PRODUCTS


FAG
B71948-C-T-P4S-UL
Spindle bearing B71948-C-T-P4S-UL
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Main Dimensions & Performance Data
d
240 mm
Bore diameter
D
320 mm
Outside diameter
B
38 mm
Width
Cr
231,000 N
Basic dynamic load rating, radial
C0r
220,000 N
Basic static load rating, radial
Cur
13,900 N
Fatigue load limit, radial
nG Grease
4,000 1/min
Limiting speed for grease lubrication
nG Oil
6,000 1/min
Limiting speed for oil lubrication
≈m
6.997 kg
Weight

Mounting dimensions
da
254 mm
Diameter shaft shoulder
da
h12
Diameter shaft shoulder clearance
Da
307 mm
Shoulder diameter outer ring
Da
H12
Shoulder diameter outer ring clearance
ra max
1 mm
Maximum recess radius
ra1 max
1 mm
Maximum recess radius
Etk min
264.7 mm
Minimum diameter injection pitch
Etk max
272.9 mm
Maximum diameter injection pitch
Etk1 min
264.7 mm
Minimum diameter injection pitch
Etk1 max
272.9 mm
Maximum diameter injection pitch
a
56.5 mm
Distance between the apexes of the pressure cones

Dimensions
rmin
2.1 mm
Minimum chamfer dimension
r1 min
1.1 mm
Minimum chamfer dimension
α
15 °
Contact angle

Temperature range
Tmin
-30 °C
Operating temperature min.
Tmax
100 °C
Operating temperature max.

Additional information
FV L
1,224 N
Preload force light
FV M
4,024 N
Preload force medium
FV H
8,171 N
Preload force heavy
KaE L
3,712 N
Lift-off force light
KaE M
13,066 N
Lift-off force medium
KaE H
28,181 N
Lift-off force heavy
ca L
207 N/µm
Axial rigidity light
ca M
347 N/µm
Axial rigidity medium
ca H
490 N/µm
Axial rigidity heavy

Your current product variant
Contact angleCContact angle 15°
LubricantWithout
SealingWithout
Outer shapeStandard
CageTLaminated fabric cage
Tolerance classP4Stolerance class P4S, FAG standard better than P4 to DIN 620
Arrangement bearing setUSingle bearing
PreloadLpreload light
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