7217B - NTN Single Row Or Matched Pair of Angular Contact Ball Bearing

  • £53.64

7217B bearing reference breakdown

Below we will break down the 7217B 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:


B - Indicates a 40° contact angle

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


72 - Light Series
17 - 85mm Bore Size

d (mm) 85 D (mm) 150 B (mm) 28
a (mm) 63.5 rs min (mm) 2 r1s min (mm) 1
Mass (kg) 1.82
da min (mm) 95 Da max (mm) 140 Db max (mm) 144.5
r1a max (mm) 1 ra max (mm) 1 db min (mm) 90.5
Dynamic load C (kN) 90 Static load C0 (kN) 80.5 Fatigue limit load Cu (kN) 3.4
Nlim (oil) (Tr/min) 5300 Nlim (grease) (Tr/min) 4000 Min operating temperature Tmin (°C) -40
Max operating temperature Tmax (°C) 120

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