Name: 30203 High Quality Tapered roller bearing 17X40X12
Brand: Spherical Roller Ceramic Deep Groove Bearing Ball Suppliers Manufacturers Factory
Availability: InStock
Rating: 4.5 (89 reviews)

30203 High Quality Tapered roller bearing 17X40X12

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

d	17 mm	Bore diameter
D	40 mm	Outside diameter
B	12 mm	Width, inner ring
C	11 mm	Width, outer ring
T	13,25 mm	Width, total
C_r	19.200 N	Basic dynamic load rating, radial
C_0r	18.700 N	Basic static load rating, radial
C_ur	1.920 N	Fatigue load limit, radial
n_G	20.100 1/min	Limiting speed
n_ϑr	11.800 1/min	Thermal speed rating
≈m	77,7 g	Þyngd
d_{a max}	23 mm	Maximum diameter of shaft shoulder
d_{b min}	23 mm	Minimum diameter of shaft shoulder
D_{a min}	34 mm	Minimum diameter of housing shoulder
D_{a max}	34 mm	Maximum diameter of housing shoulder
D_{b min}	37 mm	Minimum diameter of housing shoulder
C_{a min}	2 mm	Minimum axial space
C_{b min}	2 mm	Minimum axial space
r_{a max}	1 mm	Maximum fillet radius of shaft
r_{b max}	1 mm	Maximum fillet radius of housing
r_{1, 2 min}	1 mm	Minimum chamfer dimension of inner ring back face
r_{3, 4 min}	1 mm	Minimum chamfer dimension of outer ring back face
a	10 mm	Distance between the apexes of the pressure cones
d₁	29,1 mm	Guidance rib diameter of inner ring
T_min	-30 °C	Operating temperature min.
T_max	120 °C	Operating temperature max.
e	0,35	Limiting value of Fa/Fr for the applicability of diff. Values of factors X and Y
Y	1,74	Dynamic axial load factor
Y₀	0,96	Static axial load factor