Tapered Roller Bearings - TDI (Tapered Double Inner)

EE420750D/421437 bearing | Tapered Roller Bearings - TDI (Tapered Double Inner) Imperial

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EE420750D/421437 PDF download

Price：	enquiry
Model Number：	EE420750D/421437
Series：	6.2499 in158.747 mm
r - Cup Backface "To Clear" Radius²：	420000
Design Units：	0.130 in3.30 mm
Db - Cup Backface Backing Diameter：	Spacer shows standard nominal .01 radii, actual bearing may vary
da - Cone Frontface Backing Diameter：	Imperial

Series	420000
Cone Part Number	EE420750D
Cup Part Number	421437
Design Units	Imperial
Bearing Weight	161.40 lb73.20 Kg
Cage Type	Stamped Steel
Aa - Cage-Cone Backface Clearance	0 in0 mm
d - Bore	7.5 in190.5 mm
D - Cup Outer Diameter	14.3720 in365.049 mm
B - Double Cone Width	6.0000 in152.400 mm
C - Cup Width	2.5000 in63.500 mm
T - Bearing Width across Cups	6.2499 in158.747 mm
R - Cone Frontface "To Clear" Radius¹	0.130 in3.30 mm
r - Cup Backface "To Clear" Radius²	0.130 in3.3 mm
da - Cone Frontface Backing Diameter	8.7 in221 mm
Db - Cup Backface Backing Diameter	12.95 in328.90 mm
Ab - Cage-Cone Frontface Clearance	0.14 in3.6 mm
C90 - Dynamic Radial Rating (One-Row, 90 million revolutions)³	64300 lbf286000 N
C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)⁴	432000 lbf1920000 N
C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)⁵	112000 lbf498000 N
C_a90 - Dynamic Thrust Rating (90 million revolutions)⁶	44200 lbf197000 N
K - Factor⁷	1.45
e - ISO Factor⁸	0.4
Y1 - ISO Factor⁹	1.68
Y2 - ISO Factor¹⁰	2.5
G1 - Heat Generation Factor (Roller-Raceway)¹¹	1150
G2 - Heat Generation Factor (Rib-Roller End)	128
Cg - Geometry Factor¹²	0.145
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
E/TTU/TRB/50MM/ECO/ECC	3.18	2.64	0.7	0.87	14 lb	0883450506311
QMP09J112S	3.93	2.64	10 lb4.5 Kg	0883450080620 0883450080637 0883450080651 0883450080668 0883450080675 0883450080682 0883450080699 08	0.0015 in0.038 mm	1-3/4 in
UKIP316+H2316X	A-PT1/8	70	Heavy-duty (3)	UKIP316+H2316X	-	-
UCTH212-39J-300	Normal-duty(2)	UCTH212-39J-300	B-R1/8	2 7/16	-	-
C 3232	2400	1800	-	160.000	170.000	1830.000
SNW/11 x 2	-0.003 in	1:12	S-11 x 2	222K	0.563 in	W-11
24192EK30W33	460	7.5	550.00	600	480	760
7021BDF FY	105	2.0	7021BDF FY	3500	2600	160
699	Standard	9.0	699	8.45	34000	20
UP005J	25	Light-duty(0)	UP005J	Standard	-	-

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