THE BEARINGINDEX DIRECTORY

5205 — 25 × 52 × 20.6 mm

BOUNDARY DIMENSIONSUNIT / mm

Boundary dimensions · schematic, not a product photograph or manufacturing drawing.

Deep groove ball

5205

5205 is a deep groove ball designation documented on BearingIndex from 1 manufacturer publication. The published boundary dimensions are 25 × 52 × 20.6 mm. The designation ends in bore code 05, which resolves to a 25 mm bore under ISO 15 and matches what the manufacturers published. The publishing works are in Zhejiang province, China. Every value below comes from that manufacturer’s own published material, with the date it was recorded.

Bore d: 25 mm
Outside D: 52 mm
Width B: 20.6 mm

Compare the 1 publication

What each manufacturer published.

Manufacturer	Source recorded
TSB 5205	2026-09-24	Request

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.

Figure	How it is obtained	Result
Radial section height	(D − d) / 2	13.5 mm
Mean diameter d_m	(D + d) / 2	38.5 mm

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

The works that publish 5205.

TSB

Ningbo, Zhejiang, China

Standard and custom ball and roller bearings

Tiansheng Bearing Group presents its products under the TSB name. Its manufacturing scope includes standard and custom ball bearings, cylindrical roller bearings and tapered roller bearings. The company also describes custom seals, making the bearing-and-seal arrangement a useful subject for application discussions. Published capability statements still require confirmation for the ordered model.

Published ranges: Standard and custom ball bearings · Cylindrical roller bearings · Tapered roller bearings · Custom bearing and seal arrangements

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

Ask TSB about 5205

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 25x52x20.6 mm envelope.

Designation	Bearing family	Works
63205T1X	Deep groove ball	1

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

Neighbouring designations documented here.

Designation	Envelope d × D × B (mm)	Bearing family	Works
5200	10 × 30 × 14.3	Deep groove ball	1
5201	12 × 32 × 15.9	Deep groove ball	1
5202	15 × 35 × 15.9	Deep groove ball	1
5203	17 × 40 × 17.5	Deep groove ball	1
5204	20 × 47 × 20.6	Deep groove ball	1
5206	30 × 62 × 23.8	Deep groove ball	1
5207	35 × 72 × 27	Deep groove ball	1
5208	40 × 80 × 30.2	Deep groove ball	1

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

Request a quote for 5205.

Tick the works you want above, then send one enquiry — each manufacturer answers you separately and cannot see the others.

Open your enquiry How sourcing works here →

Figures on this page are each manufacturer’s own published material, recorded on the dates shown. How we check sources →

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