthB88.9 mm
Basic dynamic load ratingC2280 kN
Basic static load ratingC03430 kN
Mass≈m96.5 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 Factor0.2260
Manufacturer Identity9 parameters
Manufacturer Identity
ParameterSymbolValue
BrandTimken
Material Number000000000190036911
World Assembly Part Number170RIU664
Inner Ring Part Number170ARU664
Outer Ring Part NumberERU664
Drawing NumberM917706
Upc0087796201415
Official Source SystemCORE BP - DS DF
Official Last Run2026-08-23T20:02:47.403
Product Identity4 parameters
Product Identity
ParameterSymbolValue
Type DescriptionCylindrical 1-Row
ConstructionSingle Row Cylindrical Roller Bearing | Imperial Series | 17.0000 in Bore | 25.0000 in OD | 3.5000 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 Rating2,280,000 N
Axial Rating0 N
Dynamic Rating C12,280,000 N
Dynamic Rating C900 N
Dynamic Axial Rating Ca900 N
Dynamic Axial Rating Ca10 N
Static Radial Rating C03,430,000 N
Extended Dynamic Rating Ce0 N
Static Axial Rating C0A0 N

Technical documents & data sheet

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Record identity
TIMKEN 170RIU664 R3
Document matching
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