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626 bearing dimensions & suffix variants

Look up recorded dimensions for designations beginning with 626. The table retains complete manufacturer designations so special suffixes and different dimensional variants remain visible.

On this page7 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.

Catalogue variant evidence

626 — published size and closure variants

626 is the base grouping for the specific records below. Read the complete designation and publisher on each row. The source unit is retained beside the converted unit. A shield or seal can change the width; equal bore and outside diameter do not establish the same envelope.

5 source-labelled records; 5 shown initially.

Publisher / full modelClosure / materiald×D×B in mmd×D×B in inchesSource unit
SMB626OpenChrome steel6×19×6 mm0.23622×0.748031×0.23622 inmm
SMB626ZZShieldedChrome steel6×19×6 mm0.23622×0.748031×0.23622 inmm
SMB626-2RSSealedChrome steel6×19×6 mm0.23622×0.748031×0.23622 inmm
SMB626ZZW8ShieldedChrome steel6×19×8 mm0.23622×0.748031×0.314961 inmm
SMB626-2RSW515SealedChrome steel6×19×5.15 mm0.23622×0.748031×0.202756 inmm
Page 1

Keep RS, 2RS, ZZ and width suffixes distinct

The table records the publisher’s open, shielded or sealed column. An unlisted “RS” marking is not rewritten as “2RS”. Keep special endings such as W21, W23 or a fractional bore suffix: they can identify a different width or bore. No automatic cross-brand substitution is approved.

Metric values converted from printed inch decimals inherit the source rounding. For example, 0.2812 in converts to 7.14248 mm; that extra decimal detail is arithmetic, not a tolerance or a machining target. Never silently round an inch bearing into the nearest metric size. Missing speed, clearance, precision, internal ball diameter, material grade or exact lubricant remain unknown.

Publisher references: SMB product charts and Enduro 1600-series data; checked 2026-10-02. Original BearingScope interpretation. No stock, sales, vehicle fitment or redistributable CAD is implied. Material names describe the source page, not a certificate for every item sold under a similar number.

Source-labelled catalogue reference

626 — PEER catalogue dimensions

Independent technical reference from PEER’s historical 2009 sheets; checked 2026-10-03. These are catalogue records, not current-stock claims or replacement approvals. Printed units are kept separate.

PEER nominal envelope — d is bore, D is outside diameter, B is width
Full catalogue modeld×D×B (mm)d×D×B (in)Closed width / execution scope
PEER · 600 series6266×19×6 mmPrinted metric row.2362×.7480×.2362 inBase designation only; complete closure execution must be checked

Read ratings without transferring them to another execution

Cr and Cor are catalogue basic load ratings, not allowable application loads. Oil/grease values below are explicitly for open bearings where supplied. They are not sealed-bearing or machine operating-speed approvals. A dash means withheld or not established here.

Published PEER ratings — N and r/min
ModelDynamic Cr / static CorOpen: oil / greaseEvidence boundary
626—40000 / 34000 r/minLoad ratings withheld because the printed N/lbf pair needs verification.

Printed decimal conversions inherit catalogue rounding; more decimal places do not create manufacturing accuracy. Special bores must not be rounded to a nearby metric bearing. The historical table does not establish an exact RS/2RS, NR, ABEC, C3, ceramic, vehicle or kit execution unless explicitly listed. No CAD or interchange approval is implied.

Exact model evidence

626 dimensions and recorded technical data

The recorded 626 base designation measures 6×19×6 mm (inside diameter d × outside diameter D × width B). This answer uses unsuffixed records from SKF, NSK, KOYO, NTN, EZO. 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. 33 recorded variants are listed. A dash means the value is missing, not zero.

