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TIMKEN / Cylindrical 1-row

TIMKEN NJ29/630EMA

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

Technical data available
Bore diameterd
630 mm
Outside diameterD
850 mm
WidthB
128 mm
Dynamic load ratingC
3670 kN
Static load ratingC0
7060 kN
Mass≈m
212.8 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
SeriesEX27960
Variant / constructionCylindrical 1-Row
Bore diameterd630 mm
Outside diameterD850 mm
WidthB128 mm
Basic dynamic load ratingC3670 kN
Basic static load ratingC07060 kN
Mass≈m212.8 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 Factor0.3169
Manufacturer Identity9 parameters
Manufacturer Identity
ParameterSymbolValue
BrandTimken
Material Number000000000190027848
World Assembly Part NumberNJ29/630EMA
Inner Ring Part Number630ARJE29
Outer Ring Part Number630ERUE29
Drawing NumberM944499
Upc0013992246622
Official Source SystemCORE BP - DS DF
Official Last Run2026-08-23T20:02:47.4
Product Identity4 parameters
Product Identity
ParameterSymbolValue
Type DescriptionCylindrical 1-Row
ConstructionSingle Row Cylindrical Roller Bearing | Imperial Series | 24.8032 in Bore | 33.4646 in OD | 5.0394 in Width | Open | Cylindrical Bore | Machined Window Brass Cage | C0 Clearance
Number Of Rows1
Tapered BoreN
Technical Data10 parameters
Technical Data
ParameterSymbolValue
Overall Width0.000 mm
Radial Rating3,670,000 N
Axial Rating0 N
Dynamic Rating C13,670,000 N
Dynamic Rating C900 N
Dynamic Axial Rating Ca900 N
Dynamic Axial Rating Ca10 N
Static Radial Rating C07,060,000 N
Extended Dynamic Rating Ce0 N
Static Axial Rating C0A0 N

Technical documents & data sheet

This product page is a BearingScope catalogue reference, not a manufacturer-certified drawing. Preserve the full brand and designation when comparing files.

Record identity
TIMKEN NJ29/630EMA
Document matching
Exact designation, assembly scope, revision and units must agree.

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