Help! prop size?

[Ranger_107]

what does 7x3 inch 3 blade prop mean. is the total length 7 inches or is each blade 7 inches?

Thanks,
Nick aka Ranger_107

 

[The Hangar]

It means that each blade is 3.5 inches.

 

[Merv]

7x3x3 = A prop with a diameter of 7 inches, a pitch of 3 inches, that is with each revolution it moves 3 inches forward, at leas in theory & 3 blades.

 

[The Hangar]

so each blade is about3.5 inchs?

Yes.