Tapered Roller Bearings - TDI (Tapered Double Inner)

581D/574 bearing | Tapered Roller Bearings - TDI (Tapered Double Inner) Imperial

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Price：	enquiry
Model Number：	581D/574
Series：	3.1875 in80.963 mm
r - Cup Backface "To Clear" Radius²：	575
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	575
Cone Part Number	581D
Cup Part Number	574
Design Units	Imperial
Bearing Weight	11 lb5 Kg
Cage Type	Stamped Steel
Aa - Cage-Cone Backface Clearance	0 in0 mm
d - Bore	3.1875 in80.963 mm
D - Cup Outer Diameter	5.5115 in139.992 mm
B - Double Cone Width	3.1549 in80.134 mm
C - Cup Width	1.1250 in28.575 mm
T - Bearing Width across Cups	3.1875 in80.963 mm
R - Cone Frontface "To Clear" Radius¹	0.060 in1.50 mm
r - Cup Backface "To Clear" Radius²	0.02 in0.500 mm
da - Cone Frontface Backing Diameter	3.62 in91.90 mm
Db - Cup Backface Backing Diameter	5.04 in128.00 mm
Ab - Cage-Cone Frontface Clearance	0.1 in2.5 mm
C90 - Dynamic Radial Rating (One-Row, 90 million revolutions)³	12100 lbf53600 N
C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)⁴	80900 lbf360000 N
C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)⁵	21000 lbf93400 N
C_a90 - Dynamic Thrust Rating (90 million revolutions)⁶	8330 lbf37100 N
K - Factor⁷	1.45
e - ISO Factor⁸	0.4
Y1 - ISO Factor⁹	1.67
Y2 - ISO Factor¹⁰	2.49
Cg - Geometry Factor¹¹	0.13
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
NH550201BNN1PCZ1AL+(40.5)	NH55BN	40.5	-	-	-	-
4T-543/532X	40.000	3.3	3.5	4T-543/532X	1,77	107.950
NU2310ET &	HPS	50	2.0	2.0	2.0	2.0
SNL 511-609 + 1211 K + HE 211 B	SNL 511-609	70	127	SNL 511-609 + 1211 K + HE 211 B	95	1211 K
J-1612	0.026 / 0.058	1.0000 / 1.2500 / 0.750	1.00000000	25.400 / 1.0000	31.750 / 1.2500	4.45
NU422	110	4.0	4.0	2900	2200	NU422
7232BDB	160	1.10	3.0	27.400	1800	1400
22240KEJW33	2.44	3.72	2.5	22240KCJW33	1700	1500
OH3136H	9.5 Kg	9 mm	M6	MB36	KM 36	131.00 mm
240/530BK30	240/530BK30	406.000	0.0	530	6.0	430

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