Cups–Inch

Single row tapered roller bearings are designed to accommodate combined loads, i.e. simultaneously acting radial and axial loads. This series contains (Bearings, Cones, Cups) three combinations can be selected

Part Number	Outer Dia	Cup Width	Cup Frontface Backing Diamete	Cup Backface Backing Diameter	Ring Material
LM121310	5.7864"	0.9449"	5.63"	5.43"	52100 Chrome Steel
HM218210	5.7864"	1.2795"	5.57"	5.24"	52100 Chrome Steel
LM720610	5.75"	0.75"	5.57"	5.35"	52100 Chrome Steel
LM120710	5.75"	1.125"	5.55"	5.31"	52100 Chrome Steel
L521910	5.75"	0.6563"	5.57"	5.35"	52100 Chrome Steel
HM914510	5.75"	0.9375"	5.51"	4.80"	52100 Chrome Steel
H913810	5.75"	1"	5.46"	4.88"	52100 Chrome Steel
653	5.75"	1.25"	5.51"	5.16"	52100 Chrome Steel
47820	5.75"	1.0313"	5.55"	5.16"	52100 Chrome Steel
78571	5.708"	0.9058"	5.22"	4.65"	52100 Chrome Steel
LM720611	5.7077"	0.75"	5.55"	5.31"	52100 Chrome Steel
494A	5.6875"	0.875"	5.19"	5.00"	52100 Chrome Steel
LM718910	5.625"	0.8661"	5.46"	5.08"	52100 Chrome Steel
HM617010	5.596"	1.3438"	5.43"	4.92"	52100 Chrome Steel
HM515716	5.596"	1.3125"	5.25"	4.88"	52100 Chrome Steel
5720	5.596"	1.375"	5.22"	4.80"	52100 Chrome Steel
LL521811	5.5938"	0.4688"	5.43"	5.31"	52100 Chrome Steel
LL521810	5.5938"	0.4688"	5.43"	5.31"	52100 Chrome Steel
5722	5.515"	1.875"	5.22"	5.31"	52100 Chrome Steel
78551	5.513"	0.926"	5.22"	4.61"	52100 Chrome Steel
HM515714	5.5118"	1.3125"	5.25"	4.84"	52100 Chrome Steel
493X	5.5118"	0.875"	5.19"	4.84"	52100 Chrome Steel
574	5.5115"	1.125"	5.25"	5.04"	52100 Chrome Steel
572	5.5115"	1.125"	5.25"	4.92"	52100 Chrome Steel
47621	5.5115"	1.1563"	5.16"	4.80"	52100 Chrome Steel
572A	5.5111"	1.125"	5.25"	4.88"	52100 Chrome Steel
H715310	5.5"	1.4375"	5.25"	4.72"	52100 Chrome Steel
572X	5.5"	1.125"	5.25"	4.92"	52100 Chrome Steel
LM119311	5.375"	0.9688"	5.19"	4.96"	52100 Chrome Steel
L420410	5.375"	0.6563"	5.22"	5.04"	52100 Chrome Steel

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