Why order a whole spool? Go to your FLAPS and buy a 4 foot section of 5/16" line with two inverted flare nuts already installed. Bend to fit, and cut and re-flare the tubing for one fitting.
Jerry

"It is better to be silent and be thought a fool than to speak and eliminate all doubt!" - Abraham Lincoln
Cringe and wail in fear, Eloi- - - - -we Morlocks are on the hunt!
There is nothing noble in being superior to your fellow man; true nobility is being superior to your former self. - Ernest Hemingway
Love your enemies and drive 'em nuts!