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Timken  LM12749/LM12711 Tapered Roller Bearings - TS (Tapered Single) Imperial

Timken LM12749/LM12711 Tapered Roller Bearings - TS (Tapered Single) Imperial

Tapered bearings are uniquely designed to manage both thrust and radial loads on rotating shafts and in housings. We manufacture nearly 26,000 bearing combinations – in single,...
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Tel : 00852 9518 9139

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Address:259 Ki Lung Street, Sham Shui Po, Kowloon,HongKong

Product Description

Tapered bearings are uniquely designed to manage both thrust and radial loads on rotating shafts and in housings. We manufacture nearly 26,000 bearing combinations – in single, double and four-row configurations. Customized geometries and engineered surfaces can be applied to these bearings to further enhance performance in demanding applications.

Timken LM12749/LM12711 Tapered Roller Bearings - TS (Tapered Single) Imperial Specifications

Series

LM12700

Cone Part Number

LM12749

Cup Part Number

LM12711

Design Units

Imperial

Bearing Weight

0.10 Kg0.3 lb

Cage Type

Stamped Steel

Timken LM12749/LM12711 Tapered Roller Bearings - TS (Tapered Single) Imperial Dimensions

d - Bore

21.986 mm0.8656 in

D - Cup Outer Diameter

45.974 mm1.8100 in

B - Cone Width

16.637 mm0.6550 in

C - Cup Width

12.065 mm0.4750 in

T - Bearing Width

15.494 mm0.6100 in

Timken LM12749/LM12711 Tapered Roller Bearings - TS (Tapered Single) Imperial Abutment and Fillet Dimensions

R - Cone Backface "To Clear" Radius1 1.270 mm0.050 in
r - Cup Backface "To Clear" Radius2 1.27 mm0.050 in

da - Cone Frontface Backing Diameter

25.91 mm1.02 in

db - Cone Backface Backing Diameter

27.43 mm1.08 in

Da - Cup Frontface Backing Diameter

42.93 mm1.69 in

Db - Cup Backface Backing Diameter

39.88 mm1.57 in

Ab - Cage-Cone Frontface Clearance

1 mm0.04 in

Aa - Cage-Cone Backface Clearance

0.3 mm0.01 in
a - Effective Center Location3 -5.3 mm-0.21 in

Timken LM12749/LM12711 Tapered Roller Bearings - TS (Tapered Single) Imperial Basic Load Ratings

C90 - Dynamic Radial Rating (90 million revolutions)4 2250 lbf10000 N
C1 - Dynamic Radial Rating (1 million revolutions)5 8680 lbf38600 N

C0 - Static Radial Rating

7930 lbf35300 N
Ca90 - Dynamic Thrust Rating (90 million revolutions)6 1180 lbf5250 N

Timken LM12749/LM12711 Tapered Roller Bearings - TS (Tapered Single) Imperial Factors

K - Factor7 1.91
e - ISO Factor8 0.31
Y - ISO Factor9 1.96

G1 - Heat Generation Factor (Roller-Raceway)

8.2

G2 - Heat Generation Factor (Rib-Roller End)

6.98
Cg - Geometry Factor10

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Meceoo Bearing Industrial Co.ltd
Website : www.meceoo.com
Telephone : 00852 9518 9139
Mail : sales9@boya.com.sg
Address : 259 Ki Lung Street, Sham Shui Po, Kowloon,HongKong

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