Ok , I have these 3 (set/I think) of 6 Pack Carbs. Can anyone give me any info on how to decode..

Carb # has #'s 3019 on back with LIST 4383 under the top #'s / ex ------------>

3019
LIST 4383

Carb # 2 has #'s ---------->>

3249
LIST 4382

Carb # 3 has #'s ------------>>

3389
LIST 4375

Any info on these carbs would be helpful..? Please advise..

Cheers , Jeff