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NTN 30324: bore d 120.000 mm, outside diameter D 260.000 mm, width T 59.500 mm, drawn to scaled 120.000 mmD 260.000 mmT 59.500 mm
Drawing: BearingLookup, to the printed bore d, outside diameter D and width T cited in the specifications below; internal detail is illustrative.

NTN 30324 metric tapered roller bearing

NTN 30324 metric tapered roller bearing: bore d 120.000 mm (4.7244 in), outside diameter D 260.000 mm (10.2362 in), width 59.500 mm (2.3425 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 d120.000 mm (4.7244 in)
Outside diameter D260.000 mm (10.2362 in)
Width59.500 mm (2.3425 in)
Basic dynamic load rating Cr465.00 kN
Basic static load rating C0r550.00 kN

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

Same size, other makers and types (120 × 260 × 59.5 mm)

PartManufacturerType
30324Koyometric tapered roller bearing
30324DKoyometric tapered roller bearing
30324JRKoyometric 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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