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NTN 31320X: bore d 100.000 mm, outside diameter D 215.000 mm, width T 56.500 mm, drawn to scaled 100.000 mmD 215.000 mmT 56.500 mm
Drawing: BearingLookup, to the printed bore d, outside diameter D and width T cited in the specifications below; internal detail is illustrative.

NTN 31320X metric tapered roller bearing

NTN 31320X metric tapered roller bearing: bore d 100.000 mm (3.9370 in), outside diameter D 215.000 mm (8.4646 in), width 56.500 mm (2.2244 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 d100.000 mm (3.9370 in)
Outside diameter D215.000 mm (8.4646 in)
Width56.500 mm (2.2244 in)
Basic dynamic load rating Cr355.00 kN
Basic static load rating C0r435.00 kN

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

Same size, other makers and types (100 × 215 × 56.5 mm)

PartManufacturerType
31320JRKoyometric 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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