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6205ZZ bearing dimensions & suffix variants

Look up recorded dimensions for designations beginning with 6205ZZ. The table retains complete manufacturer designations so special suffixes and different dimensional variants remain visible.

On this page5 sections

Find by measured dimensions

Enter bore d, outside diameter D and width B. Use decimals or inch fractions such as 1/2 or 1 1/4.

For tapered assemblies use total width T; for units or flanged bearings also check the mounting drawing.

Exact model evidence

6205ZZ dimensions and recorded technical data

The recorded 6205ZZ base designation measures 25×52×15 mm (inside diameter d × outside diameter D × width B). This answer uses unsuffixed records from NSK, KOYO. It does not assign the same dimensions or operating ratings to every suffix.

The numeric series boundary is preserved: a longer number is not included merely because its first digits match. 6 recorded variants are listed. A dash means the value is missing, not zero.

Measurement details

Read the original dimensions for 6205ZZ

Boundary size alone does not describe every ring, shoulder or assembled unit. These tables retain the recorded manufacturer labels, symbols, units and limits for each complete marking. Expand a record to check its detailed measurements.

Important: an approximate value, a minimum or a maximum keeps that qualifier. These reference extracts are not CAD drawings, fit recommendations or replacement approvals.

KOYO 6205 ZZ — 3 dimension fields

Deep groove ball bearing. Source: JTEKT / Koyo product catalogue; recorded snapshot 2026-09-02.

Use the complete designation shown here. A seal, cage, clearance or precision suffix can matter even when nominal boundary dimensions match.

Bearing and component measurements

MeasurementSource symbolRecorded value
Bore diameterd25 mm
Outside diameterD52 mm
WidthB15 mm
Open the complete KOYO 6205 ZZ record →
TIMKEN 6205-ZZ — 4 dimension fields

Deep groove ball bearing. Source: Timken official dimensional catalogue; recorded snapshot 2026-10-01.

Metric and inch measurements below are the values published together in this dated manufacturer record. Their displayed rounding is retained; the inch column does not turn a metric design into an inch-series design.

Keep the full marking shown for this record. Equal nominal dimensions do not establish matching closure, clearance, precision, material or operating limits.

Shaft and housing backing-shoulder dimensions, maximum fillet radii and signed offsets answer different installation questions. Preserve the named face, limit and sign; they are not additional bearing outside diameters or nominal widths.

This factual extract is a dimensional reference, not an OEM fitment statement, a replacement approval or a downloadable CAD model.

Bearing and component measurements

MeasurementSource symbolRecorded value
Bore (d)d25 mm
O.D. (D)D52 mm / 2.047 in
Width (B)B15 mm / 0.591 in

Mounting limits and abutments

MeasurementSource symbolRecorded value
Max Shaft Fillet RadiusNot supplied separately1 mm / 0.039 in
Open the complete TIMKEN 6205-ZZ record →
TIMKEN 6205-ZZ-C3 — 4 dimension fields

Deep groove ball bearing. Source: Timken official dimensional catalogue; recorded snapshot 2026-10-01.

Metric and inch measurements below are the values published together in this dated manufacturer record. Their displayed rounding is retained; the inch column does not turn a metric design into an inch-series design.

Keep the full marking shown for this record. Equal nominal dimensions do not establish matching closure, clearance, precision, material or operating limits.

Shaft and housing backing-shoulder dimensions, maximum fillet radii and signed offsets answer different installation questions. Preserve the named face, limit and sign; they are not additional bearing outside diameters or nominal widths.

This factual extract is a dimensional reference, not an OEM fitment statement, a replacement approval or a downloadable CAD model.

Bearing and component measurements

MeasurementSource symbolRecorded value
Bore (d)d25 mm
O.D. (D)D52 mm / 2.047 in
Width (B)B15 mm / 0.591 in

Mounting limits and abutments

MeasurementSource symbolRecorded value
Max Shaft Fillet RadiusNot supplied separately1 mm / 0.039 in
Open the complete TIMKEN 6205-ZZ-C3 record →
Exact designation reference

Catalogue parameters for 6205ZZ

Choose the complete brand and marking before reading a value. These source-labelled records add dimensions, construction and engineering properties where they were recorded; a shared model number does not establish interchangeability.

Units, ranges and minimum/maximum qualifiers are retained. The data is a dated catalogue reference, not a certified drawing, a complete current specification or an operating approval.

KOYO 6205 ZZ — 14 recorded parameters

Deep groove ball bearing

Reference: JTEKT / Koyo catalogue; source snapshot 2026-09-02.

Read the complete suffix and recorded construction. Similar dimensions do not prove identical seals, clearance, precision or material.

Values shown are retained from the recorded source. Zero boundary dimensions and zero load ratings from incomplete legacy feeds are withheld rather than presented as usable specifications.

Technical Data

ParameterSource symbolRecorded value
dNot separately recorded25 mm
DNot separately recorded52 mm
BNot separately recorded15 mm
R(Min.)Not separately recorded1 mm
Basic Load Ratings : CrNot separately recorded17.5 kN
Basic Load Ratings : C0RNot separately recorded7.85 kN
Fatigue Load Limit : CuNot separately recorded0.550 kN
Factor : F0Not separately recorded13.9
Limiting Speeds(Grease Lub.)Not separately recorded13000 min-1
Da(Min.)Not separately recorded30 mm
Da(Max.)Not separately recorded31.5 mm
Da(Max.)Not separately recorded47 mm
Ra(Max.)Not separately recorded1 mm
Mass(Refer.)Not separately recorded0.128 kg
Open KOYO 6205 ZZ product record →
Brand / full designationNamed dimensions (mm / in)Dynamic C (kN)Static C0 (kN)Reference speed (rpm)Limiting speed (rpm)Mass (kg / g)
TIMKEN6205-ZZDeep groove ball bearing
Recorded bore (d)
25 mm
0.984252 in
Recorded outside dimension (D)
52 mm
2.047244 in
Catalogue width (symbol unverified)
15 mm
0.590551 in
14 kN7.88 kN——0.13 kg130 g
NSK6205ZZDeep groove ball bearing
Bore diameter (d)
25 mm
0.984252 in
Outside diameter (D)
52 mm
2.047244 in
Bearing width (B)
15 mm
0.590551 in
15.4 kN7.85 kN———
KOYO6205 ZZDeep groove ball bearing
Bore diameter (d)
25 mm
0.984252 in
Outside diameter (D)
52 mm
2.047244 in
Width (B)
15 mm
0.590551 in
17.5 kN7.85 kN—13000 rpmLimiting Speeds(Grease Lub.): 13000 min-10.128 kg128 g
TIMKEN6205-ZZ-C3Deep groove ball bearing
Recorded bore (d)
25 mm
0.984252 in
Recorded outside dimension (D)
52 mm
2.047244 in
Catalogue width (symbol unverified)
15 mm
0.590551 in
14 kN7.88 kN——0.13 kg130 g
TIMKEN6205-ZZ-NRDeep groove ball bearing
Recorded bore (d)
25 mm
0.984252 in
Recorded outside dimension (D)
52 mm
2.047244 in
Catalogue width (symbol unverified)
15 mm
0.590551 in
14 kN7.88 kN——0.13 kg130 g
NACHI6205ZZEDeep groove ball bearing
Bore diameter (d)
25 mm
0.984252 in
Outside diameter (D)
52 mm
2.047244 in
Bearing width (B)
15 mm
0.590551 in
17.7 kN7.9 kN———
Compare recorded seals, clearance, precision and materials

Manufacturer wording is retained. A missing property is not inferred from another brand or a similar suffix.

Brand / designationClosureOriginal precisionClearanceCageMaterialLubricant
TIMKEN 6205-ZZShieldedNot recordedNot recordedSteel cageNot recordedNot recorded
NSK 6205ZZMetal shields on both sidesNot recordedNot recordedNot recordedNot recordedNot recorded
KOYO 6205 ZZShielded ZZNot recordedNot recordedNot recordedNot recordedNot recorded
TIMKEN 6205-ZZ-C3ShieldedNot recordedNot recordedSteel cageNot recordedNot recorded
TIMKEN 6205-ZZ-NRShieldedNot recordedNot recordedSteel cageNot recordedNot recorded
NACHI 6205ZZETwo shieldsNot recordedNot recordedNot recordedNot recordedNot recorded

How to compare these values

  • Use the displayed dimension names and original symbols. Housing length L, height H2 and flange width are not bearing outside diameter D. A catalogue width with an unverified symbol must not be assumed to be inner-ring width B or assembly width T. Open the product record for mounting dimensions and geometry.
  • Inch values are calculated from the recorded millimetres using 25.4 mm per inch, rounded to six decimal places. They do not change a metric bearing into an inch-series bearing. Gram values are converted from the recorded mass in kilograms.
  • C and C0 describe different rating conditions. They are not a single safe working-load limit and cannot replace an application load calculation.
  • Reference and limiting speeds are separate catalogue values. The source grease/oil context is shown where recorded. Lubricant, seals, loads, fit, clearance and cooling affect the usable operating speed.
  • A common base number does not prove equivalent seals, clearance, precision, material or interchangeability. Open the full designation for these fields.

Related prefix matches — other model numbers may appear

These discovery results can contain a longer number or a different component. They are not specifications for the requested exact model. Open the complete product to inspect its original geometry.

Check the drawing before substituting

Nominal dimensions are not shaft-fit tolerances. Different variants can add grooves, flanges, wider rings or assembly components. When the table has different dimensions, the complete designation—not the shared prefix—controls.

Reference basis & data limits

Manufacturer terminology is retained in the product records. Technical reference basis: JTEKT Basic Bearing Knowledge (boundary dimensions, tolerance classes and lubrication); NSK Bearing ABCs (lubrication, designations and clearance); NTN technical FAQs (closure codes and component interchange); SKF rolling-bearing selection and maintenance references.

Selection workflows and catalogue grouping are BearingScope editorial aids. Verify the current drawing and application requirements before using a candidate. Missing database information is not converted into an assumed match.

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