You will be buying one after market front Crankcase Water Drain Plug for  H  or  M  Farmalls with "IH" Imprint. It is new.  It also fits these models
IH / Farmall100 
IH / Farmall130 
IH / Farmall140 
IH / Farmall200 
IH / Farmall230 
IH / Farmall240 
IH / Farmall300 
IH / Farmall330 
IH / Farmall340 
IH / Farmall350 
IH / Farmall400 
IH / Farmall450 
IH / Farmall600 
IH / Farmall650 
IH / FarmallA 
IH / FarmallAV 
IH / FarmallB 
IH / FarmallBN 
IH / FarmallC 
IH / FarmallCub 
IH / FarmallCub Lo-Boy 
IH / FarmallHV 
IH / FarmallI-4 
IH / FarmallI-6 
IH / FarmallI-9 
IH / FarmallID-6 
IH / FarmallID-9 
IH / FarmallM 
IH / FarmallMD 
IH / FarmallMDV 
IH / FarmallMV 
IH / FarmallO-4 
IH / FarmallO-6 
IH / FarmallODS-6 
IH / FarmallOS-4 
IH / FarmallOS-6 
IH / FarmallSuper A 
IH / FarmallSuper A-1 
IH / FarmallSuper AV 
IH / FarmallSuper AV-1 
IH / FarmallSuper C 
IH / FarmallSuper H 
IH / FarmallSuper HV 
IH / FarmallSuper M 
IH / FarmallSuper MD 
IH / FarmallSuper MD-TA 
IH / FarmallSuper MDV 
IH / FarmallSuper MTA 
IH / FarmallSuper MV 
IH / FarmallSuper W-6 
IH / FarmallSuper W-9 
IH / FarmallSuper W6-TA 
IH / FarmallSuper WD-6 
IH / FarmallSuper WD-9 
IH / FarmallSuper WD6-TA 
IH / FarmallSuper WDR-9 
IH / FarmallW-4 
IH / FarmallW-400 
IH / FarmallW-450 
IH / FarmallW-6 
IH / FarmallW-9 
IH / FarmallWD-6 
IH / FarmallWD-9 
IH / FarmallWDR-9 
IH / FarmallWR-9 
IH / FarmallWR-9S