7,729 parts and counting

NTN 31330X: bore d 150.000 mm, outside diameter D 320.000 mm, width T 82.000 mm, drawn to scaled 150.000 mmD 320.000 mmT 82.000 mm
Drawing: BearingLookup, to the printed bore d, outside diameter D and width T cited in the specifications below; internal detail is illustrative.

NTN 31330X metric tapered roller bearing

NTN 31330X metric tapered roller bearing: bore d 150.000 mm (5.9055 in), outside diameter D 320.000 mm (12.5984 in), width 82.000 mm (3.2283 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 d150.000 mm (5.9055 in)
Outside diameter D320.000 mm (12.5984 in)
Width82.000 mm (3.2283 in)
Basic dynamic load rating Cr775.00 kN
Basic static load rating C0r1030.00 kN

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

Same size, other makers and types (150 × 320 × 82 mm)

PartManufacturerType
31330JRKoyometric 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

Sources