7311BG - NTN Single Row Or Matched Pair of Angular Contact Ball Bearing

  • £40.37


7311BG bearing reference breakdown

Below we will break down the 7311BG bearing reference and provide an explanation for each section provided it can actually be broken down. We can split it into 3 parts the prefix, suffix and body of the item code.

The suffix can be found at the end of the bearing number:

Suffix

BG - Indicates a 40° contact angle, universal design

The body of the bearing reference is what is left after removing the suffix and the prefix:

Body

73 - Medium Series
11 - 55mm Bore Size

d (mm) 55 D (mm) 120 B (mm) 29
a (mm) 52 rs min (mm) 2 r1s min (mm) 1
Mass (kg) 1.42
da min (mm) 65 Da max (mm) 110 Db max (mm) 114.5
r1a max (mm) 1 ra max (mm) 1 db min (mm) 60.5
Dynamic load C (kN) 79 Static load C0 (kN) 56.5 Fatigue limit load Cu (kN) 2.55
Nlim (oil) (Tr/min) 7300 Nlim (grease) (Tr/min) 5500 Min operating temperature Tmin (°C) -40
Max operating temperature Tmax (°C) 120

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