Banksy66

Hi , Banksy66 here , looking for any information regarding first purchase of WW11 Spitfire Variable propeller Blade - Only Serial no ,s on screw mount to affix to engine for better a word for myself , sorry if I offend anyone at this early stage , excuse my ignorance, these are the no and Lettering as follows-
RA 10270-RJ- JP-275027_R.W.O- 70134- can any of these authenticate - information from seller 603-Squadron