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NTN 13687/13621: bore d 1.5000 in, outside diameter D 2.7170 in, width W 0.7500 in, drawn to scaled 1.5000 inD 2.7170 inW 0.7500 in
Drawing: BearingLookup, to the printed bore d, outside diameter D and width W cited in the specifications below; internal detail is illustrative.

NTN 13687/13621 inch tapered roller bearing

NTN 13687/13621 inch tapered roller bearing: bore d 1.5000 in (38.100 mm), outside diameter D 2.7170 in (69.012 mm), width 0.7500 in (19.050 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 d1.5000 in (38.100 mm)
Outside diameter D2.7170 in (69.012 mm)
Width0.7500 in (19.050 mm)
Basic dynamic load rating Cr47.50 kN
Basic static load rating C0r59.50 kN

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

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