7218BG - NTN Single Row Or Matched Pair of Angular Contact Ball Bearing

  • £75.30

7218BG bearing reference breakdown

Below we will break down the 7218BG 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:


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:


72 - Light Series
18 - 90mm Bore Size

d (mm) 90 D (mm) 160 B (mm) 30
a (mm) 67.5 rs min (mm) 2 r1s min (mm) 1
Mass (kg) 2.22
da min (mm) 100 Da max (mm) 150 Db max (mm) 154.5
r1a max (mm) 1 ra max (mm) 1 db min (mm) 95.5
Dynamic load C (kN) 107 Static load C0 (kN) 94 Fatigue limit load Cu (kN) 3.8
Nlim (oil) (Tr/min) 5000 Nlim (grease) (Tr/min) 3800 Min operating temperature Tmin (°C) -40
Max operating temperature Tmax (°C) 120

We Also Recommend