None of those indicate a USN officer rank. Some might indicate some enlisted man's rank...but "SN" is often used to indicate SERIAL NUMBER and after the Vietnam War, it meant "SOCIAL SECURITY NUMBER." Today often termed SSN; but those letters can also mean NUCLEAR SUBMARINE (SS=Sub, N=Nuclear).
fn key is the function key on most key boards you'll see keys with additional blue tabs when you holddown the fn key and then hit the key with the blue it will open a function ie:fn+a key that lokks like a speaker then you can turn volume up or done etc.I hope this helps
FN Model 1910 made by Browning .
FN PistolsTry the book FN Browning Pistols at this link: http://www.fn-browning.com/They can also be contacted at: Wet Dog Publications * 5603-B W. Friendly Ave * Suite 166 * Greensboro, NC 27410Email: info@fn-browning.com Phone: 336-394-4138 Fax: 336-349-5427
Go to Browning.com. Look under customer service for date assistance.
FN made several models of shotgun. Would need to know what type of action, etc.
Fn.
fn. - footnotehttp://www.aresearchguide.com/comabb.html
The abbreviation of "footnote" is "fn." Another variation which may be used is simply "n."
FN is the abbreviation for Fabrique Nationale Arms Co. of Herstal, Belgium. They made most of the A-5 shotguns and Superposed shotguns for Browning USA.
Part of the serial number. No real meaning.
Fn = Fn-1 + Fn-2
Fn = Fn-1 + Fn-2 And F0 = F1 = 1
FN
Try fn+F1 or maybe fn+F2 ---- Fn+F7
FN Billimoria was born in 1934.
FN Herstal's population is 3,000.
FN Herstal was created in 1889.