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NTN 6820ZN: bore d 100.000 mm, outside diameter D 125.000 mm, width B 13.000 mm, drawn to scaled 100.000 mmD 125.000 mmB 13.000 mm
Drawing: BearingLookup, to the printed bore d, outside diameter D and width B cited in the specifications below; internal detail is illustrative; seals or shields, if any, are not shown.

NTN 6820ZN deep groove ball bearing

NTN 6820ZN deep groove ball bearing: bore d 100.000 mm (3.9370 in), outside diameter D 125.000 mm (4.9213 in), width 13.000 mm (0.5118 in).

Deep groove ball bearings · All NTN part numbers

Open deep groove ball bearing with its steel balls visible
A typical deep groove ball bearing — not necessarily this part. Photo: “1984 deep groove ball bearing UR 6304 made in Czechoslovakia by ZKL” by R. Henrik Nilsson, CC BY 4.0, via Wikimedia Commons (resized).

Specifications

Bore d100.000 mm (3.9370 in)
Outside diameter D125.000 mm (4.9213 in)
Width13.000 mm (0.5118 in)
Basic dynamic load rating Cr21.70 kN
Basic static load rating C0r21.20 kN

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

Same size, other makers and types (100 × 125 × 13 mm)

PartManufacturerType
6820 2RDKoyodeep groove ball bearing
6820 2RUKoyodeep groove ball bearing
6820 ZZKoyodeep groove ball bearing
6820Koyodeep groove ball 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