6902ZZ/2RS — 15 × 28 × 7 mm

What each manufacturer published.

A dash means that manufacturer did not publish the value. Dimensions every source agrees on are shown above rather than repeated per row.

Calculated from the published values.

Arithmetic on the figures above — not a bearing life calculation for your load case.

The works that publish 6902ZZ/2RS.

SXA

Ningbo, Zhejiang, China

Miniature and ultra-thin-wall ball bearings

Ningbo New Century manufactures precision miniature bearings under the SX and SXA names. Its published product scope includes deep groove, flanged and stainless steel bearings, with ultra-thin-wall miniature bearings highlighted as a specialty. The company also describes production of rings, cages, shields and rubber seals within its component operations.

Published ranges: Miniature deep groove ball bearings · Flanged miniature bearings · Stainless steel bearings · Ultra-thin-wall miniature bearings

296 designations documented here · 1 reviewed evidence record · source recorded 2026-09-24

Ask SXA about 6902ZZ/2RS

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Not documented by any source here.

Precision class · Internal clearance · Sealing · Material · Cage material · Z class · V class · Application · Dynamic load rating · Static load rating · Limiting speed · Lubrication · Operating temperature · Precision standard · Ring material · Rolling element material · Limiting speed — grease · Limiting speed — oil · Noise / vibration test method · Manufacturer series · Manufacturer suffix · Ball count · Ball diameter · Reference mass.

Ask the manufacturer for these when you enquire.

Other designations with the same 15x28x7 mm envelope.

Same envelope, but sealing, internal design, clearance and load capability differ — not interchangeable by default.

Neighbouring designations documented here.

Each envelope shown is that designation’s own published size.