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LL639249

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TIMKEN LL639249 TAPER BEARING RACE

MODEL LL639249

BRAND

SKU

5899969

UOM

each

$1,233.06 Each

Prices are subject to change

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Bearing Modification Services

Typically Ships in: 1 day

Returnable: Yes

1 mm Cage-cone frontface clearance

0.14 in

203 mm Cone part number

LL639249 Cone width:0.9062 in

205 mm Cone frontface backing diameter

7.99 in

23.017 mm Design units

Imperial Heat generation factor (rib-roller end):230.2 Heat generation factor (roller-raceway):443 Static radial rating:76300 lbf 340000 N d - Cone Bore:7.7500 in

3.6 mm Cone backface backing diameter

8.07 in

a - Effective Center Location

0.69 in 17.5 mm

Aa - Cage-Cone Backface Clearance

0.04 in 1 mm

Ab - Cage-Cone Frontface Clearance

0.14 in 3.6 mm

B - Cone Width

0.9062 in 23.017 mm

C

7190 lbf 32000 N

C0 - Static Radial Rating

76300 lbf 340000 N

C1 - Dynamic Radial Rating (1 million revolutions)

38800 lbf 172000 N

C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)

67500 lbf 300000 N

C90 - Dynamic Radial Rating (90 million revolutions)

10100 lbf 44700 N

C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)

17500 lbf 77800 N

Cage type

Stamped Steel Cage-cone backface clearance:0.04 in

Cage Type

Stamped Steel

Cage-Cone Backface Clearance

0.04 in

Cage-Cone Frontface Clearance

0.14 in

Cg - Geometry Factor

0.133

Cone Backface 'To Clear' Radius

0.06 in

Cone Backface Backing Diameter

8.07 in

Cone Bore

7.7500 in

Cone Frontface Backing Diameter

7.99 in

Cone Part Number

LL639249

Cone Width

0.9062 in

d - Cone Bore

7.7500 in 196.850 mm

da - Cone Frontface Backing Diameter

7.99 in 203 mm

db - Cone Backface Backing Diameter

8.07 in 205 mm

Design Units

Imperial

Dynamic Radial Rating (1 million revolutions)

38800 lbf

Dynamic Radial Rating (90 million revolutions)

10100 lbf

Dynamic Radial Rating (Two-Row, 1 million revolutions)

67500 lbf

Dynamic Radial Rating (Two-Row, 90 million revolutions)

17500 lbf

Effective Center Location

0.69 in

Factor

1.4

G1 - Heat Generation Factor (Roller-Raceway)

443

G2 - Heat Generation Factor (Rib-Roller End)

230.2

Geometry Factor

0.133

Heat Generation Factor (Rib-Roller End)

230.2

Heat Generation Factor (Roller-Raceway)

443

K - Factor

1.4

R - Cone Backface "To Clear" Radius

0.06 in 1.520 mm

Static Radial Rating

76300 lbf

This is the most basic and most widely used type of tapered roller bearing. It consists of two main separable parts: the cone (inner ring) assembly and the cup (outer ring). It is typically mounted in opposing pairs on a shaft.

SKU: 5066946

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