Tapered Roller Bearings - TDI (Tapered Double Inner)

496D/493 bearing | Tapered Roller Bearings - TDI (Tapered Double Inner) Imperial

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Price：	enquiry
Model Number：	496D/493
Series：	2.3750 in60.325 mm
r - Cup Backface "To Clear" Radius²：	495
Design Units：	0.060 in1.50 mm
Db - Cup Backface Backing Diameter：	Spacer shows standard nominal .01 radii, actual bearing may vary
da - Cone Frontface Backing Diameter：	Imperial

Series	495
Cone Part Number	496D
Cup Part Number	493
Design Units	Imperial
Bearing Weight	7.400 lb3.4 Kg
Cage Type	Stamped Steel
Aa - Cage-Cone Backface Clearance	0 in0 mm
d - Bore	3.1875 in80.963 mm
D - Cup Outer Diameter	5.3750 in136.525 mm
B - Double Cone Width	2.3440 in59.538 mm
C - Cup Width	0.8750 in22.225 mm
T - Bearing Width across Cups	2.3750 in60.325 mm
R - Cone Frontface "To Clear" Radius¹	0.060 in1.50 mm
r - Cup Backface "To Clear" Radius²	0.130 in3.3 mm
da - Cone Frontface Backing Diameter	3.58 in90.90 mm
Db - Cup Backface Backing Diameter	4.80 in121.90 mm
Ab - Cage-Cone Frontface Clearance	0.12 in3 mm
C90 - Dynamic Radial Rating (One-Row, 90 million revolutions)³	9000 lbf40000 N
C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)⁴	60500 lbf269000 N
C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)⁵	15700 lbf69700 N
C_a90 - Dynamic Thrust Rating (90 million revolutions)⁶	6850 lbf30500 N
K - Factor⁷	1.31
e - ISO Factor⁸	0.44
Y1 - ISO Factor⁹	1.52
Y2 - ISO Factor¹⁰	2.26
G1 - Heat Generation Factor (Roller-Raceway)¹¹	105
G2 - Heat Generation Factor (Rib-Roller End)	29.3
Cg - Geometry Factor¹²	0.125
Note	Spacer shows standard nominal .01 radii, actual bearing may vary

No.	Series	r - Cup Backface "To Clear" Radius²	Design Units	Db - Cup Backface Backing Diameter	da - Cone Frontface Backing Diameter	D - Cup Outer Diameter
BD-2307 E-2RS1KTN9-H 2307 E	5600	-	8.500	26.500	BD-2307 E-2RS1KTN9-H 2307 E	80.000
7338A	Standard	190	4.0	5.0	7338A	1900
46T30244JR/114	150	220	4.0	46T30244JR/114	400	320
7214CDT	Standard	70	1.5	1.5	7214CDT	9000
487TD/472A	2.6556 in67.452 mm	475	0.030 in0.80 mm	Spacer shows standard nominal .01 radii, actual bearing may vary	Imperial	4.7244 in120.000 mm
6311	1.350 Kg	2.000 mm	29.000 mm	120.000 mm	10000 rpm	6700 rpm
WS 81234	WS 81234	170.000	237.000	0.000	16.500	-
4T-M86643/M86610	25.400	1.5	1.5	4T-M86643/M86610	0,37	64.292
NUP2328	140	4.0	4.0	2500	1700	NUP2328
7056DF FY	280	4.0	7056DF FY	1400	1100	420

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