SIFT BEARING STORE CATALOG

JLM820048/JLM820012TimkenTapered Roller

JLM820048/JLM820012 is a Timken tapered roller bearing, bore 100 mm, O.D. 150 mm, width 30 mm. Dimensions, drawing, interchanges and price.

Cone + cup assembly
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Bore d100mm
Outside dia. D150mm
Width B30mm
Dynamic Cr162kN
Static C0r242kN
Weight1.81kg
Cr / C0r0.67
Mean dia. dm125mm

Original catalogue drawing - Timken TRB Catalog, page 300

JLM820048/JLM820012 Timken Tapered Roller bearing catalogue drawing

Scanned from the manufacturer catalogue page listing this part number. All part numbers printed on that table share the same drawing.

Scale cross-section

DdBOutside dia. D150 mmBore d100 mmWidth B30 mmCup width C26 mm

Blue = inner / outer ring, yellow = rolling element. Drawn to scale from this part's own dimensions for selection reference only - not a manufacturing or assembly drawing.

Dimension table (mm / inch)

SymbolDimensionmminch
dBore diameter1003.937
DOutside diameter1505.9055
BInner-ring / bearing width301.1811
TOverall assembly width321.2598
CCup / outer-ring width261.0236
rChamfer (min)2.30.0906

Notes

Tapered roller bearings are cone / cup assemblies; cone and cup weights are listed separately and the total is their sum. Weights are given in kg. Load ratings are shown in both the original catalogue units and the converted value (1 N = 0.2248 lbf). Data is provided for selection reference only - confirm against the latest official catalogue before ordering.

Main dimensions

Bore d (mm)100.000
Bore d (in)3.9370
Outside dia. D (mm)150.000
Outside dia. D (in)5.9055
Width B (mm)30.000
Overall width T (mm)32.000
Overall width T (in)1.2598
Cup width C (mm)26.000

Load ratings & speeds

Basic dynamic load rating Cr (lbs)36500
Basic static load rating Cor (lbs)54400
Basic dynamic load rating Cr (N)162000
Basic static load rating C0r (N)242000
Dynamic rating C1 (N, ISO)162000
Dynamic rating C1 (lbf, ISO)36500
Radial rating C90 (N)42100
Radial rating C90 (lbf)9470
Thrust rating Ca90 (N)36200
Thrust rating Ca90 (lbf)8130
Static rating C0 (N)242000
Static rating C0 (lbf)54400
Factor e0.50
Factor Y1.20
Factor K1.16
Geometry factor G1133.1
Geometry factor G238.3
Geometry factor Cg0.1405
Effective load centre a (mm)4.6

Weight

Weight (kg)1.81

Mounting dimensions (fillets / shoulders)

Shaft fillet R max (mm)2.3
Housing fillet r max (mm)2.3
Shaft shoulder da (mm)107.0
Shaft shoulder db (mm)111.0
Housing shoulder Da (mm)144.0
Housing shoulder Db (mm)135.0
Cage projection Aa (mm)2.3
Cage projection Ab (mm)1.0

Bearing life (ISO 281 basic rating life)

C / PEquivalent load P (N)L10 (106 rev)L10h at 500 rpm
440,5001023,386
627,00039213,083
820,2501,02434,133
1016,2002,15471,814
1510,8008,323277,449

Basic rating life per ISO 281: L10 = (C/P)10/3 with C = 162,000 N. Hours = L10 x 106 / (60n). Life-modification factors for lubrication, contamination and temperature (aISO) are not included.

Source & traceability

BrandTimken
Source catalogueTimken Tapered Roller Bearing Catalog (2016)
Catalogue pagep.300 (dimensions)
Series typeTS

ISO dynamic rating C1, Timken C90 / Ca90, static rating C0, geometry factors and assembly weight.

Nearby bore sizes

DesignationBrandTypedDB/TDyn. ratingkg
30220TimkenTapered Roller10018034301 kN3.76
30320TimkenTapered Roller10021547423 kN8.37
31320XTimkenTapered Roller10021551416 kN8.76
32020XTimkenTapered Roller10015032195 kN1.89
32220TimkenTapered Roller10018046368 kN4.92
32320TimkenTapered Roller10021573586 kN12.92
33020TimkenTapered Roller10015039251 kN2.36
33220TimkenTapered Roller10018063488 kN6.59

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