HC7220-B-XL-MP-UB

Angular contact ball bearing

Angular contact ball bearing HC72..-B-MP, Hybrid bearing, single row, solid brass cage

Display units

Metric

Imperial

Main Dimensions & Performance Data

d	100 mm	Bore diameter
D	180 mm	Outside diameter
B	34 mm	Width
C_r	142,000 N	Basic dynamic load rating, radial
C_0r	119,000 N	Basic static load rating, radial
C_ur	5,300 N	Fatigue load limit, radial
n_G	7,600 1/min	Limiting speed
n_ϑr	4,300 1/min	Reference speed
≈m	3.04 kg	Weight

Mounting dimensions

d_{a min}	112 mm	Minimum diameter of shaft shoulder
D_{a max}	168 mm	Maximum diameter of housing shoulder
D_{b max}	173 mm	Maximum diameter of housing shoulder
r_{a max}	2.1 mm	Maximum fillet radius of shaft
r_{a1 max}	1 mm	Maximum fillet radius of housing

Dimensions

r_min	2.1 mm	Minimum chamfer dimension
r_{1 min}	1.1 mm	Minimum chamfer dimension
D₁	149.6 mm	Shoulder diameter on outer ring wide side face
d₁	132.32 mm	Shoulder diameter on inner ring wide side face
a	76 mm	Distance between the apexes of the pressure cones
α	40 °	Contact angle

Temperature range

T_min	-30 °C	Operating temperature min.
T_max	150 °C	Operating temperature max.

Additional information

A_min	32 µm	Axial clearance per set min.
Tol₍₊₎	12 µm	Tolerance for axial clearance or preload per set

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Your current product variant

Design variant	B	Design variant B
Sealing	Without	not sealed
Cage	MP	solid brass cage, ball guided
Tolerance class	PN	Normal (PN)
Bearing with matched conditions for fitting in pairs	UB	bearing set with smaller axial internal clearance than UA
Lubricant	Without	Bearing not greased
Dimensional / heat stabilization	S0	Rings dimensional stabilized up to 150°

Characteristics

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