7,729 parts and counting

NTN 28880/28820E1: bore d 9.7500 in, outside diameter D 12.0000 in, width W 0.8750 in, drawn to scaled 9.7500 inD 12.0000 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 28880/28820E1 inch tapered roller bearing

NTN 28880/28820E1 inch tapered roller bearing: bore d 9.7500 in (247.650 mm), outside diameter D 12.0000 in (304.800 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 d9.7500 in (247.650 mm)
Outside diameter D12.0000 in (304.800 mm)
Width0.8750 in (22.225 mm)
Basic dynamic load rating Cr147.00 kN
Basic static load rating C0r358.00 kN

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

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