Name: 30209 High Quality Tapered Roller Bearing
Brand: Spherical Roller Ceramic Deep Groove Bearing Ball Suppliers Manufacturers Factory
Availability: InStock
Rating: 4.5 (89 reviews)

30209 High Quality Tapered Roller Bearing

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Tapered roller bearings 302, main dimensions to DIN ISO 355 / DIN 720, separable, adjusted or in pairs

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d	45 mm	Bore diameter
D	85 mm	Outside diameter
B	19 mm	Width, inner ring
C	16 mm	Width, outer ring
T	20,75 mm	Width, total
C_r	67.500 N	Basic dynamic load rating, radial
C_0r	78.500 N	Basic static load rating, radial
C_ur	9.800 N	Fatigue load limit, radial
n_G	8.800 1/min	Limiting speed
n_ϑr	5.400 1/min	Thermal speed rating
≈m	495,0 g	ತೂಕ
d_{a max}	54 mm	Maximum diameter of shaft shoulder
d_{b min}	52 mm	Minimum diameter of shaft shoulder
D_{a min}	74 mm	Minimum diameter of housing shoulder
D_{a max}	78 mm	Maximum diameter of housing shoulder
D_{b min}	80 mm	Minimum diameter of housing shoulder
C_{a min}	3 mm	Minimum axial space
C_{b min}	4,5 mm	Minimum axial space
r_{a max}	1,5 mm	Maximum fillet radius of shaft
r_{b max}	1,5 mm	Maximum fillet radius of housing
r_{1, 2 min}	1,5 mm	Minimum chamfer dimension of inner ring back face
r_{3, 4 min}	1,5 mm	Minimum chamfer dimension of outer ring back face
a	18 mm	Distance between the apexes of the pressure cones
d₁	64 mm	Guidance rib diameter of inner ring
T_min	-30 °C	Operating temperature min.
T_max	120 °C	Operating temperature max.
e	0,4	Limiting value of Fa/Fr for the applicability of diff. Values of factors X and Y
Y	1,48	Dynamic axial load factor
Y₀	0,81	Static axial load factor