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2220 bearing dimensions & suffix variants

Look up recorded dimensions for designations beginning with 2220. 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

2220 dimensions and recorded technical data

The recorded 2220 base designation measures 100×180×46 mm (inside diameter d × outside diameter D × width B). This answer uses unsuffixed records from SKF, NSK. 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. 12 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)
SKF2220Self-aligning ball bearing
Bore diameter (d)
100 mm
3.937008 in
Outside diameter (D)
180 mm
7.086614 in
Width (B)
46 mm
1.811024 in
97.5 kN40.5 kN6700 rpm4800 rpm4.7 kg4700 g
NSK2220Self-aligning ball bearing
Bore diameter (d)
100 mm
3.937008 in
Outside diameter (D)
180 mm
7.086614 in
Bearing width (B)
46 mm
1.811024 in
104 kN38.5 kN——4.71 kg4710 g
SKF2220 KSelf-aligning ball bearing with tapered bore
Bore diameter (d)
100 mm
3.937008 in
Outside diameter (D)
180 mm
7.086614 in
Width (B)
46 mm
1.811024 in
97.5 kN40.5 kN6700 rpm4800 rpm4.9 kg4900 g
SKF2220 K/C3Self-aligning ball bearing with tapered bore
Recorded bore (d)
100 mm
3.937008 in
Recorded outside dimension (D)
180 mm
7.086614 in
Catalogue width (symbol unverified)
46 mm
1.811024 in
97.5 kN40.5 kN6700 rpm4800 rpm4.82 kg4820 g
SKF2220 KMSelf-aligning ball bearing with tapered bore
Bore diameter (d)
100 mm
3.937008 in
Outside diameter (D)
180 mm
7.086614 in
Width (B)
46 mm
1.811024 in
97.5 kN40.5 kN6700 rpm4800 rpm5.02 kg5020 g
SKF2220 KM/C3Self-aligning ball bearing with tapered bore
Recorded bore (d)
100 mm
3.937008 in
Recorded outside dimension (D)
180 mm
7.086614 in
Catalogue width (symbol unverified)
46 mm
1.811024 in
97.5 kN40.5 kN6700 rpm4800 rpm5.02 kg5020 g
SKF2220 MSelf-aligning ball bearing
Bore diameter (d)
100 mm
3.937008 in
Outside diameter (D)
180 mm
7.086614 in
Width (B)
46 mm
1.811024 in
97.5 kN40.5 kN6700 rpm4800 rpm5.13 kg5130 g
FAG2220-K-MSelf-aligning ball bearing
Bore diameter (d)
100 mm
3.937008 in
Outside diameter (D)
180 mm
7.086614 in
Width (B)
46 mm
1.811024 in
98 kN40.5 kN4900 rpm5700 rpm4.94 kg4940 g
FAG2220-K-M-C3Self-aligning ball bearing
Bore diameter (d)
100 mm
3.937008 in
Outside diameter (D)
180 mm
7.086614 in
Width (B)
46 mm
1.811024 in
98 kN40.5 kN4900 rpm5700 rpm5.11 kg5110 g
FAG2220-MSelf-aligning ball bearing
Bore diameter (d)
100 mm
3.937008 in
Outside diameter (D)
180 mm
7.086614 in
Width (B)
46 mm
1.811024 in
98 kN40.5 kN4900 rpm5700 rpm4.98 kg4980 g
FAG2220-M-C3Self-aligning ball bearing
Bore diameter (d)
100 mm
3.937008 in
Outside diameter (D)
180 mm
7.086614 in
Width (B)
46 mm
1.811024 in
98 kN40.5 kN4900 rpm5700 rpm4.98 kg4980 g
NSK2220KSelf-aligning ball bearing
Nominal bore diameter (1:12 taper) (d)
100 mm
3.937008 in
Outside diameter (D)
180 mm
7.086614 in
Bearing width (B)
46 mm
1.811024 in
104 kN38.5 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
SKF 2220WithoutNot recordedCNSheet metalBearing steelNone
NSK 2220Not recordedNot recordedNot recordedNot recordedNot recordedNot recorded
SKF 2220 KWithoutNot recordedCNSheet metalBearing steelNone
SKF 2220 K/C3WithoutNot recordedC3Sheet metalBearing steelNone
SKF 2220 KMWithoutNot recordedCNMachined brassBearing steelNone
SKF 2220 KM/C3WithoutNot recordedC3Machined brassBearing steelNone
SKF 2220 MWithoutNot recordedCNMachined brassBearing steelNone
FAG 2220-K-MWithout — Not sealedPN — Normal (ISO 492:2023)CN (Group N) — Normal internal clearanceM — Solid brass cage, ball guidedNot recordedWithout — Bearing not greased
FAG 2220-K-M-C3Without — Not sealedPN — Normal (ISO 492:2023)C3 (Group 3) — Internal clearance larger than CNM — Solid brass cage, ball guidedNot recordedWithout — Bearing not greased
FAG 2220-MWithout — Not sealedPN — Normal (ISO 492:2023)CN (Group N) — Normal internal clearanceM — Solid brass cage, ball guidedNot recordedWithout — Bearing not greased
FAG 2220-M-C3Without — Not sealedPN — Normal (ISO 492:2023)C3 (Group 3) — Internal clearance larger than CNM — Solid brass cage, ball guidedNot recordedWithout — Bearing not greased
NSK 2220KNot recordedNot 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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