Zastava intermediate length Commercial Actions as used by makers such as Heym:
As I said before, no model number that I've ever seen Zastava use to identify them. Not even sure if Zastava made factory rifles out of them but they surely supplied the actions to the trade.
Their LK M70 (Bolt rifle) is indeed a standard length 98 action and was sold by Interarms as the Mk X, also marketed as the Rem 798, Charles Daly, and Zastava Z09, among others. Zastava's M85 is what Interarms sold as their "Mini Mauser".
Zastava's logo "ZCZ" is often confused with CZ's logo
vs the older CZ logo: