4T-15100/15245 NTN Tapered Roller Bearings

4T-15100/15245 NTN Tapered Roller Bearings

Bearing number	4T-15100/15245	15100/15245	15100/15245
Size (mm)	25.4x62x19.05(mm)	25.4x62x19.05(mm)	25.400x62x19.050(mm)
Brand	NTN	KOYO	NACHI
Bore Diameter (mm)	25,4(mm)	25,4(mm)	25.400(mm)
Outer Diameter (mm)	62(mm)	62(mm)	62.000(mm)
Width (mm)	19,05(mm)	19,05(mm)	19.050(mm)
d	25,4 mm 1 in	25,4 mm 1 in	25.400 mm 1 in
D	62 mm 2.4409 in	62 mm 2.4409 in	62.000 mm 2.4409 in
T	19,05 mm 0.75 in	19,05 mm 0.75 in	19.050 mm 0.75 in
B	20,638 mm 0.8125 in	20,638 mm 0.8125 in	20.638 mm 0.8125 in
C	14,288 mm 0.5625 in	14,288 mm 0.5625 in	14.288 mm 0.5625 in
ra1 max.	1,3 mm 0.0512 in
a	6 mm 0.2362 in	13,2 mm 0.5197 in	4.3 mm 0.1693 in
Da	55 mm 2.1654 in	55 mm 2.1654 in
db	31,5 mm 1.2402 in
ra max.	3,5 mm 0.1378 in	3,6 mm 0.1417 in
da	38 mm 1.4961 in
Db	58 mm 2.2835 in	58 mm 2.2835 in
Weight	0,299 Kg	0,296 Kg	0,295 Kg
Basic dynamic load rating (C)	46,5 kN	44,6 kN	45000 kN
Basic static load rating (C0)	54 kN	50,7 kN	54500 kN
(Grease) Lubrication Speed	6 100 r/min	6400 r/min	6000 r/min
(Oil) Lubrication Speed	8 200 r/min	8600 r/min	8000 r/min
Calculation factor (e)	0,35	0,35	0.35
Calculation factor (Y0)	0,94	0,94	0.94

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