In regards to marking on heel as a preban feature I have a Polytech M14 that has a flashsuppressor with bayonet lug that has serial number etc on side of receiver, what is intresting is that the first two numbers of the serial number are faintly engraved on the heel. Heckler Koch Serial Number Date Codes Sign in to follow this. I have a Romanian AK 47.I am interested to know if any parts other than the receiver have serial numbers? I see several folks list AK. If you watch the nutnfancy video where he goes to t. In this video I demo the fact that most Wasr10/63s have more matching serial numbers then Arsenal AKs do. And safe storage) these larger items are marked with lot and batch numbers.
Been identified uniquely (for example, an AK-47 with serial number 84675673).
