50 other designations in the catalogue share this bore × outside diameter × width. Each was compared on the four fields every bearing row carries — Type, Seal, Clearance, Precision — as recorded, case- and separator-insensitively. All four agreeing puts a designation in the first list; anything else, a difference or a blank, puts it in the second with the fields named.
| No designation in this seat matches this part on all four compared fields. |
| Part number | Manufacturer | C | Differs from this part |
|---|---|---|---|
| C 2212 KV | NTN | 166.0 kN | Type: Spherical — this part: Deep groove ball Seal: Open — this part: 2RS contact seal |
| C 2212 V | NTN | 166.0 kN | Type: Spherical — this part: Deep groove ball Seal: Open — this part: 2RS contact seal |
| 22212 E | NTN | 159.0 kN | Type: Spherical — this part: Deep groove ball Seal: Open — this part: 2RS contact seal |
| 22212 E/C2 | NTN | 159.0 kN | Type: Spherical — this part: Deep groove ball Seal: Open — this part: 2RS contact seal Clearance: C2 — this part: CN (Normal) |
| 22212 E/C3 | NTN | 159.0 kN | Type: Spherical — this part: Deep groove ball Seal: Open — this part: 2RS contact seal Clearance: C3 — this part: CN (Normal) |
| 22212 E/C4 | NTN | 159.0 kN | Type: Spherical — this part: Deep groove ball Seal: Open — this part: 2RS contact seal Clearance: C4 — this part: CN (Normal) |
| 22212 EK | NTN | 159.0 kN | Type: Spherical — this part: Deep groove ball Seal: Open — this part: 2RS contact seal |
| 22212 EK/C2 | NTN | 159.0 kN | Type: Spherical — this part: Deep groove ball Seal: Open — this part: 2RS contact seal Clearance: C2 — this part: CN (Normal) |
| 22212 EK/C3 | NTN | 159.0 kN | Type: Spherical — this part: Deep groove ball Seal: Open — this part: 2RS contact seal Clearance: C3 — this part: CN (Normal) |
| 22212 EK/VA751 | NTN | 159.0 kN | Type: Spherical — this part: Deep groove ball Seal: Open — this part: 2RS contact seal |
| NJ 2212 ECJ | NTN | 146.0 kN | Type: Cylindrical — this part: Deep groove ball Seal: Open — this part: 2RS contact seal |
| NJ 2212 ECJ/C3 | NTN | 146.0 kN | Type: Cylindrical — this part: Deep groove ball Seal: Open — this part: 2RS contact seal Clearance: C3 — this part: CN (Normal) |
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