Tapered Roller Bearings - TDI (Tapered Double Inner)

378DE/372A bearing | Tapered Roller Bearings - TDI (Tapered Double Inner) Imperial

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Price：	enquiry
Model Number：	378DE/372A
Series：	2.0939 in53.185 mm
r - Cup Backface "To Clear" Radius²：	375
Design Units：	0.030 in0.80 mm
Db - Cup Backface Backing Diameter：	Spacer shows standard nominal .01 radii, actual bearing may vary
da - Cone Frontface Backing Diameter：	Imperial

Series	375
Cone Part Number	378DE
Cup Part Number	372A
Design Units	Imperial
Bearing Weight	3.5 lb1.6 Kg
Cage Type	Stamped Steel
Aa - Cage-Cone Backface Clearance	0 in0 mm
d - Bore	1.9375 in49.213 mm
D - Cup Outer Diameter	3.8125 in96.838 mm
B - Double Cone Width	2.0940 in53.188 mm
C - Cup Width	0.7500 in19.050 mm
T - Bearing Width across Cups	2.0939 in53.185 mm
R - Cone Frontface "To Clear" Radius¹	0.030 in0.80 mm
r - Cup Backface "To Clear" Radius²	0.06 in1.5 mm
da - Cone Frontface Backing Diameter	2.2 in55.90 mm
Db - Cup Backface Backing Diameter	3.39 in86.10 mm
Ab - Cage-Cone Frontface Clearance	0.09 in2.3 mm
C90 - Dynamic Radial Rating (One-Row, 90 million revolutions)³	5120 lbf22800 N
C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)⁴	34400 lbf153000 N
C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)⁵	8920 lbf39700 N
C_a90 - Dynamic Thrust Rating (90 million revolutions)⁶	2970 lbf13200 N
K - Factor⁷	1.73
e - ISO Factor⁸	0.34
Y1 - ISO Factor⁹	1.99
Y2 - ISO Factor¹⁰	2.97
Cg - Geometry Factor¹¹	0.0816
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
QMCW15J075S	4.67	3.14	22.00 lb10.00 Kg	0883450062725 0883450062732 0883450062756 0883450062763 0883450062770 0883450062787 0883450062794 08	0.0020 in0.051 mm	75 mm
7024DT	120	1.00	2.0	7024	2.470	4 800
22232EMW33C3	2.57	3.91	2.62	2200	1900	2.5 mm0.100 in
29280	85	400	4.0	700	29280	526
FCRSBE-80	17.0	17.0	30500	40	30	61000
KT 606520	60	KT 606520	45.5	60	65	29700
239/900KYMBW507C08	4.58	6.98	4.69	270	240	5.000 mm0.200 in
KR 47 B	2.900	24.500	14.700	47.000	KR 47 B	20.000
23080KEMBW906A	2.92	4.44	2.98	760	660	4.000 mm0.160 in
HN106	1.0	HN106	78.00	23	Tr530x6	624

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