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NTN 48190/48120: bore d 4.2500 in, outside diameter D 6.3750 in, width W 1.3750 in, drawn to scaled 4.2500 inD 6.3750 inW 1.3750 in
Drawing: BearingLookup, to the printed bore d, outside diameter D and width W cited in the specifications below; internal detail is illustrative.

NTN 48190/48120 inch tapered roller bearing

NTN 48190/48120 inch tapered roller bearing: bore d 4.2500 in (107.950 mm), outside diameter D 6.3750 in (161.925 mm), width 1.3750 in (34.925 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 d4.2500 in (107.950 mm)
Outside diameter D6.3750 in (161.925 mm)
Width1.3750 in (34.925 mm)
Basic dynamic load rating Cr177.00 kN
Basic static load rating C0r310.00 kN

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

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