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NTN 4595/4520: bore d 2.1250 in, outside diameter D 3.9843 in, width W 1.5625 in, drawn to scaled 2.1250 inD 3.9843 inW 1.5625 in
Drawing: BearingLookup, to the printed bore d, outside diameter D and width W cited in the specifications below; internal detail is illustrative.

NTN 4595/4520 inch tapered roller bearing

NTN 4595/4520 inch tapered roller bearing: bore d 2.1250 in (53.975 mm), outside diameter D 3.9843 in (101.200 mm), width 1.5625 in (39.687 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 d2.1250 in (53.975 mm)
Outside diameter D3.9843 in (101.200 mm)
Width1.5625 in (39.687 mm)
Basic dynamic load rating Cr163.00 kN
Basic static load rating C0r235.00 kN

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

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