Brand / full designationNamed dimensions (mm / in)Dynamic C (kN)Static C0 (kN)Reference speed (rpm)Limiting speed (rpm)Mass (kg / g)
SKF626Deep groove ball bearing
Bore diameter (d)
6 mm
0.23622 in
Outside diameter (D)
19 mm
0.748031 in
Width (B)
6 mm
0.23622 in
2.34 kN0.95 kN80000 rpm50000 rpm0.0079 kg7.9 g
NSK626Deep groove ball bearing
Bore diameter (d)
6 mm
0.23622 in
Outside diameter (D)
19 mm
0.748031 in
Bearing width (open) (B)
6 mm
0.23622 in
2.57 kN0.885 kN——0.00815 kg8.15 g
KOYO626Deep groove ball bearing
Bore diameter (d)
6 mm
0.23622 in
Outside diameter (D)
19 mm
0.748031 in
Width (B)
6 mm
0.23622 in
2.9 kN0.89 kN—35000 rpmLimiting Speeds(Grease Lub.): 35000 min-1Limiting Speeds(Oil Lub.): 43000 min-10.008 kg8 g
NTN626Deep groove ball bearing
Internal diameter (d)
6 mm
0.23622 in
External diameter (D)
19 mm
0.748031 in
Bearing/Inner ring width (B)
6 mm
0.23622 in
2.59 kN0.885 kN——0.009 kg9 g
EZO626Deep groove ball bearing
Bore diameter (d)
6 mm
0.23622 in
Outer diameter (D)
19 mm
0.748031 in
Inner ring width (B)
6 mm
0.23622 in
2.34 kN0.889 kN——0.00718 kg7.18 g
SKF626-2RSHDeep groove ball bearing with seals
Bore diameter (d)
6 mm
0.23622 in
Outside diameter (D)
19 mm
0.748031 in
Width (B)
6 mm
0.23622 in
2.34 kN0.95 kN—24000 rpm0.0081 kg8.1 g
SKF626-2RSH/C3Deep groove ball bearing with seals
Recorded bore (d)
6 mm
0.23622 in
Recorded outside dimension (D)
19 mm
0.748031 in
Catalogue width (symbol unverified)
6 mm
0.23622 in
2.34 kN0.95 kN80000 rpm24000 rpm0.0081 kg8.1 g
SKF626-2RSH/LHT23Deep groove ball bearing with seals
Recorded bore (d)
6 mm
0.23622 in
Recorded outside dimension (D)
19 mm
0.748031 in
Catalogue width (symbol unverified)
6 mm
0.23622 in
2.34 kN0.95 kN—24000 rpm0.0081 kg8.1 g
SKF626 2RSJEMDeep groove ball bearing
Recorded bore (d)
6 mm
0.23622 in
Recorded outside dimension (D)
19 mm
0.748031 in
Catalogue width (symbol unverified)
6 mm
0.23622 in
2.34 kN0.95 kN—24000 rpm0.0069 kg6.9 g
SKF626-2RSLDeep groove ball bearing with seals
Bore diameter (d)
6 mm
0.23622 in
Outside diameter (D)
19 mm
0.748031 in
Width (B)
6 mm
0.23622 in
2.34 kN0.95 kN80000 rpm40000 rpm0.0081 kg8.1 g
SKF626-2RSLTN9/HC5C3WTF1Hybrid ceramic deep groove ball bearing with low-friction seals on both sides
Bore diameter (d)
6 mm
0.23622 in
Outside diameter (D)
19 mm
0.748031 in
Width (B)
6 mm
0.23622 in
2.21 kN0.95 kN100000 rpm45000 rpm0.0071 kg7.1 g
SKF626-2ZDeep groove ball bearing with seals or shields
Bore diameter (d)
6 mm
0.23622 in
Outside diameter (D)
19 mm
0.748031 in
Width (B)
6 mm
0.23622 in
2.34 kN0.95 kN80000 rpm40000 rpm0.0085 kg8.5 g
SKF626-2Z/C2LHT23Deep groove ball bearing with seals or shields
Recorded bore (d)
6 mm
0.23622 in
Recorded outside dimension (D)
19 mm
0.748031 in
Catalogue width (symbol unverified)
6 mm
0.23622 in
2.34 kN0.95 kN80000 rpm40000 rpm0.0084 kg8.4 g
SKF626-2Z/C3Deep groove ball bearing with seals or shields
Recorded bore (d)
6 mm
0.23622 in
Recorded outside dimension (D)
19 mm
0.748031 in
Catalogue width (symbol unverified)
6 mm
0.23622 in
2.34 kN0.95 kN80000 rpm40000 rpm0.0084 kg8.4 g
SKF626 2ZJEMDeep groove ball bearing
Recorded bore (d)
6 mm
0.23622 in
Recorded outside dimension (D)
19 mm
0.748031 in
Catalogue width (symbol unverified)
6 mm
0.23622 in
2.34 kN0.95 kN80000 rpm40000 rpm0.0084 kg8.4 g
SKF626-2Z/LHT23Deep groove ball bearing with seals or shields
Recorded bore (d)
6 mm
0.23622 in
Recorded outside dimension (D)
19 mm
0.748031 in
