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6021 — 105 × 160 × 26 mm

BOUNDARY DIMENSIONSUNIT / mm
B = 26 mmD = 160 mmd = 105 mm
Boundary dimensions · schematic, not a product photograph or manufacturing drawing.
Deep groove ball

6021

6021 is a deep groove ball designation documented on BearingIndex from 1 manufacturer publication. The published boundary dimensions are 105 × 160 × 26 mm. The designation ends in bore code 21, which resolves to a 105 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
105 mm
Outside D
160 mm
Width B
26 mm

Compare the 1 publication

What each manufacturer published.

ManufacturerDynamic load rating (kN)Static load rating (kN)Limiting speed — grease (rpm)Limiting speed — oil (rpm)Minimum corner radius (mm)Reference mass (kg)Source recorded
HOTO
6021		71.963.34000480021.622026-09-24Request

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) / 227.5 mm
Mean diameter dm(D + d) / 2132.5 mm
Speed factor dm · nmean diameter × highest published limiting speed636,000 mm·min−1
C / C₀ load ratiodynamic ÷ static load ratingHOTO 1.14

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

The works that publish 6021.

HOTO

Ningbo, Zhejiang, China

Miniature deep groove motor bearings

Ningbo Zhenhai Huituo specializes in miniature motor-bearing production under the HOTO name. Its published models include 695, 698, 605, 6900, 6000 and 6200–6203. Applications listed on the company site include fans, water purifiers, vacuum cleaners, air conditioners and office automation. Noise and lubricant requirements should accompany the model reference.

Published ranges: Miniature deep groove ball bearings · 6000 and 6200-series motor bearings

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

Ask HOTO about 6021

Applications the publishing works state.

ApplicationStated by
FansHOTO
Office automationHOTO
Vacuum cleanersHOTO
Water purifiersHOTO

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 · 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.

Other designations with the same 105x160x26 mm envelope.

DesignationBearing familyWorks
6021-2RZDeep groove ball1
H7021-AC-TA-2RZ-HQ1-P4Angular contact1
H7021-AC-TA-HQ1-P4Angular contact1
H7021-AC-TA-P4Angular contact1
H7021-C-TA-HQ1-P4Angular contact1
H7021-C-TA-P4Angular contact1

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
600010 × 26 × 8Deep groove ball12
6000-2RS10 × 26 × 8Deep groove ball1
6000E10 × 26 × 8Deep groove ball1
6000T1X10 × 26 × 8Deep groove ball1
6000TB10 × 26 × 8Deep groove ball1
6000zz10 × 26 × 10Deep groove ball2
6000ZZ/2RS10 × 26 × 8Deep groove ball1
600112 × 28 × 8Deep groove ball9
6001-2RS12 × 28 × 8Deep groove ball1
6001-2RZ12 × 28 × 8Deep groove ball1
6001E12 × 28 × 8Deep groove ball1
6001G12 × 28 × 8Deep groove ball1
6001T1X12 × 28 × 8Deep groove ball1
6001TB12 × 28 × 8Deep groove ball1
6001ZZ12 × 28 × 8Deep groove ball2
6001ZZ/2RS12 × 28 × 8Deep groove ball1
600215 × 32 × 9Deep groove ball10
6002-2RZ15 × 32 × 9Deep groove ball1

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

Request a quote for 6021.

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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