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Koyo 30328JR — catalogue photograph of the metric tapered roller bearing family

Koyo 30328JR metric tapered roller bearing

Koyo 30328JR metric tapered roller bearing: bore d 140 mm, outside diameter D 300 mm, width 67.75 mm.

Metric tapered roller bearings · All Koyo part numbers

Figure © Koyo, clipped unaltered from Koyo Ball & Roller Bearings catalog B2001E-6 — Standard Bearings section (B2001E-6b). It illustrates the product family printed there, which may include other sizes. Removed on request.

Koyo 30328JR — catalogue photograph of the metric tapered roller bearing familyKoyo 30328JR — catalogue drawing of the metric tapered roller bearing family
Koyo 30328JR: bore d 140 mm, outside diameter D 300 mm, width T 67.75 mm, drawn to scaled 140 mmD 300 mmT 67.75 mm
Drawing: BearingLookup, to the printed bore d, outside diameter D and width T cited in the specifications below; internal detail is illustrative.

Specifications

Bore d140 mm
Outside diameter D300 mm
Width67.75 mm
Basic dynamic load rating Cr938 kN
Basic static load rating C0r962 kN
Limiting speed, grease lubrication1300 min-1
Limiting speed, oil lubrication1700 min-1
Mass22.6 kg

All specifications: Verified printed in Koyo’s own catalogue

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

PartManufacturerType
30328NTNmetric 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.

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