Catalogue width (symbol unverified)
6 mm
0.23622 in
2.34 kN0.95 kN80000 rpm40000 rpm0.0084 kg8.4 g
SKF626-2Z/WTDeep groove ball bearings
Recorded bore (d)
—
Recorded outside dimension (D)
—
Catalogue width (symbol unverified)
—
————0.0084 kg8.4 g
SKF626/C3Deep groove ball bearing
Recorded bore (d)
6 mm
0.23622 in
Recorded outside dimension (D)
19 mm
0.748031 in
Catalogue width (symbol unverified)
6 mm
0.23622 in
2.34 kN0.95 kN——0.0079 kg7.9 g
SKF626-RSHDeep groove ball bearing with seals
Bore diameter (d)
6 mm
0.23622 in
Outside diameter (D)
19 mm
0.748031 in
Width (B)
6 mm
0.23622 in
2.34 kN0.95 kN—24000 rpm0.0078 kg7.8 g
SKF626-ZDeep groove ball bearing with seals or shields
Bore diameter (d)
6 mm
0.23622 in
Outside diameter (D)
19 mm
0.748031 in
Width (B)
6 mm
0.23622 in
2.34 kN0.95 kN80000 rpm50000 rpm0.0081 kg8.1 g
SKF626 ZJEMDeep groove ball bearing
Recorded bore (d)
6 mm
0.23622 in
Recorded outside dimension (D)
19 mm
0.748031 in
Catalogue width (symbol unverified)
6 mm
0.23622 in
2.34 kN0.95 kN80000 rpm50000 rpm0.0081 kg8.1 g
FAG626-2RSR-HLNDeep groove ball bearing
Bore diameter (d)
6 mm
0.23622 in
Outside diameter (D)
19 mm
0.748031 in
Width (B)
6 mm
0.23622 in
2.8 kN1.06 kN—25500 rpm0.007 kg7 g
FAG626-2RSR-HLN-C3Deep groove ball bearing
Bore diameter (d)
6 mm
0.23622 in
Outside diameter (D)
19 mm
0.748031 in
Width (B)
6 mm
0.23622 in
2.8 kN1.06 kN—25500 rpm0.008 kg8 g
FAG626-2Z-C3-HLNDeep groove ball bearing
Bore diameter (d)
6 mm
0.23622 in
Outside diameter (D)
19 mm
0.748031 in
Width (B)
6 mm
0.23622 in
2.8 kN1.06 kN30500 rpm44500 rpm0.007 kg7 g
FAG626-2Z-HLNDeep groove ball bearing
Bore diameter (d)
6 mm
0.23622 in
Outside diameter (D)
19 mm
0.748031 in
Width (B)
6 mm
0.23622 in
2.8 kN1.06 kN30500 rpm44500 rpm0.008 kg8 g
FAG626-Z-HLNDeep groove ball bearing
Bore diameter (d)
6 mm
0.23622 in
Outside diameter (D)
19 mm
0.748031 in
Width (B)
6 mm
0.23622 in
2.8 kN1.06 kN30500 rpm53000 rpm0.00724 kg7.24 g
NSK626DDDeep groove ball bearing
Bore diameter (d)
6 mm
0.23622 in
Outside diameter (D)
19 mm
0.748031 in
Catalogue width (symbol unverified)
6 mm
0.23622 in
2.57 kN0.885 kN———
NSK626VVDeep groove ball bearing
Bore diameter (d)
6 mm
0.23622 in
Outside diameter (D)
19 mm
0.748031 in
Catalogue width (symbol unverified)
6 mm
0.23622 in
2.57 kN0.885 kN———
NSK626ZZ1Deep groove ball bearing
Bore diameter (d)
6 mm
0.23622 in
Outside diameter (D)
19 mm
0.748031 in
Catalogue width (symbol unverified)
6 mm
0.23622 in
2.57 kN0.885 kN——0.00794 kg7.94 g
KOYO626 2RDDeep groove ball bearing
Bore diameter (d)
6 mm
0.23622 in
Outside diameter (D)
19 mm
0.748031 in
Width (B)
6 mm
0.23622 in
2.9 kN0.89 kN—32000 rpmLimiting Speeds(Grease Lub.): 32000 min-1Limiting Speeds(Oil Lub.): - min-10.008 kg8 g
KOYO626 2RSDeep groove ball bearing
Bore diameter (d)
6 mm
0.23622 in
Outside diameter (D)
19 mm
0.748031 in
Width (B)
6 mm
0.23622 in
2.9 kN0.89 kN—27000 rpmLimiting Speeds(Grease Lub.): 27000 min-1Limiting Speeds(Oil Lub.): - min-10.008 kg8 g
KOYO626 2RUDeep groove ball bearing
Bore diameter (d)
6 mm
0.23622 in
Outside diameter (D)
19 mm
0.748031 in
Width (B)
6 mm
0.23622 in
2.9 kN0.89 kN—35000 rpmLimiting Speeds(Grease Lub.): 35000 min-1Limiting Speeds(Oil Lub.): - min-10.008 kg8 g
KOYO626 ZZDeep groove ball bearing
Bore diameter (d)
6 mm
0.23622 in
Outside diameter (D)
19 mm
0.748031 in
Width (B)
6 mm
0.23622 in
2.9 kN0.89 kN—35000 rpmLimiting Speeds(Grease Lub.): 35000 min-1Limiting Speeds(Oil Lub.): - min-10.008 kg8 g
