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
K3920	4.4375"	0.9375"	4.18"	3.90"	52100 Chrome Steel
HM907616	4.4375"	0.8125"	4.18"	3.58"	52100 Chrome Steel
39522	4.4375"	1.1875"	4.25"	3.90"	52100 Chrome Steel
55443	4.4375"	0.8125"	4.18"	3.62"	52100 Chrome Steel
39521	4.4375"	0.9375"	4.25"	4.06"	52100 Chrome Steel
39520XX	4.4375"	0.9375"	4.25"	3.98"	52100 Chrome Steel
39520P	4.4375"	0.9375"	4.25"	3.98"	52100 Chrome Steel
39520	4.4375"	0.9375"	4.25"	3.98"	52100 Chrome Steel
393A	4.4375"	0.625"	4.15"	3.94"	52100 Chrome Steel
3926	4.4375"	1.0625"	4.18"	3.86"	52100 Chrome Steel
3925	4.4375"	0.9375"	4.18"	3.98"	52100 Chrome Steel
3920	4.4375"	0.9375"	4.18"	3.90"	52100 Chrome Steel
3919RB	4.4375"	0.9687"	4.18"	3.90"	52100 Chrome Steel
29620	4.4375"	0.75"	4.33"	3.98"	52100 Chrome Steel
HM907614	4.375"	0.8125"	4.15"	3.58"	52100 Chrome Steel
55437	4.375"	0.8125"	4.15"	3.62"	52100 Chrome Steel
532A	4.375"	1.1875"	3.96"	3.74"	52100 Chrome Steel
532	4.375"	1.3125"	3.96"	3.74"	52100 Chrome Steel
4536	4.375"	1.2813"	3.96"	3.66"	52100 Chrome Steel
393AS	4.375"	0.7411"	4.15"	3.98"	52100 Chrome Steel
39433	4.333"	0.6786"	4.09"	3.86"	52100 Chrome Steel
K149542	4.3307"	0.6439"	4.15"	4.02"	52100 Chrome Steel
533X	4.3307"	1.1875"	3.96"	3.74"	52100 Chrome Steel
454	4.3307"	1.063"	3.96"	3.78"	52100 Chrome Steel
394ARB	4.3307"	0.7411"	4.12"	3.98"	52100 Chrome Steel
394AS	4.3307"	0.7411"	4.12"	3.90"	52100 Chrome Steel
394A	4.3307"	0.7411"	4.15"	3.98"	52100 Chrome Steel
394	4.3307"	0.8661"	4.21"	3.98"	52100 Chrome Steel
393	4.3307"	1.063"	4.21"	3.94"	52100 Chrome Steel
3927X	4.3307"	0.9375"	4.15"	3.90"	52100 Chrome Steel

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