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FR133EE — 2.3812 × 4.7625 × 1.5875 mm

BOUNDARY DIMENSIONSUNIT / mm
B = 1.5875 mmD = 4.7625 mmd = 2.3812 mm
Boundary dimensions · schematic, not a product photograph or manufacturing drawing.
Ball bearings

FR133EE

FR133EE is a ball bearings designation documented on BearingIndex from 1 manufacturer publication. The published boundary dimensions are 2.3812 × 4.7625 × 1.5875 mm. The publishing works are in Fujian province, China. Every value below comes from that manufacturer’s own published material, with the date it was recorded.

Bore d
2.3812 mm
Outside D
4.7625 mm
Width B
1.5875 mm

Compare the 1 publication

What each manufacturer published.

ManufacturerReference mass (kg)Source recorded
Runstar
FR133EE		0.00012026-09-24Request

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.

FigureHow it is obtainedResult
Radial section height(D − d) / 21.19 mm
Mean diameter dm(D + d) / 23.57 mm

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

The works that publish FR133EE.

Runstar

Zhangzhou, Fujian, China

Miniature ball and thrust bearings

Zhangzhou Runshida manufactures miniature and small deep groove ball bearings and flat thrust ball bearings under the Runstar name. Its published company scope gives a bore range of 1–50 mm and includes nonstandard development. Applications span instruments, small motors, appliances, medical equipment and fishing tackle; dimensions and closures still require model-specific confirmation.

Published ranges: Miniature deep groove ball bearings · Small deep groove ball bearings · Flat thrust ball bearings · Nonstandard miniature designs

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

Ask Runstar about FR133EE

Applications the publishing works state.

ApplicationStated by
Fishing tackleRunstar
Medical equipmentRunstar
Precision instrumentsRunstar
Small motorsRunstar

Application areas each manufacturer states for its own range. Confirm load, speed, temperature and lubrication for your case.

Not documented by any source here.

Precision class · Internal clearance · Sealing · Material · Cage material · Z class · V class · 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.

Ask the manufacturer for these when you enquire.

Other designations with the same 2.3812x4.7625x1.5875 mm envelope.

DesignationBearing familyWorks
SFR133Ball bearings1
SR133Deep groove ball1
SR133 EEDeep groove ball1

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

Neighbouring designations documented here.

DesignationEnvelope d × D × B (mm)Bearing familyWorks
FR1332.38 × 4.762 × 1.588Deep groove ball1
FR133-2RSEE2.3812 × 4.7625 × 2.3812Ball bearings1
FR133ZZEE2.3812 × 4.7625 × 2.3812Ball bearings1

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

Request a quote for FR133EE.

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

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

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