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NTN 24780/24720: bore d 1.6250 in, outside diameter D 3.0000 in, width W 0.8750 in, drawn to scaled 1.6250 inD 3.0000 inW 0.8750 in
Drawing: BearingLookup, to the printed bore d, outside diameter D and width W cited in the specifications below; internal detail is illustrative.

NTN 24780/24720 inch tapered roller bearing

NTN 24780/24720 inch tapered roller bearing: bore d 1.6250 in (41.275 mm), outside diameter D 3.0000 in (76.200 mm), width 0.8750 in (22.225 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 d1.6250 in (41.275 mm)
Outside diameter D3.0000 in (76.200 mm)
Width0.8750 in (22.225 mm)
Basic dynamic load rating Cr65.00 kN
Basic static load rating C0r80.50 kN

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

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