32210

Tapered roller bearing

Tapered roller bearings 322, main dimensions to DIN ISO 355 / DIN 720, separable, adjusted or in pairs

Display units

Metric

Imperial

Main Dimensions & Performance Data

d	50 mm	Bore diameter
D	90 mm	Outside diameter
B	23 mm	Width, inner ring
C	19 mm	Width, outer ring
T	24.75 mm	Width, total
C_r	83,600 N	Basic dynamic load rating, radial
C_0r	109,000 N	Basic static load rating, radial
C_ur	13,500 N	Fatigue load limit, radial
n_G	6,400 1/min	Limiting speed
n_ϑr	4,500 1/min	Thermal speed rating
≈m	0.694 kg	Weight

Mounting dimensions

d_{a max}	58 mm	Maximum diameter of shaft shoulder
d_{b min}	57 mm	Minimum diameter of shaft shoulder
D_{a min}	78 mm	Minimum diameter of housing shoulder
D_{a max}	83 mm	Maximum diameter of housing shoulder
D_{b min}	85 mm	Minimum diameter of housing shoulder
C_{a min}	3 mm	Minimum axial space
C_{b min}	5.5 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

Dimensions

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	21 mm	Distance between the apexes of the pressure cones
d₁	71.8 mm	Guidance rib diameter of inner ring

Temperature range

T_min	-30 °C	Operating temperature min.
T_max	120 °C	Operating temperature max.

Calculation factors

e	0.42	Limiting value of Fa/Fr for the applicability of diff. Values of factors X and Y
Y	1.43	Dynamic axial load factor
Y₀	0.79	Static axial load factor

Additional information

T3DC050

Comparative designation to ISO 10317 and ISO 355

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Tolerance class	PN	Normal (ISO 492:2014)
Heat treatment	Standard
Cage	Standard	Sheet steel cage, roller-guided
Internal design	Standard
Quality level	H	H
Number of rolling element rows	1	Single-row design

Characteristics

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