FAG 30311-XL
Tapered Roller Bearings
Tapered roller bearings 303, main dimensions to DIN ISO 355 / DIN 720, separable, adjusted or in pairs
(BRAND)：FAG
(Availability)：In Stock
(EMAIL)：info@noksbearings.com
Main Dimensions & Performance Data
d
55 mm
Bore diameter
D
120 mm
Outside diameter
B
29 mm
Width, inner ring
C
25 mm
Width, outer ring
T
31.5 mm
Width, total
Cr
189,000 N
Basic dynamic load rating, radial
C0r
175,000 N
Basic static load rating, radial
Cur
27,500 N
Fatigue load limit, radial
CG
7,500 1/min
Limiting speed
nϑr
4,350 1/min
Thermal speed rating
≈m
1.63 kg
Weight
Mounting dimensions
da max
71 mm
Maximum diameter of shaft shoulder
db min
65 mm
Minimum diameter of shaft shoulder
Da min
104 mm
Minimum diameter of housing shoulder
Da max
110 mm
Maximum diameter of housing shoulder
Db min
111 mm
Minimum diameter of housing shoulder
Ca min
4 mm
Minimum axial space
Cb min
6.5 mm
Minimum axial space
ra max
2.5 mm
Maximum fillet radius of shaft
rb max
2 mm
Maximum fillet radius of housing
