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NTN 52393/52618: bore d 3.9375 in, outside diameter D 6.1875 in, width W 1.4375 in, drawn to scaled 3.9375 inD 6.1875 inW 1.4375 in
Drawing: BearingLookup, to the printed bore d, outside diameter D and width W cited in the specifications below; internal detail is illustrative.

NTN 52393/52618 inch tapered roller bearing

NTN 52393/52618 inch tapered roller bearing: bore d 3.9375 in (100.012 mm), outside diameter D 6.1875 in (157.163 mm), width 1.4375 in (36.512 mm).

Inch tapered roller bearings · All NTN part numbers

Rendering of a tapered roller bearing with the outer cup separated from the cone and its ring of tapered rollers
A typical inch tapered roller bearing — not necessarily this part. Photo: “Tapered-roller-bearing din720 ex” by Silberwolf, CC BY 2.5, via Wikimedia Commons (resized).

Specifications

Bore d3.9375 in (100.012 mm)
Outside diameter D6.1875 in (157.163 mm)
Width1.4375 in (36.512 mm)
Basic dynamic load rating Cr205.00 kN
Basic static load rating C0r345.00 kN

All specifications: Verified printed in NTN’s own product listing

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