Tapered Roller Bearings - TS (Tapered Single)

X31308/Y31308 bearing | Tapered Roller Bearings/TS (Tapered Single) Metric

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Price：	enquiry
Model Number：	X31308/Y31308
Series：	25.250 mm0.9941 in
r - Cup Backface "To Clear" Radius²：	31308
Design Units：	1.52 mm0.06 in
Db - Cup Backface Backing Diameter：	2.030 mm0.080 in
da - Cone Frontface Backing Diameter：	22.9

Series	31308
Cone Part Number	X31308
Cup Part Number	Y31308
Design Units	METRIC
Bearing Weight	0.70 Kg1.6 lb
Cage Type	Stamped Steel
d - Bore	40 mm1.5748 in
D - Cup Outer Diameter	90.000 mm3.5433 in
B - Cone Width	23.000 mm0.9055 in
C - Cup Width	17.000 mm0.6693 in
T - Bearing Width	25.250 mm0.9941 in
R - Cone Backface "To Clear" Radius¹	2.030 mm0.080 in
r - Cup Backface "To Clear" Radius²	1.52 mm0.06 in
da - Cone Frontface Backing Diameter	52.07 mm2.05 in
db - Cone Backface Backing Diameter	60.96 mm2.4 in
Da - Cup Frontface Backing Diameter	86.40 mm3.40 in
Db - Cup Backface Backing Diameter	75.95 mm2.99 in
Ab - Cage-Cone Frontface Clearance	3.8 mm0.15 in
Aa - Cage-Cone Backface Clearance	3.3 mm0.13 in
a - Effective Center Location³	4.1 mm0.16 in
C90 - Dynamic Radial Rating (90 million revolutions)⁴	26200 N5890 lbf
C1 - Dynamic Radial Rating (1 million revolutions)⁵	101000 N22700 lbf
C0 - Static Radial Rating	88100 N19800 lbf
C_a90 - Dynamic Thrust Rating (90 million revolutions)⁶	37000 N8320 lbf
K - Factor⁷	0.71
e - ISO Factor⁸	0.83
Y - ISO Factor⁹	0.73
G1 - Heat Generation Factor (Roller-Raceway)	22.9
G2 - Heat Generation Factor (Rib-Roller End)	10.3
Cg - Geometry Factor¹⁰	0.091

No.	Series	r - Cup Backface "To Clear" Radius²	Design Units	Db - Cup Backface Backing Diameter	da - Cone Frontface Backing Diameter	D - Cup Outer Diameter
6008/2RS	0.190 Kg	1.000 mm	15.000 mm	68.000 mm	15000 rpm	10000 rpm
260RU30OC1268R3	NU	N	830	750	METRIC	375.000 mm14.800 in
BD-1309 EKTN9-H 309	8500	12000	13.400	39.000	BD-1309 EKTN9-H 309	100.000
485 VE R	485 VE R	490.000	30.000	50.000	485.000	473.000
NUH 2220 ECMH	NUH 2220 ECMH	100.000	57.000	475.000	400.000	180.000
SB 70A	70	0.0	0.0	100.0	74.5	81.5
63/222RU	22	1.1	63/222RU	13000	56	0.77
NU2218	90	2.0	2.0	3.100	4300	3600
380RX2086A	380.000 mm14.9606 in	400.000 mm15.7480 in	634.200 lb	RX-6	6840 kN1536000 lbf	422RXS2086
HJ 1072	HJ 1072	360.000	-	-	-	-

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