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
SKF 626WithoutP6 and tighter width toleranceCNSheet metalBearing steelNone
NSK 626OpenNot recordedNot recordedNot recordedNot recordedNot recorded
KOYO 626OpenNot recordedNot recordedNot recordedNot recordedNot recorded
NTN 626openNot recordedCNpressed steel cageNot recordedNot recorded
EZO 626Open (no closure suffix in this catalogue marking)Not recordedNot recordedNot recordedHigh-carbon chromium bearing steelNot recorded
SKF 626-2RSHSeal on both sidesP6 and tighter width toleranceCNSheet metalBearing steelGrease
SKF 626-2RSH/C3Seal on both sidesNot recordedC3Sheet metalBearing steelGrease
SKF 626-2RSH/LHT23Seal on both sidesNot recordedCNSheet metalBearing steelGrease
SKF 626 2RSJEMSeal on both sidesNot recordedC3Sheet metalBearing steelGrease
SKF 626-2RSLSeal on both sidesP6 and tighter width toleranceCNSheet metalBearing steelGrease
SKF 626-2RSLTN9/HC5C3WTF1Seal on both sidesNot recordedC3Non-metallicHybrid (ceramic balls)Grease
SKF 626-2ZShield on both sidesP6 and tighter width toleranceCNSheet metalBearing steelGrease
SKF 626-2Z/C2LHT23Shield on both sidesNot recordedC2Sheet metalBearing steelGrease
SKF 626-2Z/C3Shield on both sidesNot recordedC3Sheet metalBearing steelGrease
SKF 626 2ZJEMShield on both sidesNot recordedC3Sheet metalBearing steelGrease
SKF 626-2Z/LHT23Shield on both sidesNot recordedCNSheet metalBearing steelGrease
SKF 626-2Z/WTNot recordedNot recordedNot recordedNot recordedNot recordedNot recorded
SKF 626/C3WithoutNot recordedC3Sheet metalBearing steelNone
SKF 626-RSHSeal on one sideP6 and tighter width toleranceCNSheet metalBearing steelNone
SKF 626-ZShield on one sideP6 and tighter width toleranceCNSheet metalBearing steelNone
SKF 626 ZJEMShield on one sideNot recordedC3Sheet metalBearing steelNone
FAG 626-2RSR-HLN2RSR — Contact seal on both sidesPN — Normal (ISO 492:2023)CN (Group N) — Normal internal clearanceJN — Steel sheet metalNot recordedLubricating grease
FAG 626-2RSR-HLN-C32RSR — Contact seal on both sidesPN — Normal (ISO 492:2023)C3 (Group 3) — Internal clearance larger than CNJN — Steel sheet metalNot recordedLubricating grease
FAG 626-2Z-C3-HLN2Z — Non-contact shield on both sidesPN — Normal (ISO 492:2023)C3 (Group 3) — Internal clearance larger than CNJN — Steel sheet metalNot recordedLubricating grease
FAG 626-2Z-HLN2Z — Non-contact shield on both sidesPN — Normal (ISO 492:2023)CN (Group N) — Normal internal clearanceJN — Steel sheet metalNot recordedLubricating grease
FAG 626-Z-HLNZ — Non-contact shield on one SidePN — Normal (ISO 492:2023)CN (Group N) — Normal internal clearanceJN — Steel sheet metalNot recordedWithout — Bearing not greased
NSK 626DDContact rubber seals on both sides (DD)Not recordedNot recordedNot recordedNot recordedNot recorded
NSK 626VVNon-contact rubber seals on both sides (VV)Not recordedNot recordedNot recordedNot recordedNot recorded
NSK 626ZZ1Metal shields on both sides (ZZ1)Not recordedNot recordedNot recordedNot recordedNot recorded
KOYO 626 2RDExtremely light contact sealed 2RDNot recordedNot recordedNot recordedNot recordedNot recorded
KOYO 626 2RSContact sealed 2RSNot recordedNot recordedNot recordedNot recordedNot recorded
KOYO 626 2RUNon-contact sealed 2RUNot recordedNot recordedNot recordedNot recordedNot recorded
KOYO 626 ZZShielded ZZNot 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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