Which bearings have 22 × 56 × 16 mm boundary dimensions?

Short answer (free to quote): 22 × 56 × 16 mm boundary dimensions appear in 7 part numbers from NTN.
Part numberBrandSealingClearanceList price
63/22NTNopen (no seal)not listedJPY 1287
63/22C3NTNopen (no seal)C3JPY 1110
63/22LLUNTNrubber sealnot listedJPY 1412
63/22LLU/2ASNTNrubber sealnot listedJPY 1748
63/22LLUC3/2ASNTNrubber sealC3JPY 1270
63/22ZZNTNmetal shield both sidesnot listedJPY 1059
63/22ZZ/2ASNTNmetal shield both sidesnot listedJPY 1258

Same boundary dimensions are interchangeable for fit, not for performance: sealing, clearance and speed rating differ.