Tapered Roller Bearings - TDI (Tapered Double Inner)

399D/394CS bearing | Tapered Roller Bearings - TDI (Tapered Double Inner) Imperial

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Price：	enquiry
Model Number：	399D/394CS
Series：	2.1869 in55.547 mm
r - Cup Backface "To Clear" Radius²：	395
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	395
Cone Part Number	399D
Cup Part Number	394CS
Design Units	Imperial
Bearing Weight	4.7 lb2.1 Kg
Cage Type	Stamped Steel
Aa - Cage-Cone Backface Clearance	0 in0 mm
d - Bore	2.4375 in61.913 mm
D - Cup Outer Diameter	4.4680 in113.487 mm
B - Double Cone Width	2.1870 in55.550 mm
C - Cup Width	0.7411 in18.824 mm
T - Bearing Width across Cups	2.1869 in55.547 mm
R - Cone Frontface "To Clear" Radius¹	0.030 in0.80 mm
r - Cup Backface "To Clear" Radius²	0.050 in1.30 mm
da - Cone Frontface Backing Diameter	2.76 in70.10 mm
Db - Cup Backface Backing Diameter	4.02 in102.10 mm
Ab - Cage-Cone Frontface Clearance	0.11 in2.8 mm
C90 - Dynamic Radial Rating (One-Row, 90 million revolutions)³	5760 lbf25600 N
C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)⁴	38700 lbf172000 N
C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)⁵	10000 lbf44600 N
C_a90 - Dynamic Thrust Rating (90 million revolutions)⁶	3970 lbf17600 N
K - Factor⁷	1.45
e - ISO Factor⁸	0.4
Y1 - ISO Factor⁹	1.68
Y2 - ISO Factor¹⁰	2.5
Cg - Geometry Factor¹¹	0.0984
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
FIR-9010026-1	90	FIR-9010026-1	0.303	100	RLM10012026-1	26
NN3084K	15	420	4	5.0	NN3084K	440
7304DF FY	20	1.1	7304DF FY	17000	13000	52
23244KEMBW33	1.9	2.9	1.95	920	830	3.00 mm0.120 in
RLM283730	0.50	RLM283730	0.0750	12000	28	37
YSP 206 SB-2F-39.7	62	18	-	0.000	11.200	19.500
NSR40TBC1UU+570L (G22.5g22.5, A-M6F)	UU- With end seals (on both ends)	No connection	NSR40TBC	22.50	A-M6F	-
32956	63.500	1400	1200	143.000	1660.000	950.000
QVVPA17V075S	4.57	3.07	33 lb15.00 Kg	0883450072717 0883450072748 0883450208550 0883450208703 0883450220989 0883450221139 0883450233415 08	0.0020 in0.051 mm	75 mm
23144EMD1	23144EMD1	52.300	19.0	220	4.0	1300

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