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NTN 30328: bore d 140.000 mm, outside diameter D 300.000 mm, width T 67.750 mm, drawn to scaled 140.000 mmD 300.000 mmT 67.750 mm
Drawing: BearingLookup, to the printed bore d, outside diameter D and width T cited in the specifications below; internal detail is illustrative.

NTN 30328 metric tapered roller bearing

NTN 30328 metric tapered roller bearing: bore d 140.000 mm (5.5118 in), outside diameter D 300.000 mm (11.8110 in), width 67.750 mm (2.6673 in).

Metric tapered roller bearings · All NTN part numbers

Cutaway rendering of a tapered roller bearing with the cup pulled away to show the tapered rollers on the cone
A typical metric tapered roller bearing — not necessarily this part. Photo: “Tapered-roller-bearing din720 120-ex” by Silberwolf, CC BY 2.5, via Wikimedia Commons (resized).

Specifications

Bore d140.000 mm (5.5118 in)
Outside diameter D300.000 mm (11.8110 in)
Width67.750 mm (2.6673 in)
Basic dynamic load rating Cr735.00 kN
Basic static load rating C0r950.00 kN

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

Same size, other makers and types (140 × 300 × 67.75 mm)

PartManufacturerType
30328DKoyometric tapered roller bearing
30328JRKoyometric tapered roller bearing

These match this part on the dimensions each maker prints. A size match is not a stated interchange: check the other specifications before substituting.

Related parts

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