BearingBrain
Catalogue substitution sheet
← Part page · Substitution sheet

NTN 639177

Tapered · Open

The seat — 20 MM × 43 MM × 13.25 MM

Bore
20 MM
Outside dia
43 MM
Width
13.25 MM
Type
Tapered
Seal
Open
Clearance
CN (Normal)
Precision
P0 (Class4)
Dynamic C
16.5 kN
Static C0
16.0 kN

No other designation in the catalogue shares this bore × outside diameter × width. There is nothing to compare, and nothing here guesses at a near neighbour: a bearing one millimetre off this seat is a different seat.

What this sheet is — and what the catalogue did not say

Anyone with this link can view this part and its recorded candidate comparison.

BEARINGBRAIN.COM/PART/639177/SUBSTITUTE