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234448-M — 240 × 360 × 144 mm

BOUNDARY DIMENSIONSUNIT / mm
B = 144 mmD = 360 mmd = 240 mm
Boundary dimensions · schematic, not a product photograph or manufacturing drawing.
Thrust

234448-M

234448-M is a thrust designation documented on BearingIndex from 1 manufacturer publication. The published boundary dimensions are 240 × 360 × 144 mm. 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
240 mm
Outside D
360 mm
Width B
144 mm

Compare the 1 publication

What each manufacturer published.

ManufacturerLimiting speed — grease (rpm)Limiting speed — oil (rpm)Reference mass (kg)Source recorded
YJB
234448-M		1500200043.82026-09-24Request

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) / 260 mm
Mean diameter dm(D + d) / 2300 mm
Speed factor dm · nmean diameter × highest published limiting speed600,000 mm·min−1

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

The works that publish 234448-M.

YJB

Hangzhou, Zhejiang, China

Precision spindle and machine-tool bearings

Hangzhou Yijia manufactures precision bearings within the Huaxing group. Its published range includes angular contact ball bearings, cylindrical roller bearings, double-direction thrust angular contact bearings and tapered roller designs. The company describes controlled grinding and assembly environments and applications in machine-tool spindles, medical equipment, instrument motors and robots.

Published ranges: Angular contact ball bearings · Cylindrical roller bearings · Double-direction thrust angular contact bearings · Tapered roller and nonstandard designs

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

Ask YJB about 234448-M

Applications the publishing works state.

ApplicationStated by
Instrument motorsYJB
Machine-tool spindlesYJB
Medical equipmentYJB
RoboticsYJB

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 · Noise / vibration test method · Manufacturer series · Manufacturer suffix · Ball count · Ball diameter.

Ask the manufacturer for these when you enquire.

Neighbouring designations documented here.

DesignationEnvelope d × D × B (mm)Bearing familyWorks
23140K200 × 340 × 112Spherical roller1
23140W33200 × 340 × 112Spherical roller1
23144220 × 370 × 120Spherical roller1
23144K220 × 370 × 120Spherical roller1
23144W33220 × 370 × 120Spherical roller1
23148240 × 400 × 128Spherical roller1
23148K240 × 400 × 128Spherical roller1
23148W33240 × 400 × 128Spherical roller1
23152260 × 440 × 144Spherical roller1
23152K260 × 440 × 144Spherical roller1
23152W33260 × 440 × 144Spherical roller1
23156280 × 460 × 146Spherical roller1
23156K280 × 460 × 146Spherical roller1
23156W33280 × 460 × 146Spherical roller1
23160300 × 500 × 160Spherical roller1
23160K300 × 500 × 160Spherical roller1
23160W33300 × 500 × 160Spherical roller1
2321890 × 160 × 52.4Spherical roller1

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

Request a quote for 234448-M.

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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