Helicopter-DataBase
by Thomas Girke
PZL W‑3 Construction Numbers
Explanation
Explanation | Location | Examples
The construction number format of PZL‑Świdnik built W‑3 helicopters is VV.BB.NN where:
VV is the basic version of the rotorcraft:
30 = prototypes
31 = transport version
32 = ambulance version
33 = passenger version
36 = armed multi-role version
37 = FAR Part 29 certificated version
39 = sea rescue version
BB is the production batch number.
NN is the number within the production batch.
Location
Explanation | Location | Examples
The construction number is pressed into a metal plate which is to be found on the right side of the cockpit instrument panel. The construction number is easily readable also from the outside.
![CN on the right side of the cockpit instrument panel](images/w3/w3_cn_06.jpg)
![CN on the right side of the cockpit instrument panel](images/w3/w3_cn_07.jpg)
Normally the contruction number is additionally painted on both sides of the tail boom. Both on civil and military aircraft.
Examples
Explanation | Location | Examples