Norcold Gas Inlet Tube 61723222 (fits the 322/ 323)

Norcold Burner Tube 621051 (fits the 322/ 323) This is the burner tube that goes on the Norcold 322 and Norcold 323 models.

Norcold Gas Inlet Tube 61694622 (fits several models) This is the gas inlet tube and it fits the following Norcold models: 3163 N611 N621

Norcold Gas Inlet Tube 619157 (fits the N300, N302) This is the inlet gas tube that runs down the side of the refrigerator. It fits all of the following models:  

Norcold Thermocouple 618445 (fits all 322/ 323 models) This Norcold thermocouple fits all 322 and 323 models, regardless of serial number. 

Norcold Spark Sense Electrode 61722922 (fits 322/ 323/ 260) If your refrigerator isn't sparking at all on LP Gas, your issue is most commonly with this part or the power board.