Tapered Roller Bearings - Single Cones - Imperial On The Timken Company

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.

Part Number	Series	Bore (d)	Inner Ring Width (B)	Dynamic Radial Load Rating - 1M Revs (C1)	Static Radial Load Rating (C0)	CAD
M336946	N/A	N/A 7 in177.8 mm	N/A 2.25 in57.15 mm	N/A 111000 lbf492000 N	N/A 187000 lbf830000 N	N/A
NA87700	N/A	N/A 7 in177.8 mm	N/A 2.125 in53.975 mm	N/A	N/A	N/A
NA94700	N/A	N/A 7 in177.8 mm	N/A 2.8125 in71.4375 mm	N/A	N/A	N/A
NA87700SW	N/A	N/A 7 in177.8 mm	N/A 2.125 in53.975 mm	N/A	N/A	N/A
M336948	N/A	N/A 7.0313 in178.595 mm	N/A 2.25 in57.15 mm	N/A 117000 lbf521000 N	N/A 187000 lbf830000 N	N/A
M336949A	N/A	N/A 7.0625 in179.388 mm	N/A 2.375 in60.325 mm	N/A 111000 lbf492000 N	N/A 187000 lbf830000 N	N/A
M336949	N/A	N/A 7.0840 in179.934 mm	N/A 2.25 in57.15 mm	N/A 111000 lbf492000 N	N/A 187000 lbf830000 N	N/A
93708	N/A 93000	N/A 7.0856 in179.974 mm	N/A 2.5 in63.5 mm	N/A 164000 lbf731000 N	N/A 290000 lbf1290000 N	N/A
DX163311	N/A	N/A 7.0856 in179.974 mm	N/A 2.5 in63.5 mm	N/A 202000 lbf900000 N	N/A 290000 lbf1290000 N	N/A
67875	N/A 67800	N/A 7.0866 in180 mm	N/A 1.8110 in45.999 mm	N/A 93600 lbf416000 N	N/A 188000 lbf835000 N	N/A
HM237547	N/A HM237500	N/A 7.0866 in180 mm	N/A 2.6875 in68.263 mm	N/A 188000 lbf837000 N	N/A 254000 lbf1130000 N	N/A
EE280720X	N/A 280000	N/A 7.2047 in182.999 mm	N/A 2.7207 in69.106 mm	N/A 133000 lbf591000 N	N/A 195000 lbf867000 N	N/A
67883	N/A 67800	N/A 7.25 in184.15 mm	N/A 1.8438 in46.833 mm	N/A 93600 lbf416000 N	N/A 188000 lbf835000 N	N/A
KLL537649	N/A	N/A 7.25 in184.15 mm	N/A 1 in25.4 mm	N/A 39000 lbf174000 N	N/A 75700 lbf337000 N	N/A
KLM236749	N/A	N/A 7.25 in184.15 mm	N/A 1.2992 in33.000 mm	N/A 63800 lbf284000 N	N/A 124000 lbf550000 N	N/A
LL537649	N/A LL537600	N/A 7.25 in184.15 mm	N/A 1 in25.4 mm	N/A 39000 lbf174000 N	N/A 75700 lbf337000 N	N/A
LM236749	N/A	N/A 7.25 in184.15 mm	N/A 1.2992 in33.000 mm	N/A 63800 lbf284000 N	N/A 124000 lbf550000 N	N/A
LM637349NW	N/A	N/A 7.25 in184.15 mm	N/A 1.875 in47.625 mm	N/A	N/A	N/A
67884	N/A 67800	N/A 7.375 in187.325 mm	N/A 1.8438 in46.833 mm	N/A 93600 lbf416000 N	N/A 188000 lbf835000 N	N/A
87737	N/A 87000	N/A 7.375 in187.325 mm	N/A 1.875 in47.625 mm	N/A 114000 lbf509000 N	N/A 156000 lbf692000 N	N/A
H239649	N/A H239600	N/A 7.375 in187.325 mm	N/A 3.375 in85.725 mm	N/A 236000 lbf1050000 N	N/A 356000 lbf1580000 N	N/A
M238849	N/A M238800	N/A 7.375 in187.325 mm	N/A 2.1875 in55.563 mm	N/A 123000 lbf548000 N	N/A 225000 lbf999000 N	N/A
M239447	N/A	N/A 7.4700 in189.738 mm	N/A 2.25 in57.15 mm	N/A 119000 lbf531000 N	N/A 191000 lbf851000 N	N/A
67886	N/A 67800	N/A 7.4834 in190.078 mm	N/A 1.8110 in45.999 mm	N/A 93600 lbf416000 N	N/A 188000 lbf835000 N	N/A
M239449	N/A	N/A 7.4990 in190.475 mm	N/A 2.25 in57.15 mm	N/A 113000 lbf501000 N	N/A 191000 lbf851000 N	N/A

