Another prop boss to id

[Geertse]

Have another one ,markings are:

AB 7031
200 HP BHP SIDDELY
D 2750
P 2530
AID is hard to read possibly 143,147 or 243
On the front G793N82

Can someone id it please?
Greetings,

[Bob Gardner]

Geerste,

This one is British.

AB 7031 The Air Board drawing number
200 HP BHP SIDDELY The motor, a 200hp engine designed by Beardmore, Halford and Pullinger and made by Siddeley
D 2750 Diameter in mm
P 2530 Pitch in mm
AID is hard to read possibly 143,147 or 243 The airworthiness stamp of an inspector from the Aeronautical Inspection Department
On the front G793 N82 The batch number dating it to late 1917

The prop was used on the DH4, DH9, Bristol Fighter F2A and F2B.

With kind regards,

Bob

[Geertse]

Thanks for the info!!
Kind regards