PART/PRINT NO. PART DESCRIPTION SEPTIC/750 GALLON/20 & 10" LID/ PLAIN LIQUID LEVEL 558 a9 4 revision pare ® @D 10 LID 20° LID 101 B.OM. AKS11200 AKS10030 AKS10020 750 SEPTIC PLAIN 20° LID 10° LID GASKET PACK FOR 20° LID GASKET PACK FOR 10° LID DRAWN MATERIAL. TOLERANCE SIGNATURE BOLIVARES | POLYETHYLENE 0.