Part Number

Series

Bore (d)

Inner Ring Width (B)

Dynamic Radial Load Rating - 1M Revs (C1)

Static Radial Load Rating (C0)

CAD

M336946

N/A

N/A 7 in177.8 mm

N/A 2.25 in57.15 mm

N/A 111000 lbf492000 N

N/A 187000 lbf830000 N

N/A

NA87700

N/A

N/A 7 in177.8 mm

N/A 2.125 in53.975 mm

N/A

NA94700

N/A

N/A 7 in177.8 mm

N/A 2.8125 in71.4375 mm

N/A

NA87700SW

N/A

N/A 7 in177.8 mm

N/A 2.125 in53.975 mm

N/A

M336948

N/A

N/A 7.0313 in178.595 mm

N/A 2.25 in57.15 mm

N/A 117000 lbf521000 N

N/A 187000 lbf830000 N

N/A

M336949A

N/A

N/A 7.0625 in179.388 mm

N/A 2.375 in60.325 mm

N/A 111000 lbf492000 N

N/A 187000 lbf830000 N

N/A

M336949

N/A

N/A 7.0840 in179.934 mm

N/A 2.25 in57.15 mm

N/A 111000 lbf492000 N

N/A 187000 lbf830000 N

N/A

93708

N/A 93000

N/A 7.0856 in179.974 mm

N/A 2.5 in63.5 mm

N/A 164000 lbf731000 N

N/A 290000 lbf1290000 N

N/A

DX163311

N/A

N/A 7.0856 in179.974 mm

N/A 2.5 in63.5 mm

N/A 202000 lbf900000 N

N/A 290000 lbf1290000 N

N/A

67875

N/A 67800

N/A 7.0866 in180 mm

N/A 1.8110 in45.999 mm

N/A 93600 lbf416000 N

N/A 188000 lbf835000 N

N/A

HM237547

N/A HM237500

N/A 7.0866 in180 mm

N/A 2.6875 in68.263 mm

N/A 188000 lbf837000 N

N/A 254000 lbf1130000 N

N/A

EE280720X

N/A 280000

N/A 7.2047 in182.999 mm

N/A 2.7207 in69.106 mm

N/A 133000 lbf591000 N

N/A 195000 lbf867000 N

N/A

67883

N/A 67800

N/A 7.25 in184.15 mm

N/A 1.8438 in46.833 mm

N/A 93600 lbf416000 N

N/A 188000 lbf835000 N

N/A

KLL537649

N/A

N/A 7.25 in184.15 mm

N/A 1 in25.4 mm

N/A 39000 lbf174000 N

N/A 75700 lbf337000 N

N/A

KLM236749

N/A

N/A 7.25 in184.15 mm

N/A 1.2992 in33.000 mm

N/A 63800 lbf284000 N

N/A 124000 lbf550000 N

N/A

LL537649

N/A LL537600

N/A 7.25 in184.15 mm

N/A 1 in25.4 mm

N/A 39000 lbf174000 N

N/A 75700 lbf337000 N

N/A

LM236749

N/A

N/A 7.25 in184.15 mm

N/A 1.2992 in33.000 mm

N/A 63800 lbf284000 N

N/A 124000 lbf550000 N

N/A

LM637349NW

N/A

N/A 7.25 in184.15 mm

N/A 1.875 in47.625 mm

N/A

67884

N/A 67800

N/A 7.375 in187.325 mm

N/A 1.8438 in46.833 mm

N/A 93600 lbf416000 N

N/A 188000 lbf835000 N

N/A

87737

N/A 87000

N/A 7.375 in187.325 mm

N/A 1.875 in47.625 mm

N/A 114000 lbf509000 N

N/A 156000 lbf692000 N

N/A

H239649

N/A H239600

N/A 7.375 in187.325 mm

N/A 3.375 in85.725 mm

N/A 236000 lbf1050000 N

N/A 356000 lbf1580000 N

N/A

M238849

N/A M238800

N/A 7.375 in187.325 mm

N/A 2.1875 in55.563 mm

N/A 123000 lbf548000 N

N/A 225000 lbf999000 N

N/A

M239447

N/A

N/A 7.4700 in189.738 mm

N/A 2.25 in57.15 mm

N/A 119000 lbf531000 N

N/A 191000 lbf851000 N

N/A

67886

N/A 67800

N/A 7.4834 in190.078 mm

N/A 1.8110 in45.999 mm

N/A 93600 lbf416000 N

N/A 188000 lbf835000 N

N/A

M239449

N/A

N/A 7.4990 in190.475 mm

N/A 2.25 in57.15 mm

N/A 113000 lbf501000 N

N/A 191000 lbf851000 N

N/A