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NN3030-K-W33 — 150 × 225 × 56 mm

BOUNDARY DIMENSIONSUNIT / mm
B = 56 mmD = 225 mmd = 150 mm
Boundary dimensions · schematic, not a product photograph or manufacturing drawing.
Cylindrical roller

NN3030-K-W33

NN3030-K-W33 is a cylindrical roller designation documented on BearingIndex from 1 manufacturer publication. The published boundary dimensions are 150 × 225 × 56 mm. The designation ends in bore code 30, which resolves to a 150 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
150 mm
Outside D
225 mm
Width B
56 mm

Compare the 1 publication

What each manufacturer published.

ManufacturerLimiting speed — grease (rpm)Limiting speed — oil (rpm)Reference mass (kg)Source recorded
YJB
NN3030-K-W33		340040007.582026-09-24Request

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) / 237.5 mm
Mean diameter dm(D + d) / 2187.5 mm
Speed factor dm · nmean diameter × highest published limiting speed750,000 mm·min−1

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

The works that publish NN3030-K-W33.

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 NN3030-K-W33

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
NN3006-K-W3330 × 55 × 19Cylindrical roller1
NN3007-K-W3335 × 62 × 20Cylindrical roller1
NN3008-K-W3340 × 68 × 21Cylindrical roller1
NN3009-K-W3345 × 75 × 23Cylindrical roller1
NN3010-K-W3350 × 80 × 23Cylindrical roller1
NN3011-K-W3355 × 90 × 26Cylindrical roller1
NN3012-K-W3360 × 95 × 26Cylindrical roller1
NN3013-K-W3365 × 100 × 26Cylindrical roller1
NN3014-K-W3370 × 110 × 30Cylindrical roller1
NN3015-K-W3375 × 115 × 30Cylindrical roller1
NN3016-K-W3380 × 125 × 34Cylindrical roller1
NN3017-K-W3385 × 130 × 34Cylindrical roller1
NN3018-K-W3390 × 140 × 37Cylindrical roller1
NN3019-K-W3395 × 145 × 37Cylindrical roller1
NN3020-K-W33100 × 150 × 37Cylindrical roller1
NN3021-K-W33105 × 160 × 41Cylindrical roller1
NN3022-K-W33110 × 170 × 45Cylindrical roller1
NN3024-K-W33120 × 180 × 46Cylindrical roller1

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

Request a quote for NN3030-K-W33.

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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