FAG HCB7228-C-T-P4S-UL
Radial Super Precision Bearings
Spindle bearing HCB72..-C, adjusted, in pairs or sets, contact angle u03B1 = 15u00B0, with ceramic balls, restricted tolerances
(BRAND)：FAG
(Availability)：In Stock
(EMAIL)：info@noksbearings.com
Main Dimensions & Performance Data
d
140 mm
Bore diameter
D
250 mm
Outside diameter
B
42 mm
Width
Cr
224,000 N
Basic dynamic load rating, radial
C0r
157,000 N
Basic static load rating, radial
Cur
9,100 N
Fatigue load limit, radial
nG Grease
6,300 1/min
Limiting speed for grease lubrication
nG Oil
9,500 1/min
Limiting speed for oil lubrication
≈m
6.62 kg
Weight
Mounting dimensions
da
163 mm
Diameter shaft shoulder
da
h12
Diameter shaft shoulder clearance
Da
226.5 mm
Shoulder diameter outer ring
Da
H12
Shoulder diameter outer ring clearance
ra max
2.5 mm
Maximum recess radius
ra1 max
2.5 mm
Maximum recess radius
Etk min
175.9 mm
Minimum diameter injection pitch
Etk max
187 mm
Maximum diameter injection pitch
Etk1 min
175.9 mm
Minimum diameter injection pitch
Etk1 max
187 mm
Maximum diameter injection pitch
a
47.1 mm
Distance between the apexes of the pressure cones
