MECCANO PART NUMBER - 69c

Grub Screw 7/64"

UK Drawing/Job No. 519 - (Grub Screw for Aeroplane Collar)

Drawing Date - 28/11/1931
The following revisions are noted on the drawing:-
Issue 2 - 26/08/1932
Issue 3 - 29/01/1940
Issue 4 - 25/06/1945
Issue 5 - 20/04/1951
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