in search for the main jet plug from a '82 mercury 70hp

[D-nice]

Hi i'm looking for the main jet plug of a 82 mercury 70hp motor.

http://www.boats.net/parts/search/M...1 THRU 9385910/CARBURETOR ASSEMBLY/parts.html

nr 15 on this picture

where can i find this? please help

greetings from holland